CTEK RB 4000 Booster

The RB 4000 booster gives you instant power to start vehicles with dead 12V vehicle batteries up to 45 times, before needing a recharge. Packed with safety features, additional USB charging ports and a built-in flashlight, it's as versatile as it is reliable. Powerful, compact and ready to go, it ensures nothing gets in the way of life's journeys.

Jump Start Dead 12V Batteries
Compact in size, yet packed with 4000A battery peak current, it is built to jump start most 12V with ease. It has advanced safety features, including spark-proof technology and reverse polarity protection, so you can use it confidently to get back on the move. But it's more than just a jump starter. It's also a versatile, long-lasting powerbank with USB charging ports for all your devices, and has a built-in LED flashlight with three lighting modes. You'll never miss a moment, no matter where your adventures take you - with the peace of mind that comes from Sweden's charging pioneers, CTEK.


The RB 4000 delivers instant starting power to jump-start your vehicle with ease. Whether it's helping you overcome an unexpected dead battery or providing power for devices on the go, it's always ready when you need it. Compact, smart and durable, it's the must-have essential to meet the challenges of every journey.