CB40 Heavy Duty Jump Starter, 40S Fast Recharge, 18000A 12/24 Volt Battery Jump Pack for Gas & Diesel Engines Up to 32L

$60.00 USD
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  • 40 SEC SUPER FAST RECHARGE — You can start a whole fleet with our new tech. CARLBROS CB40 heavy duty jump starters powerfully boost 12V/24V vehicles. By keeping the jumper cables connected for 40 sec after a successful jump, the booster pack quickly regains 100% original battery status. 25-mintues recharge from 0 to 100%. Designed for high-volume use, no need to frequently recharge with DC charger and is suitable for professionals who frequently jump-start dead batteries daily.
  • SAVE COMPLETELY DEAD BATTERIES — Class-leading voltage detection automatically jump starts as low as 0.3-volt (others at 2V). The self-heating function ensures CB40 jump starter power pack starts dead batteries in extremely cold -22℉ conditions effortlessly. With over 18,000 Amps of starting power, it starts almost all 12V & 24V gas and diesel vehicles, including semi-trucks (up to Class 8), motorhomes, buses, tractors, and boats. 2026 upgraded jumper cables 39-inches for easier connection.
  • COMMERCIAL GRADE — Built for professionals, the CARLBROS CB40 booster pack is your dependable solution for heavy-duty jump starts. Its LiFePO4 battery delivers over 4 times the lifespan of traditional lead-acid jump starters, ensuring reliable performance. Whether you’re working with agricultural, industrial, or vocational equipment across 6, 8, 12, or even 16-cylinder engines, the CB40 provides stable power, making it a trusted partner in demanding environments.
  • FRIENDLY & SAFE — Connect. Start. Done. The CB40 jump start battery pack with a smart 2-inch LCD display keeps you informed in real-time. The battery booster jump starter is equipped with multiple intelligent safety features, like spark-proof and reverse polarity protection. Plus, the Carlbros car battery jump starter automatically shuts off when you squeeze and remove the clamps, preventing accidental short circuits and offering more safety.
  • LIGHTWEIGHT & COMPACT — Weighing only 19.84 lbs, the CB40 delivers reliable power. Its integrated handle ensures easy lifting, while the compact, semi-book-sized design fits perfectly in tool carts, service vans, roadside boxes, or under-seat compartments. Delivers dependable power wherever the job takes you, helping stranded vehicles get back on the road quickly.
  • READY FOR ANY EMERGENCY — This 12/24V battery jump pack combines a booster pack, portable power bank, and emergency flashlight features. Dual USB ports fast recharge your smartphone and other USB-C devices. A super bright 500-lumen LED light with 5 modes, including SOS, provides lighting for work maintenance or emergency situations.
Battery TypeLithium-Phosphate
Voltage12 volts, 24 volts
Compatible with Vehicle TypePassenger Car, Bus, Van, ATV, RV, UTV, Truck, Watercraft, Tractor
Battery Capacity128000 milliamp_hours
Amperage18000 A
Automotive Fit TypeUniversal Fit
Item Dimensions D x W x H5.51"D x 13"W x 13.19"H
Item Weight19.8 pounds
Manufacturer Part NumberCB40
ManufacturerCarlbros
Unit Count1 Count
Model NumberCB40
BatteryLithium-Phosphate
Item Depth Width Height5.51"D x 13"W x 13.19"H
Compatible With Vehicle TypePassenger Car, Bus, Van, ATV, RV, UTV, Truck, Watercraft, Tractor
12 24v professional jump starter commercial grade powerful 10000a

CARLBROS Professional Jump Starter – Charge once, jump-start multiple cars repeatedly.

CARLBROS saves you from hours of recharging. No frequent recharging, capable of jump-starting multiple vehicles on a single charge.

Jump start cars and keep the connection left for 40 sec after a jump start. CARLBROS will rapidly recharge and ready to go again. Save your time to help your next client. No more annoying recharge, only successful jump starts.

Keep your roadside assistance business running all day long, save you from recharging.

18000A/9000A 12V/24V semi truck jump starter heavy duty diesel
POWER REGENERATIVE

A jump starter that remembers to recharge on its own.

CARLBROS is always ready for the next jump start. Each time you take CARLBROS out, it's 100% ready.

Why?

CARLBROS Automatically recharge in about 40 sec after each successful jump start.

CARLBROS SAFE BATTERY BOOSTER PACK JUMP STARTER, 12/24 volt battery jump pack

FRIENDLY & SAFE

CARLBROS car jump starter comes with a full suite of intelligent safety protections, including spark-proof technology and reverse polarity protection. It automatically cuts power once the clamps are detached, stopping accidental short circuits for enhanced safety.

heavy duty jump starter

500-LUMEN SUPER-BRIGHT EMERGENCY LIGHT

The battery booster jump starter comes with a built-in 500-lumen LED light featuring 5 modes (100%, 50%, 10%, Strobe, SOS). Ideal for changing tires, checking the engine, roadside warnings, outdoor activities, and more.

car battery jump starter cargador de bateria de carro portatil

WORKS IN ANY EXTREME TEMPERATURE

Built for fleets and field work, this jump starter runs reliably between -22℉ and 122℉. The integrated heating function provides consistent starting power in sub-zero temperatures, making it a dependable tool in demanding environments.

CARLBROS truck battery jump starter with power bank, charging your usb devices

POWER RECHARGING YOUR ELECTRONICS

The portable car jump starter integrates a 12,800mAh power bank with dual USB (5V/2.1A) output ports. It delivers charging for phones, tablets, and laptops, keeping your USB devices powered whenever you need them.

CB40 jump pack for truck battery, 24volt jump pack
carlbros emergency jump starter for car
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