CTEK Battery Boosters
Boosters Modern vehicles rely heavily on battery power, not just for starting but for powering an ever-growing array of electronic systems. When your battery fails – commonly called a dead or flat battery – a quality battery booster provides instant starting power to get you moving again. Unlike traditional jump-starting methods that require another vehicle, battery boosters offer portable, independent power that’s ready whenever you need it. Battery boosters have evolved significantly from simple jump-start devices. Today’s smart boosters from CTEK combine instant starting power with advanced safety features, making them safe for anyone to use. Whether you’re dealing with a dead battery in your driveway or stranded in a remote location, a battery booster ensures you’re never stuck waiting for help.
RB 3000 • Instant starting power – for up to 30 starts on a single charge • Jump starts all kinds of 12V lead-acid batteries, including AGM, EFB, WET, GEL and Ca/Ca • Charges phones, tablets and other electronics through built-in USB-A and USB-C ports. • Spark-proof technology and reverse polarity protection for safe use • Compact design for easy portability and storage • Additional USB charging ports and a built-in flashlight • Ergonomic design with intuitive LED indicators. • 2-year warranty.
RB 4000 • Instant starting power – for 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 & 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 • Ergonomic design with intuitive LED indicators. • 2-year warranty.
CTEK Booster Type
RB 3000
RB 4000
Battery Peak Current
3000A / 30 starts
4000A / 45 starts
Maximum Cranking Current
1980A
2060A
Input
USB-C PD 30W
USB-C PD 30W
Output
12V, USB-A QC3.0, USB-C PD30W
12V, USB-A QC3.0, USB-C PD30W
Start Voltage
2.5 V
2.5 V
Battery Chemistry
Lead acid
Lead acid
Battery Types
12 V: WET, MF, Ca/Ca, AGM, EFB, GEL
12 V:; WET; MF; Ca/Ca; AGM; EFB; GEL
Degree Of Protection
IP65
IP65
Fast Charging Time
2.5 hours
3.5 hours
Dimensions L x W x H
239 x 107 x 40 mm
239 x 107 x 40 mm
Net Weight (Unit With Cables)
1028 +/-10 g
1210+/-10 g
Do you need a booster or charger? Battery boosters and battery chargers serve fundamentally different purposes. While chargers restore battery capacity by providing a controlled charge over several hours to maintain optimal battery health, boosters deliver instant high-amperage power for emergency starting situations. This instant power delivery means you can start your vehicle within seconds when stranded, rather than waiting for a proper charge. However, after using a booster, it's important to properly charge your battery with a charger to restore its full capacity and maintain its long-term health. The boosters from CTEK also function as portable power banks, adding versatility for emergency situations.
Product Catalogue.
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