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Meet the powerful RB 4000 portable booster. Compact in size, yet packed with 4000A battery peak current, it is built to jump start most 12V batteries 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 power bank 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.
;*;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. ;*;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.
| Battery Peak Current | 4000A / 45 starts |
|---|---|
| Start Current | Up to 1300A |
| Maximum Cranking Current | 2060A |
| Internal battery capacity | 6000mAh, 14.8V, 88.8Wh |
| Battery Cell Chemistry | Polymer Lithium-Ion |
| Internal Battery Life Span | 500 cycles |
| Fast Charging Time | 3.5 hours |
| Input | USB-C PD 30W |
| Output | 12V,USB-A QC3.0,USB-C PD30W |
| Battery types | 12 V:;WET;MF;Ca/Ca;AGM;EFB;GEL |
| Battery chemistry | Lead acid |
| Start voltage | 2.5 V |
| Battery voltage | 12 V |
| User interface | Display |
| Connectivity | Removeable |
| Degree of protection | IP65 |
| Dimensions | 239 x 107 x 40 mm |
| Net weight | 1.210 kg |
| Cable length | m |
| Warranty | 2 years |
| Warranty information | CTEK issues a limited warranty to the original purchaser of the product. Depending on the product, the limited warranty period will vary. The limited warranty is not transferable. The warranty applies to manufacturing faults and material defects. The warranty is void if the product has been handled carelessly or repaired by anyone other than CTEK or its authorized representatives. CTEK makes no warranty other than this limited warranty and is not liable for any other costs other than those mentioned above, i.e. no consequential damages. Moreover, CTEK is not obligated to any other warranty other than this warranty. |
Standard shipping
Orders placed before 11:00 AM will be handed over to DHL the same day.
Current delivery time for DHL Standard Shipping is estimated to be 4-6 days. CS FREE, RB 3000 & RB 4000 are only delivered with standard shipping as the products contain lithium batteries.
Express package
Orders placed before 11:00 AM will be handed over to DHL the same day. Current delivery time for DHL Express is estimated to be 2-4 days.
Returns
We apply a 14-day exchange and return policy. We will exchange the item or refund you the amount you paid for the item. When returning, you are responsible for the return postage.
RB 4000
Higher power booster with stronger jump performance for larger engines or heavy use
Up to 45 starts on one charge
Convenient portable power pack with USB outputs plus torch
Premium design and market-leading torque
- +more
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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.
Specifications
Battery Voltage
12 V
Battery Peak Current
4000A / 45 starts
Start Current
Up to 1300A
Maximum Cranking Current
2060A
Fast Charging Time
3.5 hours
Battery Chemistry
Lead acid
Battery types
12 V:;WET;MF;Ca/Ca;AGM;EFB;GEL
Warranty
2 years
Enhance your charging experience
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- Regular price
- 3 395 kr