WOLFBOX JS24 4000A Jump Starter | VARELO™

Raw, high-output power meets uncompromising reliability on the road. Engineered for drivers, commuters, and road-trip enthusiasts who demand absolute emergency preparedness and heavy-duty performance, the WOLFBOX 4000A Jump Starter combines massive peak output capacity with intelligent multi-stage safety protection—crafted precisely the VARELO™ way.

FEATURES

4000A Peak Current — purpose-built to deliver powerful jump starts for petrol engines up to 10L and diesel engines up to 8L, ensuring reliable emergency performance in any conditions • 24000mAh Internal Battery — provides high-capacity reserve power suitable for cars, vans, SUVs, and light trucks while doubling as a portable power bank • Advanced Smart-Protection Circuitry — equipped with reverse polarity protection, spark-proof technology, over-current, over-voltage, and short-circuit safeguards for totally secure operation • USB-C Fast Charging & USB-A Output — offers rapid two-way recharging and versatile device connectivity for mobile electronics on the go • High-Intensity LED Torch — features integrated standard, strobe, and SOS lighting modes for roadside visibility and emergency safety • Rugged All-Season Design — compact casing engineered for convenient glovebox storage and reliable performance in low-temperature conditions ranging from –20°C to 60°C

PERFORMANCE

Engineered for immediate, dependable power when you need it most. Combining massive 4000A cranking output with a high-capacity 24000mAh internal cell, the WOLFBOX 4000A eliminates breakdown reliance and delivers rapid, professional-grade emergency vehicle support across daily commuting and long-distance travel. 

COLOURS

Industrial Black and Red Accents

WHAT’S IN THE BOX

WOLFBOX 4000A Jump Starter • Smart Clamps • USB-C Cable • Carry Case • User Guide

TECH SPECS

Peak Current 4000A • Battery Capacity 24000mAh • Engine Compatibility Up to 10L Petrol / 8L Diesel • Outputs USB-C, USB-A Fast Charge • Input USB-C • LED Torch Modes Standard / Strobe / SOS • Safety Systems Reverse Polarity, Spark-Proof, Overload, Overcharge, Short-Circuit • Operating Temperature –20°C to 60°C • Housing Rugged Impact-Resistant Casing

IDEAL FOR

Daily drivers, tradespeople, and multi-vehicle households seeking dependable roadside emergency preparedness • Rural and long-distance travellers, winter vehicle preparation kits, and glovebox emergency storage

WHY VARELO™ RECOMMENDS IT

We source the WOLFBOX 4000A Jump Starter for its elite peak cranking power, comprehensive smart safety architecture, and compact all-in-one format. Delivering immediate starting reliability and versatile device charging means absolute control wherever the road takes you — the VARELO™ way. Precise. Modern. Uncompromising.

EXPLORE MORE

Experience premium build quality and modern functionality across our full range of VARELO™ Tools & Everyday Carry