CTEK RB 4000 Booster Instant starting power - up to 45 starts on a single charge Jump starts all kinds of 12V lead-acid batteries, including AGM, EFB, WET, GEL, and Ca/Ca Spark-proof technology and reverse polarity protection for safe use Powerful, yet compact for easy portability and storage High-capacity USB powerbank plus a built-in flashlight with 3...
Retailers1
Last checked23 May 2026
CategoryMotorcycle Accessories
Retailer prices
Current buying options
Compare the live retailer rows we currently trust for the CTEK CTEK RB 4000 Booster. Confirm size, colour and final basket cost with the retailer before ordering.
BikeAndRider checks motorcycle gear retailers so riders can compare prices, retailer availability and product detail in one place.
CTEK RB 4000 Booster Instant starting power - up to 45 starts on a single charge Jump starts all kinds of 12V lead-acid batteries, including AGM, EFB, WET, GEL, and Ca/Ca Spark-proof technology and reverse polarity protection for safe use Powerful, yet compact for easy portability and storage High-capacity USB powerbank plus a built-in flashlight with 3 lighting modes Robust Swedish-inspired design for dependable performance Charges phones, tablets and other electronics through built-in USB-A and USB-C ports Comes with clamps, storage bag and user guide Ergonomic design with intuitive LED indicators 2-year warranty 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
Check fit before orderingConfirm size, colour and compatibility on the retailer page before checkout.
Compare the delivered priceBasket discounts and delivery charges can change the final cheapest retailer.
Use the latest checked priceProduct pages show the most recent retailer rows currently trusted by the crawler.
Maximising battery performance isn't just a slogan - it's right at the heart of everything CTEK do and every product they make. It means they push the boundaries of research and development to bring new battery charging technologies to the market. CTEK's customers expect nothing but the best from their products, whether they're using them at home, in the workshop, as an essential part of their day-to-day work, or even at the racetracks. And they're ahead of the competition because they constantly improve and constantly innovate. Look around, and you'll see that CTEK's entire organisation lives and breathes this approach. Where others have diversified, CTEK remain focused on maximising battery performance.
Find the cheapest motorcycle gear before you buy
Search helmets, gloves, jackets, boots and trousers across UK motorcycle retailers with BikeAndRider's price comparison engine.
