The Schneider Electric UPS Replacement Battery RBC116 (APCRBC116) is a high-quality battery designed for use with APC uninterruptible power supplies. This black battery is compatible with models such as 2037W and features a single outlet for easy connectivity. It is important to note that this product carries a California Prop 65 Warning for cancer and reproductive harm. APC replacement batteries are essential for maintaining your power protection system, ensuring reliable and uninterrupted power supply for your critical loads.