Honeywell 51303948-100 Battery Backup ModuleDescription The 51303948 100 is a 48V DC Battery Backup Assembly from Honeywell, engineered to maintain continuous power to HPM APM equipment during primary power loss. Its commonly used in redundant cabinet configurations to prevent system downtime in critical control environments. Specifications Model: 51303948 100 Voltage Output: 48 VDC Backup Duration: ~20 minutes for a fully charged unit supporting 40 IOPs Connector Type: Disconnect connector for