Next-Gen EnerShed Achieves UL 1741 Recognition, Enabling Q3 Commercial Shipments
Three-Phase Seismic Inverter
Delivering up to 98% efficiency and available in sizes from 4.8 to 50 kVA, the CIII-H Series is an OSHPD-rated three-phase central inverter family designed to provide reliable, code-compliant emergency backup power for healthcare facilities, critical infrastructure, and other seismically sensitive applications. Featuring shaker table-tested seismic performance, ultra-fast 2 ms transfer time, integrated maintenance bypass, NFPA 101 self-testing and data logging, and advanced monitoring and communications options, the CIII-H combines dependable operation, regulatory compliance, and long-term system resilience in a space-saving design.
Indoor / Outdoor: Indoor
Mounting Options: Floor-Mount
Phase: Three Phase
Power Rating: 1.0-5.0 kVA | 5.0-10.0 kVA | 10.0-25.0 kVA | 25.0-50.0 kVA | 50.0-80.0 kVA
Input Voltage: 120/208 VAC | 277/480 VAC | Custom
Output Voltage: 120/208 VAC | 277/480 VAC | Custom
Run Time: 90 Minutes | 120 Minutes | Configurable
Compliance: OSHPD | NFPA 101 | UL 924 | BAA | BABA | TAA
Connectivity: IoT Inverter Connect | BACnet | BACnet IP | Modbus TCP/IP | Modbus RTU | RS-232 | SEA
Battery Type: Valve Regulated Lead-Acid (VRLA)
Features & Options: Remote Summary Alarm Panel | Battery Thermal Management | Fast Charge | 5-Year Service Plan | Extended Warranty | Startup Service
Applications / Loads: Emergency Lighting | Healthcare | Education | Commercial/Retail | Data Centers
CIII-H Series Cut Sheet
CIII Series Large Install Manual
CIII Series Small Install Manual
CIII Series Large User Manual
CIII Series Small User Manual
CIII Series BACnet User Manual
RS-232 Protocol User Manual
IoT Inverter Connect Sales Sheet
IoT Inverter Connect Quick-Start Manual
System Electrolyte, kWh Levels, Gassing
Mounting Diagrams