12V Jump Starter

Maximum starting power for professional applications

The 12V Jump Starter JT3021 is a compact, portable, and powerful jump-start power bank designed for professional workshop use. With an impressive starting current of 6,000 A, it is one of the most powerful jump-start devices in its class and reliably delivers the necessary energy to safely start vehicles with discharged or weak batteries – even under extreme temperatures and loads.

Ideal for workshops, mobile services & commercial vehicles

The JT3021 is the perfect solution for cars, vans, commercial vehicles, and service vehicles that regularly require professional jump-starting. Its robust construction was specifically designed for harsh working environments – ideal for workshops, mobile response teams, fleets, and anyone who needs a powerful 6000A jump starter at all times.

Highlights

• Powerful 12V jump starter with 6,000 A – ideal for petrol and diesel engines
• Integrated lithium-ion battery with high energy density and long lifespan (> 1,000 charging cycles)
• Portable jump starter power bank with fast charging function
• Multiple protection systems : reverse polarity protection, short circuit protection, overheating protection
• Integrated LED lamp for use on the go or at night
• External charging function for smartphones, tablets and other devices (power bank function)
• Robust, durable housing – ideal for daily workshop use

Technical data

• Life cycle: 1,000 cycles
• Capacity: 88.8 Wh / 24,000 mAh
• Output EC5: Max. starter current 12 V / 6,000 A
• USB output 1: 5 V / 2.4 A
• USB output 2: 5V/3A; 9V/2A; 12V/1.5A (Fast Charge)
• Type-C input: 5 V / 3 A; 9 V / 2 A; 12 V / 1.5 A
• DC output: 12 V / 10 A
• Charging time: 6 hours (Type-C, 5V / 3A)
• LED light: White – 1 W
• Dimensions: 23.2 × 11.3 × 7.2 cm (L × W × H)

Professional start-up assistance for the highest demands

The JT3021 jump starter impresses with its extremely high starting power, compact design, and reliability under the most demanding conditions. As a portable jump starter with power bank functionality, it is the ideal partner for transport and repair professionals, mobile workshop teams, and fleet operators – an indispensable tool for anyone who needs to be ready for action at any time.

Scope of delivery

• Jump Starter
• Bag
• USB C cable
• Starter terminal
• Cigarette lighter converter
• User manual

Article number: 12V jump starter JT50003021 (080255_1)