HULK 4×4 Lithium-Ion Battery Jump Starter – 28,000mAh
High-Capacity Emergency Power with Maximum Cranking Power
Be prepared for any emergency with the HULK 4×4 28,000mAh Lithium-Ion Jump Starter—a high-performance portable power supply built for serious vehicle recovery and off-grid charging. With a massive 2,500 Amp peak current, this heavy-duty unit can jump start petrol engines up to 10 litres and diesel engines up to 8 litres, delivering more power than most service vehicles at a fraction of the time and cost.
Compact, powerful, and safe, it also doubles as a power bank for laptops, phones, and other electronics—making it the ultimate all-in-one solution for 4WDs, touring, marine, and roadside assistance kits.
Key Features:
- Starts Petrol Engines up to 10L & Diesel Engines up to 8L
- Massive 28,000mAh Lithium Cobalt Battery for long-lasting performance
- Peak Output: 2,500 Amps | Starting Current: 1,200 Amps
- Jump Starts in Seconds – no downtime or waiting for roadside support
- Multi-Function Power Bank – charges phones, laptops, and other devices
- Multi-Mode LED Flashlight – solid, SOS, and strobe settings
- LED Display – shows remaining battery charge and output status
- Full Protection – reverse polarity, over-discharge, short circuit & overheating
- Durable Rubberised Housing – built to survive rugged environments
- Cycle Life – 1,000+ cycles @ 80% depth of discharge
- EVA Protective Carry Case – keeps everything secure and travel-ready
Specifications:
| Specification | Value |
|---|---|
| Battery Type | Lithium Cobalt |
| Battery Capacity | 28,000mAh |
| Starting Current | 1,200 Amps |
| Peak Current | 2,500 Amps |
| Charging Time | 5–8 Hours |
| Input (Primary) | 15 Volts @ 1 Amp USB |
| Additional Input | 18 Volts @ 2 Amps |
| USB Output | 5 Volts @ 2.1 Amps |
| DC Output | 12 / 16 / 19 Volts @ 3.5 Amps |
| Additional Outlets | Dual 12V and 19V @ 3.5 Amps each |
| Operating Temperature | -20°C to +60°C |
| Dimensions (L x W x H) | 183 x 119 x 45 mm (7.2 x 4.7 x 1.8 in) |
| Cycle Life | 1,000+ Cycles @ 80% DoD |











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