VARTA N-55/80B24L Dynamic EFB Battery 12V 55Ah
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Experience reliable starting power and superior cyclic life with the premium VARTA Dynamic EFB automotive battery.
Specifically engineered for entry-level Start-Stop vehicles with standard electrical demands (without regenerative braking), this advanced EFB (Enhanced Flooded Battery) offers twice the cyclic endurance of conventional batteries, ensuring consistent start-stop cycles and robust everyday reliability.
Technical Details:
| Brand | VARTA |
| Battery Technology | EFB |
| Short Code | N-55/80B24L |
| Capacity | 55 Ah |
| CCA (EN) | 500 A |
| Voltage | 12 V |
| Dimensions (LxWxH) | 238 x 128 x 220 mm |
| Start-Stop Compatible | Yes |
Featuring patented PowerFrame® grid technology and robust EFB construction designed to provide fast recharging, stable power, and dependable starting energy.
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What is an EFB battery and how does it differ from a standard battery?
What is an EFB battery and how does it differ from a standard battery?
An EFB (Enhanced Flooded Battery) is an advanced version of a standard wet flooded battery. It features a unique poly‑fleece “scrim” on the positive plate and thicker internal grids. This robust construction allows the EFB to handle twice the cyclic life of a standard battery, making it highly capable of meeting the rapid charge‑and‑discharge demands of entry‑level Start‑Stop vehicles.
Can I upgrade my EFB battery to an AGM battery?
Can I upgrade my EFB battery to an AGM battery?
Upgrading from an EFB (Enhanced Flooded Battery) to an AGM (Absorbent Glass Mat) battery is highly recommended, especially if you’ve added high‑demand aftermarket electronics (such as dashcams, subwoofers, or heated seats) or if you do mostly short city trips. AGM batteries handle deep‑cycling and recharge even faster than EFBs. However, you must never downgrade an EFB to a standard battery.
Can I install a standard (SLI) battery in a car that requires an EFB?
Can I install a standard (SLI) battery in a car that requires an EFB?
Absolutely not. Standard batteries are not engineered to withstand the frequent engine restarts of a Start‑Stop system. If you install a standard battery in an EFB‑required vehicle, it will suffer from rapid active‑material shedding, leading to premature battery failure (often within a few weeks or months) and potentially shutting down onboard electronic safety systems.
Does a VARTA EFB battery require coding or registration after installation?
Does a VARTA EFB battery require coding or registration after installation?
Most modern vehicles equipped with Start‑Stop systems utilize a Battery Management System (BMS) to monitor the battery’s health and adapt the alternator’s charging profile as the battery ages. When you install a new EFB (Enhanced Flooded Battery), the BMS must be registered/coded using an OBD2 diagnostic tool to reset the charging parameters, preventing overcharging and ensuring a maximum battery lifespan.
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