A strong automotive jump box should deliver enough starting power for your engine, secure cable connections, and practical backup features for the roadside; it suits drivers who want to restart a vehicle without relying on another car. This lineup ranges from traditional lead-acid-style units such as the 22Ah Clore Automotive JNC660 to compact lithium packs and combination jump starters with air compressors. Peak-current figures run from 500 amps to 4,250 amps, but those numbers alone do not establish compatibility: stated engine limits and battery type matter too.
We compare each product’s listed capabilities, dimensions, and included functions to help you narrow the choice. Check your vehicle manual and the jump box instructions before use, especially when dealing with a fully discharged battery or a larger engine.
The NOCO Boost X GBX155 is the Best Automotive Jump Box in this group for drivers who need broad stated engine coverage and a feature-rich lithium unit. It delivers 4,250 amps and is specified for gas engines up to 10.0L and diesel engines up to 8.0L. Its UltraSafe 2.0 protections, 60W USB-C power delivery, and 2.7-hour USB-C PD recharge add useful functions beyond starting.
Choose a lower-capacity option if your vehicle’s requirements are more modest.
Our Top Picks
Best OverallIts 4,250 amps support stated engines up to 10.0L gas and 8.0L diesel, with UltraSafe 2.0 protection and 60W USB-C power delivery.
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Heavy-Duty CablesThe 22Ah battery, 1,700 peak amps, and 46-inch heavy-duty #2 AWG cables make this substantial 18-pound unit suited to varied vehicles.
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High Peak CurrentIts 5,000-amp rating and stated support for engines up to 10L gas or 8L diesel pair with force-start technology for 0V batteries.
View on Amazon- Built-In Compressor WOLFBOX MV24A
- AC Power Option DEWALT DXAEPS14
Compare Automotive Jump Boxes by Features and Fit
| # | Product | Dimensions | Weight | Battery Capacity | Voltage | Buy |
|---|---|---|---|---|---|---|
| 1 | 1. NOCO Boost X GBX155Best Overall | 8.18"D x 4.84"W x 13.51"H | 7 lb | 6750 milliamp hours | 12 V | View on Amazon |
| 2 | 2. Clore Automotive JNC660Heavy-Duty Cables | 5.1"D x 14.1"W x 16.3"H | 18 lb | 22 | 12 V | View on Amazon |
| 3 | 3. TREKURE TK60High Peak Current | — | 0.42 kg | 7200 milliamp hours | 12 V | View on Amazon |
| 4 | 4. OXILAM Y2High-output multi-vehicle jump kit | 8.7"D x 4.7"W x 3.5"H | 3.36 oz | 6000 amp hours | 12 V | View on Amazon |
| 5 | 5. WOLFBOX MV24ABuilt-In Compressor | 2.16"D x 5.28"W x 9.39"H | 5.3 lb | 6000 milliamp hours | 12 V | View on Amazon |
| 6 | 6. S ZEVZO ET03Frequent starts with LCD status | 1.5"D x 3.4"W x 7.5"H | — | — | 12 V | View on Amazon |
| 7 | 7. DEWALT DXAEPS14AC Power Option | 10.8"D x 5.6"W x 12.3"H | 17.3 lb | 21 | 12 V | View on Amazon |
| 8 | 8. NOCO Boost GB40Compact gasoline-car emergency kit | 4.61"D x 8.19"W x 4.21"H | — | — | 12 V | View on Amazon |
| 9 | 9. Joltekon VP30Roadside jump-start and tire inflation | 7.88"D x 1.97"W x 3.78"H | 1200 g | 7200 milliamp hours | 12 V | View on Amazon |
| 10 | 10. NOCO Boost GB20Compact starter for smaller gas engines | 4.61"D x 8.19"W x 4.21"H | — | — | 12 V | View on Amazon |
Detailed Reviews: Best Automotive Jump Box

#1 · Best Overall
1. NOCO Boost X GBX155
- Dimensions: 8.18"D x 4.84"W x 13.51"H
- Weight: 7 lb
- Battery Capacity: 6750 milliamp hours
- Voltage: 12 V
Best for: Large-engine USB-C jump starter.
Why it ranks #1: Its 4,250 amps support stated engines up to 10.0L gas and 8.0L diesel, with UltraSafe 2.0 protection and 60W USB-C power delivery.
NOCO rates the Boost X GBX155 at 4250 amps for gas engines up to 10.0L and diesel engines up to 8.0L, giving owners of larger vehicles a portable lithium starting option. Its 2.7-hour USB-C Power Delivery recharge also supports a quicker return to service between uses.
UltraSafe 2.0 adds spark-proof and reverse-polarity protection, with enhanced thermal efficiency and power management specified alongside the high output. That combination addresses connection safety and operating demands in a unit rated for larger gas and diesel engines. The included 60W USB-C power bank can charge compatible devices, while the supplied 12V USB-C fast charger and cable support recharging; its 7-pound weight makes storage and carrying more manageable than a heavy shop-style booster.
- 4250A output for engines up to 10.0L gas and 8.0L diesel
- UltraSafe 2.0 spark-proof and reverse-polarity protection
- USB-C Power Delivery recharge in 2.7 hours
- 60W USB-C power bank
- Its stated diesel engine limit is 8.0L.
Skip it if you need stated diesel capacity above 8.0L; the OXILAM Y2 is rated for diesel engines up to 12L.
Choose the GBX155 if your vehicle falls within its 10.0L gas or 8.0L diesel limits and USB-C charging is useful in your kit. Its engine ratings define the fit, particularly for larger diesel vehicles.
Full product details
| Brand | NOCO |
|---|---|
| Battery Capacity | 6750 milliamp_hours |
| Compatible with Vehicle Type | ATV, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van, Watercraft |
| Included Components | 1-Year Warranty, 12V USB-C Fast Charger, GBX155 UltraSafe Portable Lithium Car Battery Booster Jump Starter Pack, Heavy-Duty Jumper Cable Clamps, Microfiber Storage Bag, Power Bank with 60W USB-C Power Delivery, USB-C Charging Cable |
| Dimensions | 8.18"D x 4.84"W x 13.51"H |
| Item Weight | 7 pounds |
| Manufacturer | NOCO |
| Part Number | GBX155 |
| Manufacturer Warranty Description | 1 Year Limited |
| Model Number | GBX155 |
| Voltage | 12 volts |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: NOCO Boost X GBX155: 4250A UltraSafe Jump Starter – 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables – for 10.0L Gas and 8.0L Diesel Engines
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#2 · Heavy-Duty Cables
2. Clore Automotive JNC660
- Dimensions: 5.1"D x 14.1"W x 16.3"H
- Weight: 18 lb
- Battery Capacity: 22
- Voltage: 12 V
Best for: Long-cable workshop and fleet use.
Why it ranks #2: The 22Ah battery, 1,700 peak amps, and 46-inch heavy-duty #2 AWG cables make this substantial 18-pound unit suited to varied vehicles.
The JNC660 pairs a 22Ah Clore Proformer battery with 46-inch heavy-duty cables, giving drivers extra reach to vehicle starting points without placing the unit right beside the battery. Its 1700 peak amps and 12-volt design cover a broad range of listed vehicles, from passenger cars to trucks, RVs, tractors, and watercraft.
A built-in voltmeter shows the onboard battery’s charge status, so you can check the unit before taking it to a vehicle. The 46-inch #2 AWG cables help reach starting points on vehicles of different shapes, while the 12-volt DC outlet supplies power to compatible accessories. At 18 pounds and 16.3 inches high, it is a substantial jump box, better suited to a vehicle or garage storage spot than a small glove compartment.
- 22Ah Clore Proformer battery developed for jump starting
- 1700 peak amps at 12 volts
- 46-inch heavy-duty #2 AWG cables
- Voltmeter and 12-volt DC accessory outlet
- At 18 pounds, it is heavier than compact lithium jump boxes.
Skip it if you need a lightweight unit for a small glove compartment; the 18-pound JNC660 is a substantial piece of equipment.
Choose the Clore Automotive JNC660 for a garage, service vehicle, or larger vehicle where cable reach and a charge-status voltmeter matter. Its 18-pound weight and sizeable body make portability a consideration for drivers seeking a compact emergency kit.
Full product details
| Brand | Clore Automotive |
|---|---|
| Battery Capacity | 22 |
| Compatible with Vehicle Type | ATV, Bus, Lawn Mower, Passenger Car, RV, Tractor, Truck, Van, Watercraft |
| Included Components | JNC660 12V Jump Starter |
| Dimensions | 5.1"D x 14.1"W x 16.3"H |
| Item Weight | 18 pounds |
| Manufacturer | Clore Automotive |
| Part Number | JNC660 |
| Manufacturer Warranty Description | 1 Year Warranty |
| Model Number | JNC660 |
| Voltage | 12 volts |
Listed on Amazon as: Clore Automotive Jump-N-Carry JNC660 1700 Peak Amp 12 Volt Jump Starter , Blue
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#3 · High Peak Current
3. TREKURE TK60
- Weight: 0.42 kg
- Battery Capacity: 7200 milliamp hours
- Voltage: 12 V
Best for: Magnetic emergency light and jump kit.
Why it ranks #3: Its 5,000-amp rating and stated support for engines up to 10L gas or 8L diesel pair with force-start technology for 0V batteries.
TREKURE pairs a 5000A jump starter with a 2000-lumen flashlight and magnetic build, adding hands-free lighting potential to roadside starting equipment. Its listed engine coverage reaches 10L gas and 8L diesel, while Force Start technology in the smart clamps is specified for completely drained 0V batteries.
The Force Start feature addresses a difficult dead-battery situation, while the 5000A output is listed for vehicles including cars, trucks, motorcycles, lawnmowers, and boats. The magnetic construction can help position the unit on a suitable metal surface as you work, and the 2000-lumen flashlight provides a bright onboard light source. A 7200mAh battery and included USB-C charging cable round out the portable setup, with a dust bag for keeping the unit stored between trips.
- 5000A output for up to 10L gas and 8L diesel engines
- Force Start smart clamps for 0V batteries
- 2000-lumen flashlight and magnetic build
- 7200mAh battery and included USB-C cable
- Its stated diesel engine limit is 8L.
Skip it if you need a stated diesel limit above 8L; the OXILAM Y2 is rated for diesel engines up to 12L.
The TREKURE TK60 fits drivers who value a bright work light, magnetic placement, and Force Start capability alongside 5000A output. Its listed engine ceiling is 10L gas and 8L diesel, a key fit boundary.
Full product details
| Brand | TREKURE |
|---|---|
| Battery Capacity | 7200 milliamp_hours |
| Compatible with Vehicle Type | car, truck, motorcycle, lawnmower, boat, SUV, pickup |
| Included Components | ♚ 2 Year Hassle-Free Warranty ♚ Lifetime Support Service, ♚1× 5000A car battery jump starter Portable, ♚1× Heavy-Duty Jumper Cable, ♚1× USB-C Charging Cable, ♚1× Useful Dust Bag ♚1× Instruction Manual |
| Item Weight | 0.42 kg |
| Manufacturer | TREKURE |
| Part Number | TK60 |
| Model Number | TK60 |
| Voltage | 12 volts |

#4
4. OXILAM Y2
- Dimensions: 8.7"D x 4.7"W x 3.5"H
- Weight: 3.36 oz
- Battery Capacity: 6000 amp hours
- Voltage: 12 V
Best for: High-output multi-vehicle jump kit.
Why it ranks #4: The 6,000-amp peak rating, claim of support for 12L diesel engines, and stated capacity for up to 60 starts per charge stand out.
OXILAM’s 6000A peak output is rated for all gas engines and diesel engines up to 12L, giving owners of larger vehicles a wide stated compatibility range. The maker also specifies up to 60 jumpstarts per full charge, a useful combination for drivers who need repeated starting capacity away from a charging point.
The listed vehicle range includes motorcycles, pickups, RVs, tractors, trucks, vans, ATVs, snowmobiles, and yachts, as well as other 12-volt vehicles. A single full charge is stated to provide up to 60 starts, reducing how often the unit needs replenishing during repeated use. The LED display offers a visible interface, while USB and Type-C ports let the jump box serve as a power bank for compatible devices.
- 6000A peak current
- Rated for all gas engines and diesel engines up to 12L
- Up to 60 jumpstarts per full charge
- LED display, USB, and Type-C ports
- Its stated vehicle compatibility is 12 volts; it does not cover higher-voltage systems.
Skip it if you need to start a vehicle outside the listed 12-volt range; this OXILAM unit is specified for 12-volt vehicles.
Consider the OXILAM Y2 for drivers who need high stated output, broad 12-volt vehicle compatibility, and frequent starts between charges. Its compatibility information specifies 12 volts, so check that boundary against the vehicle’s electrical system.
Full product details
| Brand | OXILAM |
|---|---|
| Battery Capacity | 6000 amp_hours |
| Compatible with Vehicle Type | All of the above |
| Dimensions | 8.7"D x 4.7"W x 3.5"H |
| Item Weight | 3.36 ounces |
| Manufacturer | DONGGUAN CARPOWER NEW ENERGY CO.,LTD |
| Part Number | OXILAM-DY-Y2-CA |
| Manufacturer Warranty Description | 48 months warranty |
| Model Number | Y2 |
| Voltage | 12 volts |
Listed on Amazon as: OXILAM Jump Starter 6000A for All Gas/12L Diesel, Car Battery Jumper Starter Portable, 12V Lithium Jump Box with Jumper Cables, LED Display, LED Light, Power Bank with USB, Type C Port
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#5 · Built-In Compressor
5. WOLFBOX MV24A
- Dimensions: 2.16"D x 5.28"W x 9.39"H
- Weight: 5.3 lb
- Battery Capacity: 6000 milliamp hours
- Voltage: 12 V
Best for: Jump-start and pickup tire inflator.
Why it ranks #5: It combines 4,000 peak amps and stated support for 10L gas and diesel engines with a 160 PSI compressor and 65W USB-C charging.
The WOLFBOX MV24A combines 4000A jump-start output with a 160 PSI air compressor, so one unit can handle a dead battery and tire inflation. Its stated capacity reaches 10L gas and 10L diesel engines, and its compressor is specified for pickup trucks and smaller vehicles.
The 88.8Wh battery and 4000A peak current are listed for starting completely dead 12-volt batteries, including engines up to 10L gas or diesel. For tire care, the 160 PSI compressor adds a practical roadside function without a separate inflator. USB-C 65W charging, USB-A outputs, and 160W DC continuous output also give the unit several ways to supply power, while its included EVA carrying bag makes storage of the 5.3-pound device more organized.
- 4000A peak current for up to 10L gas and 10L diesel engines
- 160 PSI air compressor for pickup trucks and below
- 88.8Wh battery capacity
- 65W USB-C, USB-A ports, and 160W DC continuous output
- At 5.3 pounds, it weighs more than a pocket-size jump starter.
Skip it if you want a minimal emergency starter without an inflator; the MV24A’s compressor and multiple outputs add a larger, 5.3-pound unit.
The WOLFBOX MV24A suits drivers who want a single unit for 12-volt starting, pickup tire inflation, and device power. Its 5.3-pound weight and compressor functions make it less suited to those prioritizing a pocket-size starter.
Full product details
| Brand | WOLFBOX |
|---|---|
| Battery Capacity | 6000 milliamp_hours |
| Compatible with Vehicle Type | ATV, Lawn Mower, Motorcycle, Passenger Car, Scooter, Snowmobile, UTV |
| Included Components | Battery Clamp & Jumper Cable, C-to-C Fast Charging Cable, EVA Carrying Bag, Jump Starter with Air Comprssor Unit, User Manual |
| Dimensions | 2.16"D x 5.28"W x 9.39"H |
| Item Weight | 5.3 pounds |
| Manufacturer | WOLFBOX |
| Part Number | MegaVolt 24 Air |
| Manufacturer Warranty Description | 2 Year Manufacturer |
| Model Number | megavolt 24 air |
| Voltage | 12 volts |

#6
6. S ZEVZO ET03
- Dimensions: 1.5"D x 3.4"W x 7.5"H
- Voltage: 12 V
Best for: Frequent starts with LCD status.
Why it ranks #6: Its 4,000-amp rating covers stated engines up to 8.0L gas and 7.0L diesel, and the listing says it can support up to 50 starts per charge.
S ZEVZO specifies up to 50 jumpstarts per charge for its 4000A ET03, giving frequent-use drivers a high stated restart count between charging sessions. Its engine ratings cover up to 8.0L gas and 7.0L diesel, while an LCD display makes status information visible on the unit.
The ET03 is listed for 12-volt vehicles including lawnmowers, motorcycles, passenger cars, trucks, and boats, making its stated compatibility broader than passenger cars alone. Its force-start function is specified for 0V dead batteries, addressing a fully depleted battery scenario. USB ports support device charging, and the included storage case, LED light, and LCD display add practical organization, illumination, and at-a-glance information for roadside use.
- 4000A peak current
- Up to 50 starts per charge
- Rated for up to 8.0L gas and 7.0L diesel engines
- Force-start function, LCD display, USB ports, case, and LED light
- Its listed engine capacity stops at 8.0L gas and 7.0L diesel.
Skip it if you need support beyond 8.0L gas or 7.0L diesel; the NOCO Boost X GBX155 covers 10.0L gas and 8.0L diesel.
The ET03 is a fit for drivers seeking repeated starts, a display, and force-start capability in a portable 12-volt kit. Its 8.0L gas and 7.0L diesel limits make engine size the main boundary.
Full product details
| Brand | S ZEVZO |
|---|---|
| Dimensions | 1.5"D x 3.4"W x 7.5"H |
| Voltage | 12 volts |
Listed on Amazon as: S ZEVZO ET03 Car Jump Starter 4000A Jump Starter Battery Pack for Up to 8.0L Gas and 7.0L Diesel Engines, 74Wh Portable 12V Jump Box with USB Ports, LCD Display, Storage Case, and LED Light
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#7 · AC Power Option
7. DEWALT DXAEPS14
- Dimensions: 10.8"D x 5.6"W x 12.3"H
- Weight: 17.3 lb
- Battery Capacity: 21
- Voltage: 12 V
Best for: Garage and roadside power station.
Why it ranks #7: This 2,000-peak-amp unit adds a 120 PSI inflator and 500W AC inverter, while its listing specifies compatibility with 12V lead-acid battery types.
DEWALT combines a 2000 peak amp jump starter with a 500W AC inverter and 120 PSI digital inflator, making the DXAEPS14 useful beyond battery emergencies. The inflator’s automatic shutoff at a selected pressure supports tire work without requiring constant manual monitoring.
The jump starter is listed for most 4-, 6-, and 8-cylinder cars and trucks with 12V WET, GEL, or AGM lead-acid batteries. Its 120 PSI compressor can serve vehicle, bike, and scooter tires as well as sports equipment, while the 500W inverter supplies compatible small electronics. Two AC outlets and USB power extend its role as a power station, though its 17.3-pound weight and 10.8-inch depth favor vehicle or garage storage over compact carry.
- 2000 peak amps for most 4-, 6-, and 8-cylinder cars and trucks
- Compatible with 12V WET, GEL, and AGM lead-acid batteries
- 120 PSI digital inflator with automatic shutoff
- 500W AC inverter, two AC outlets, and USB power
- At 17.3 pounds, it is a heavy choice for frequent hand-carrying.
Skip it if you need a lightweight jump box to carry on foot; the 17.3-pound DXAEPS14 is better suited to vehicle or garage storage.
Choose the DEWALT DXAEPS14 for a vehicle or garage kit that can jump-start listed lead-acid batteries, inflate tires, and power compatible electronics. Its 17.3-pound weight is a meaningful limit for frequent carrying.
Full product details
| Brand | DEWALT |
|---|---|
| Battery Capacity | 21 |
| Compatible with Vehicle Type | Passenger Car, Truck |
| Included Components | Charging Adapter, Jump Starter/Power Station |
| Dimensions | 10.8"D x 5.6"W x 12.3"H |
| Item Weight | 17.3 pounds |
| Manufacturer | Baccus Global LLC |
| Part Number | DXAEPS14-Type2 |
| Manufacturer Warranty Description | 1 year manufacturer |
| Model Number | DXAEPS14-Type2 |
| Voltage | 12 volts |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: DEWALT DXAEPS14 2000 Peak Amp Jump Starter with 120 PSI Air Inflator
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#8
8. NOCO Boost GB40
- Dimensions: 4.61"D x 8.19"W x 4.21"H
- Voltage: 12 V
Best for: Compact gasoline-car emergency kit.
Why it ranks #8: A 1,000-amp lithium starter with spark-proof and reverse-polarity protection, it is specified for engines up to 6.0L gas and 3.0L diesel.
The NOCO Boost GB40 delivers 1000 peak amps and supports engines up to 6.0L gas or 3.0L diesel, giving drivers a portable option for a range of 12-volt vehicles. Its spark-proof and reverse-polarity protections are intended to help prevent connection errors during an emergency start.
NOCO states that the GB40 can provide up to 20 starts per charge, which can suit drivers who want repeated jump-start capability between recharges. The integrated power bank can supply emergency power to smartphones and tablets, while its stated three-hour recharge time helps return the unit to readiness. At 4.61 by 8.19 by 4.21 inches, its compact dimensions can make it easier to keep with roadside supplies than a full-size power station.
- 1000 peak amps for 12-volt starts
- Rated for up to 6.0L gas and 3.0L diesel engines
- Spark-proof and reverse-polarity protection
- Integrated phone and tablet power bank
- Its engine limit is 6.0L gas and 3.0L diesel.
Skip it if you need support beyond 6.0L gas or 3.0L diesel; the NOCO Boost X GBX155 covers larger listed engine sizes.
The GB40 suits drivers of 12-volt vehicles within its stated engine limits who want a portable starter with connection protections and phone charging. Match its 6.0L gas and 3.0L diesel ceiling to your vehicle before choosing it.
Full product details
| Brand | NOCO |
|---|---|
| Dimensions | 4.61"D x 8.19"W x 4.21"H |
| Voltage | 12 volts |
Listed on Amazon as: NOCO Boost GB40 12V 1000A UltraSafe Portable Lithium Jump Starter
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#9
9. Joltekon VP30
- Dimensions: 7.88"D x 1.97"W x 3.78"H
- Weight: 1200 g
- Battery Capacity: 7200 milliamp hours
- Voltage: 12 V
Best for: Roadside jump-start and tire inflation.
Why it ranks #9: Its combination of a 4,500-amp starter and auto-shutoff inflator offers roadside versatility, with stated support for engines up to 9L gas and 8L diesel.
Joltekon combines a 4500A jump starter with a 150 PSI tire inflator, letting drivers address a dead battery and low tire pressure with one roadside unit. The VP30 also lists an auto-shutoff tire pump, pressure gauge, power bank, flashlight, SOS signal, and warning-light modes.
Its listed jump capacity covers gas engines up to 9L and diesel engines up to 8L, while the 150 PSI inflator adds tire maintenance to the same kit. Auto-shutoff can end inflation at the selected pressure, reducing the need to monitor the pump continuously. The included detachable extended air hose and four nozzles support different inflation connections, and the rugged carrying case keeps the unit and listed accessories together for storage.
- 4500A jump-start output
- Rated for 9L gas and 8L diesel engines
- 150 PSI inflator with auto-shutoff and pressure gauge
- Flashlight, SOS and strobe signals, power bank, hose, and four nozzles
- Its specified diesel engine limit is 8L.
Skip it if you need a jump starter for a diesel engine over 8L; the OXILAM Y2 is listed for diesel engines up to 12L.
The Joltekon VP30 fits drivers who want jump-starting, tire inflation, and roadside signaling in one case. Its stated engine limits are 9L gas and 8L diesel, so larger engines fall outside the listed range.
Full product details
| Brand | Joltekon |
|---|---|
| Battery Capacity | 7200 milliamp_hours |
| Compatible with Vehicle Type | ALL |
| Included Components | ♚Detachable Extended Air Hose & 4 Air Nozzles, ♚Heavy-Duty Jumper Cables, ♚Instruction Manual & FAQ Card & Rugged Carrying Case, ♚Quick Charging Cables, ♚VP30 Jump Starter with Air Compressor |
| Dimensions | 7.88"D x 1.97"W x 3.78"H |
| Item Weight | 1200 g |
| Manufacturer | Joltekon |
| Part Number | VP30 |
| Manufacturer Warranty Description | 2 Years |
| Model Number | VP30 |
| Voltage | 12 volts |
Listed on Amazon as: Car Battery Jump Starter with Air Compressor 4500A 150PSI, Car Jumper Starter Portable (9L Gas/8L Diesel), Jump Box Car Battery with Auto-Shutoff Tire Inflator, Jumper Cables and Light
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#10
10. NOCO Boost GB20
- Dimensions: 4.61"D x 8.19"W x 4.21"H
- Voltage: 12 V
Best for: Compact starter for smaller gas engines.
Why it ranks #10: This 500-amp model has spark-proof and reverse-polarity protection and a power bank, but its stated engine limit is 4.0L gas.
The NOCO Boost GB20 delivers 500 peak amps for 12-volt starting, with a stated engine limit of 4.0L gas. Its spark-proof and reverse-polarity protections help address connection mistakes, while the integrated power bank adds emergency charging for smartphones and tablets.
NOCO specifies up to 20 starts per charge, making the GB20 suitable for drivers who want multiple start attempts before recharging. The power bank can supply compatible phones and tablets, and the stated three-hour recharge time helps prepare it for later use. Its dimensions of 4.61 by 8.19 by 4.21 inches support compact storage among roadside supplies, while the 500A output and 4.0L gas ceiling clearly define its vehicle fit.
- 500 peak amps for 12-volt starts
- Rated for gas engines up to 4.0L
- Spark-proof and reverse-polarity protection
- Up to 20 starts per charge and integrated device power bank
- Its engine rating is limited to 4.0L gas.
Skip it if you need support above 4.0L gas or for a listed diesel engine; the NOCO Boost GB40 covers up to 6.0L gas and 3.0L diesel.
The GB20 suits drivers of smaller 12-volt gasoline vehicles who want connection protection and phone charging in a compact unit. Its 4.0L gas limit excludes larger engines and diesel applications from its stated fit.
Full product details
| Brand | NOCO |
|---|---|
| Dimensions | 4.61"D x 8.19"W x 4.21"H |
| Voltage | 12 volts |
Listed on Amazon as: NOCO Boost GB20 500A UltraSafe Jump Starter, 12V Lithium Battery Booster
View on AmazonWhy peak amps do not settle compatibility
Peak amps alone do not tell you whether a jump box suits your vehicle; compare the stated engine limits and battery requirements as well. The NOCO Boost X GBX155 lists support for engines up to 10.0L gas and 8.0L diesel, while the NOCO Boost GB40 lists up to 6.0L gas and 3.0L diesel. The Clore Automotive JNC660 specifies 1,700 peak amps and a range of compatible vehicle types, but its supplied data does not give an engine-size limit.
Those are different kinds of evidence, so do not assume one figure fills in for the other. Check the vehicle manual for battery voltage and type, then check the jump box instructions for the exact engine and connection requirements.
A high advertised current is not a substitute for confirming those details before relying on a unit.
When an all-in-one box adds a trade-off
A jump box with an inflator can reduce the number of separate roadside devices, but it combines functions that may each affect how you use and store the unit. The WOLFBOX MV24A pairs a 4,000-amp starter with a 160 PSI compressor, while the DEWALT DXAEPS14 combines a 2,000-peak-amp starter, 120 PSI inflator, and 500W AC inverter. The Joltekon VP30 also bundles a compressor, jump starter, and emergency lighting.
These options may suit drivers who want tire inflation as well as starting power; a dedicated unit such as the Clore Automotive JNC660 instead emphasizes its 22Ah battery and 46-inch cables. Before choosing an all-in-one model, consider which functions you would actually use and verify that its dimensions and listed vehicle compatibility suit your storage space and vehicle.
How to Choose an Automotive Jump Box
Engine limits and starting output
Look for a jump box whose stated engine coverage includes your vehicle, rather than choosing by peak amps alone. The NOCO Boost X GBX155 lists 4,250 amps and support for up to 10.0L gas and 8.0L diesel engines; the NOCO Boost GB40 lists 1,000 amps and up to 6.0L gas and 3.0L diesel. The NOCO Boost GB20 is specified for up to 4.0L gas.
TREKURE TK60 lists 5,000 amps and up to 10L gas or 8L diesel, while OXILAM Y2 claims support for 12L diesel engines. Larger-engine drivers should prioritize a stated match; drivers with smaller engines can consider a more compactly specified range.
Confirm the limits in the product instructions before use.
Battery type and connection details
Check that the jump box matches your vehicle’s battery voltage and type, and consider how its cables connect and reach. The DEWALT DXAEPS14 specifies 12V WET, GEL, and AGM lead-acid batteries; the NOCO GB40 and GB20 list spark-proof and reverse-polarity protection for 12V vehicles. The Clore Automotive JNC660 includes 46-inch heavy-duty #2 AWG cables, a detail that may help when battery access is awkward.
Other products list smart or heavy-duty clamps, but the supplied data does not give cable lengths for most of them. Drivers with conventional lead-acid batteries may value the DEWALT’s explicit type list, while those prioritizing connection safeguards can compare the NOCO protection features.
Verify the vehicle and device instructions before connecting.
Extra functions, size, and charging
Choose extra features according to what you need at the roadside, while checking the unit’s dimensions and charging method. The DEWALT adds a 120 PSI inflator and 500W AC inverter; the WOLFBOX combines a 160 PSI compressor with 65W USB-C charging. The NOCO GBX155 provides 60W USB-C power delivery and lists a 2.7-hour USB-C PD recharge.
By contrast, the Clore Automotive JNC660 has a 12V accessory outlet and weighs 18 pounds, while the NOCO GB40’s listed dimensions are 4.61 by 8.19 by 4.21 inches. Drivers wanting tire inflation or AC output may prefer an all-in-one unit; those prioritizing a simpler jump starter should compare size, weight, and charging details for the standalone models.
Which Automotive Jump Box Should You Choose?
For broad stated engine coverage in a lithium jump starter, choose the NOCO Boost X GBX155: it lists 4,250 amps, support for up to 10.0L gas and 8.0L diesel engines, and USB-C PD charging. If you prefer a substantial unit with long cables and an accessory outlet, the Clore Automotive JNC660 has a 22Ah battery, 46-inch cables, and 1,700 peak amps. For tire inflation alongside starting power, compare the WOLFBOX MV24A, DEWALT DXAEPS14, and Joltekon VP30, checking their different engine limits and added functions.
The TREKURE TK60 and OXILAM Y2 list high peak-current figures, while the NOCO GB40 and GB20 are specified for more limited engine ranges. Match the stated compatibility to your vehicle and read the operating instructions before buying or using any unit.
Related Buying Guides
Frequently Asked Questions
How do I safely connect a jump box to a car battery?
Follow the jump box and vehicle instructions, since connection steps can vary by unit and vehicle. Check that the vehicle is off, inspect the cables and clamps, and connect them only to the specified battery terminals. Keep clamps from touching each other, then start the vehicle as directed and disconnect in the instructed order.
Can a jump box start a completely dead or damaged battery?
A jump box may not start a vehicle if its battery is damaged or completely unable to accept a charge. Jump starters have stated engine compatibility, but that does not guarantee a start in every battery condition. Check the vehicle and jump-box instructions, and have a damaged battery assessed rather than repeatedly attempting to start it.
How often should I recharge and inspect a jump box kept in a vehicle?
Follow the manufacturer’s instructions for recharge intervals and storage conditions; schedules differ by unit. Inspect the jump box periodically for damage and check its charge status, especially before relying on it. Recharge it as directed after use or when its indicators show it needs charging, and avoid storing or charging it contrary to its instructions.
How do I check whether a jump box suits my engine?
Compare the jump box’s stated engine limits with your vehicle’s engine type and size before buying. For example, the NOCO Boost X GBX155 lists support for up to 10.0L gas and 8.0L diesel engines, while the NOCO GB40 and GB20 are specified for more limited ranges. Confirm compatibility in the product and vehicle instructions.
Can a jump box also inflate tires?
Some models in this group combine jump-starting with tire inflation, including the WOLFBOX MV24A, DEWALT DXAEPS14, and Joltekon VP30. Check each unit’s stated functions and operating instructions to confirm the inflation feature suits your needs. Other models may emphasize features such as USB charging, an accessory outlet, or a flashlight instead.
Final Words
Match the jump box’s stated gas or diesel engine limits to your vehicle, then decide whether you need extras such as tire inflation, USB-C charging, an accessory outlet, or long cables. The NOCO Boost X GBX155 is the group’s pick for broad stated engine coverage and added functions; the Clore JNC660 offers long cables and an accessory outlet. Choose a lower-capacity option when your vehicle’s requirements are more modest, and read the instructions before use.

