Appliances Presidents’ Day SaleEnds 2/25. Limited quantities. No rainchecks.Shop now

Main Content
product image

WOLFBOX - 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines

Rating 4.6 out of 5 stars with 30 reviews

4 Answered Questions
$99.99
$229.99

WOLFBOX - 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines

Model: JS24
SKU: 11091281
$99.99
Save $130
Comp. Value: $229.99
or
Finance OptionsView your offers
Availability
Fulfillment OptionsShipping selected

FREE shipping to

Sold & shipped by
WOLFBOX TECH
(43)

About This Item

This WOLFBOX JS24 car jump starter provides up to 4000A peak current and 24000mAh high capacity. It can safely start gas and diesel engines. Works on all (12 volt) cars, trucks, boats and large vehicles, meanwhile it is very portable. The JS24 battery jump starter works with a smart jumper clip to provide 10 safety protections to ensure safe use. The JS24 car jump starter power supply contains an LED screen that clearly displays all status indicators of the portable car jump starter power supply. You can easily identify the current status of your emergency power source and provide seamless access to all functions. This JS24 car jumper is also equipped with 1*65W Type-C input/output port and 1*QC 3.0 USB-A port, which can save 50 when charging your mobile phone, tablet, Kindle or digital camera 50% time. Tips:A 65W charging plug needs to be purchased separately.
  • General
    • Brand: WOLFBOX
    • Model Number: JS24
    • Product Name: 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines
  • Power
    • Amperage: 4000A (Strength of electrical current.)
    • Voltage: 12V (Amount of power needed to support an electrical current.)
    • Compatible Battery Type: Lithium
    • Charger Type: DC
    • Charging Method: Automatic
    • Auto Shut-Off: true (Feature automatically turns off the product.)
  • Dimensions
    • Product Height: 1.5 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 9.33 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 3.86 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 3.2 pounds (The out of box weight of the item.)
    • Cord Length: 1 feet
  • Features
    • Overload Protection: true (Features intended to protect the product from damage and overheating caused by overload.)
    • Product Safety Certifications and Standard(s): UL Listed (Lists the applicable certifications and/or standards, as stated by the manufacturer, in which the product has met the requirements for the assurance of quality and safety.)
  • Warranty
    • Warranty - Parts: 24-month
    • Warranty - Labor: 24-month
  • Other
    • UPC: 6974265780875

This WOLFBOX JS24 car jump starter provides up to 4000A peak current and 24000mAh high capacity. It can safely start gas and diesel engines. Works on all (12 volt) cars, trucks, boats and large vehicles, meanwhile it is very portable. The JS24 battery jump starter works with a smart jumper clip to provide 10 safety protections to ensure safe use. The JS24 car jump starter power supply contains an LED screen that clearly displays all status indicators of the portable car jump starter power supply. You can easily identify the current status of your emergency power source and provide seamless access to all functions. This JS24 car jumper is also equipped with 1*65W Type-C input/output port and 1*QC 3.0 USB-A port, which can save 50 when charging your mobile phone, tablet, Kindle or digital camera 50% time. Tips:A 65W charging plug needs to be purchased separately.

  • High-Capacity Power: High-capacity 4000A jump starter with a 24000mAh/88.8Wh battery, suitable for 12V vehicles including cars, trucks, boats, and larger vehicles.Portable Jump Starter Battery Pack(10L Gas 10L Diesel Engine)
  • HD LED Display: This LED screen provides a clear display of all the status indicators for the portable car jump starter supply. You can easily discern the current state of your emergency power source, facilitating seamless access to all functionalities.
  • 65W USB-C Quick Charging Port: We have 1 * 65W Type-C in/out port, and 1 * QC3.0 USB-A port, and the jump start battery pack source fully charges in just 1.3 hours. With two output ports, it quickly charges common electronic devices like phones, laptops, and iPads, making it ideal for travel or camping. You will need to purchase a PD65W fast charger separately.
  • Booster & LED Flashlight: The booster function can assist you in starting your vehicle normally when the voltage is too low, and this jump box supply also comes equipped with an LED flashlight featuring SOS, strobe, and high-beam modes. In emergencies, it can serve as your emergency device.
  • IP64 & 10 Types Safe Protections: The battery jumper starter portable with an IP64 protection rating, ensures the emergency power supply is resilient in harsh environments. Internally, it features 10 essential safety protections, including spark-proof, low-temperature protection, and high-temperature protection.
  • High-Capacity Power: High-capacity 4000A jump starter with a 24000mAh/88.8Wh battery, suitable for 12V vehicles including cars, trucks, boats, and larger vehicles.Portable Jump Starter Battery Pack(10L Gas 10L Diesel Engine)
  • HD LED Display: This LED screen provides a clear display of all the status indicators for the portable car jump starter supply. You can easily discern the current state of your emergency power source, facilitating seamless access to all functionalities.
  • 65W USB-C Quick Charging Port: We have 1 * 65W Type-C in/out port, and 1 * QC3.0 USB-A port, and the jump start battery pack source fully charges in just 1.3 hours. With two output ports, it quickly charges common electronic devices like phones, laptops, and iPads, making it ideal for travel or camping. You will need to purchase a PD65W fast charger separately.
  • Booster & LED Flashlight: The booster function can assist you in starting your vehicle normally when the voltage is too low, and this jump box supply also comes equipped with an LED flashlight featuring SOS, strobe, and high-beam modes. In emergencies, it can serve as your emergency device.
  • IP64 & 10 Types Safe Protections: The battery jumper starter portable with an IP64 protection rating, ensures the emergency power supply is resilient in harsh environments. Internally, it features 10 essential safety protections, including spark-proof, low-temperature protection, and high-temperature protection.
Whats Included
  • Jump Starter Host, EVA Bag, C to C Fast Charge Cable, Battery Clamp & Jumper Cable, User Manual
  • Jump Starter Host, EVA Bag, C to C Fast Charge Cable, Battery Clamp & Jumper Cable, User Manual

Q: Does this work with a 1 ton Diesel?

A: if your engine's starter uses less then 4000a cranking amps then yes it'll work I would imagine your engine is close to a f550 so yes it would work

Q: Can I take this international and charge direct into 220v or is Stepdown required??

A: Hello, Thank you for reaching out with your question. I'll be happy to clarify this for you. Regarding your question: you can charge it directly without needing an additional hardwire kit. I hope this information is helpful. If there's anything else you'd like to check or need further assistance with, please don't hesitate to reach out. Have a great day! WOLFBOX Team

Q: Does it have a car tire inflator

A: Hello, Thank you for reaching out with your question. I'll be happy to clarify this for you. To answer your question: it does not have a car tire inflator. I hope this information is helpful. If there's anything else you'd like to check or need further assistance, please don't hesitate to reach out. Have a great day! WOLFBOX Team

Q: How many CCAs does this unit have?

A: Hello, Thank you for reaching out with your question. I'll be happy to clarify this for you. To answer your question: the unit has a CCA of 180A for the 4000A model. I hope this information is helpful. If there's anything else you'd like to check or need further assistance, please don't hesitate to reach out. Have a great day! WOLFBOX Team

Q: how does the battery rechargeafter use?

A: Hello, Thank you for reaching out with your question. I'll be happy to clarify this for you. To answer your question: the package comes with a USB-C to USB-C charging cable, and you can use your existing charger to recharge the device after use. I hope this information is helpful. If there's anything else you'd like to check or need further assistance, please don't hesitate to reach out. Have a great day! WOLFBOX Team

Q: Can it be used on jetskis?

A: Hello, Thank you for reaching out with your question. I'll be happy to clarify this for you. To answer your question: the 4000A jump starter is capable of starting 12V gasoline engines up to 10.0L and 12V diesel engines up to 8.0L; however, it does not support 24V vehicle starting systems. It can be used on jetskis as long as they fall within this parameter range. I hope this information is helpful. If there's anything else you'd like to check or need further assistance, please don't hesitate to reach out. Have a great day! WOLFBOX Team

Sponsored

Reviews

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

Compare similar products

WOLFBOX - 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines
WOLFBOX - 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines
4.6(30)

This WOLFBOX JS24 car jump starter provides up to 4000A peak current and 24000mAh high capacity. It can safely start gas and diesel engines. Works on all (12 volt) cars, trucks, boats and large vehicles, meanwhile it is very portable. The JS24 battery jump starter works with a smart jumper clip to provide 10 safety protections to ensure safe use. The JS24 car jump starter power supply contains an LED screen that clearly displays all status indicators of the portable car jump starter power supply. You can easily identify the current status of your emergency power source and provide seamless access to all functions. This JS24 car jumper is also equipped with 1*65W Type-C input/output port and 1*QC 3.0 USB-A port, which can save 50 when charging your mobile phone, tablet, Kindle or digital camera 50% time. Tips:A 65W charging plug needs to be purchased separately.

GOOLOO - A3 Car Jump Starter with Air Compressor, 3000A 150PSI Portable Car Battery Jump Starter
5.0(1)

GOOLOO A3 portable car jump starter with air compressor provides up to 3000A peak current and high capacity, its upgraded jumper cable can safely start all 12V vehicles which up to 9.0L gas and 6.5L, includes cars, trucks, motorcycles, boats, RVs, tractors, ATVs, UTVs, lawnmowers, snowmobiles, etc. Built-in high-quality motor, inflating function is more powerful than others, the Gooloo A3 jump starter battery pack can inflate tires' pressure from 3PSI to 150PSI in minutes and won't shot-down due to over heated.Meanwhile, it is ultra-lightweight and portable. Easy to use and friendly design, just follow the user manual and help you to use it in minutes, also equipped with 400 Lumen led light, lighter weight and compact design, more portable and worked as power bank!

Pursuit - Jump Starter with Air Compressor, 2000A Peak Car Battery Booster(8L Gas/6L Diesel), 150PSI Tire Inflator Portable 12V Ju
5.0(7)

The Pursuit All-in-One Jump Starter and Air Compressor is your ultimate roadside companion, consolidating essential emergency functions into a single, compact unit. At its core, it boasts a powerful 2000-amp peak current that can instantly revive dead batteries in cars, trucks, boats, and more, offering up to 20 jump starts on a single charge. Beyond this, it features a integrated 150 PSI air compressor that automatically inflates tires to your preset pressure, eliminating the need for separate tools. Enhanced with a large, intuitive digital screen, 10 advanced safety protections, and certifications from UL and FCC, it ensures both user-friendly operation and complete peace of mind. Completing its versatile design are a multi-mode LED light and a power bank to keep your devices charged, making the Pursuit an indispensable and portable power solution for any journey.

AstroAI - Jump Starter, Car Battery Charger, Battery Booster Power Pack, Battery Jump Starter Jumper Cables, Portable Car Charger - Orange blue random translation
4.7(15)

The AstroAI V8 Car Jump Starter is a compact, powerful, and versatile device designed to provide reliable jump-starting for 12V vehicles, including motorcycles, cars, SUVs, pickups, and lawnmowers. With a 1500A peak current and a high-rate 45C lithium battery, it can quickly start low-voltage or fully-drained batteries. Its "BOOST" feature activates when the voltage drops below 9V, ensuring even the most depleted batteries can be revived. The included original charger protects against overheating, loose ports, and battery damage, while 8 integrated safety protections—reverse polarity, reverse connection, overcurrent, overvoltage, overload, overcharge, over-discharge, and short circuit—ensure safe and worry-free operation. Ultra-lightweight and portable, it easily fits in a car or travel bag, making it a convenient travel companion. Beyond jump-starting, it doubles as a portable power bank and a multi-mode LED flashlight with flashlight, strobe, and SOS settings, offering added utility for emergencies or outdoor adventures. Perfect for drivers seeking a reliable, all-in-one solution for vehicle emergencies and portable power needs.

Pros for WOLFBOX - 4000A Car Battery Jump Starter, Portable Battery Booster, Fast Charger, Jump Box for 10L Gasoline and Diesel Engines
Overall Performance, Ease of Use, PowerThere were no pros for this productOverall PerformanceOverall Performance, Ease of Use

Specs

No content
Sponsored

Similar products from outside of Best Buy

sponsored

Finance Options

My Best Buy® Credit Card
10% back in rewardson your first day of purchases when approved for the My Best Buy® Credit Card.
Buy Now, Pay Later
4 payments starting at $25.00
Lease to own
Apply today with no credit needed and enjoy flexible payment options.