APC RBC35 Replacement Battery by APC Save 24% Original price $89.00 Current price $68.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart APC RBC35 Replacement Battery Use with - APC Back-UPS ES 350 (Model #: BE350U) - APC Back-UPS 350 (Model #: BE350G) - APC Back-UPS 350 (Model #: BE350G-CN) - APC Back-UPS 350 (Model #: BE350R-CN) Notes: Replace battery and plug APC unit into wall and charge overnight before plugging in any devices to the APC unit.