Power multiple battery banks from a single alternator with the Victron Argo FET Battery Isolator 100-3. This three-battery isolator lets you charge three separate batteries simultaneously without tying them together, delivering reliable power for boats, RVs, and off‑grid systems.
Key advantages
- FET-based isolator for near-lossless power transfer, with voltage drop < 0.02 V at low currents and about 0.1 V at higher currents
- Allows simultaneous charging of up to 3 batteries from one alternator or a single output charger
- Keeps batteries isolated from each other, preventing cross-charging or discharge
- Significantly lower energy loss compared with diode isolators, maximizing available power
- Reliable Victron Energy engineering with a 100 A rating (ARG100301020)
Designed for seamless integration into marine, RV, and off‑grid electrical systems, the Argo 100-3 delivers dependable battery charging where it matters most. For returns, repairs, or support related to this product, please contact your dealer.
