±120VDC External Batteries Give Your Compatible 3-Phase UPS Extended RuntimeThis external battery pack connects to a compatible SmartOnline® S3M-Series 3-phase UPS system to provide long-lasting battery backup for data centers, telecommunications, networks, industrial facilities, security, emergency systems and other mission-critical applications that require high capacity, high availability and extended runtime. In addition to battery backup and extended runtime, the BP240V100 can also be daisy-chained to other external battery cabinets for even longer extended-run operation. Rugged Steel Construction Designed to Last in Demanding IT ApplicationsThe cabinet is made from heavy-gauge steel with a baked powder-coated finish that helps prevent chipping and corrosion. The hinged front door provides easy access to the recyclable internal batteries. The door locks securely to help prevent damage, tampering or theft. Fuses and output breaker protect against potentially hazardous overcurrent. Ships Ready for Immediate DeploymentIncludes heavy-gauge cabling with high-current DC connectors for simple installation with 10-20K UPS models. Also includes input/output terminal blocks for hardwire installation with larger UPS models. Battery cables feed into the cabinet through conduit knockouts built into the bottom panel.