Key Specifications
Parameter Value
Part Number 75UMA300CACAB
Product Type Control Board / Main Assembly / Printed Circuit Board Assembly (PCBA)
Manufacturer Emerson Network Power / Vertiv
Compatible Systems Specific Liebert series UPS models (exact models require cross-reference)
Board Function
Primary Role Likely a main control board, monitor/alarm board, or interface assembly
Typical Location Control section within UPS cabinet
Interface Connects to other boards, power components, sensors, and user interface
Electrical Specifications
Voltage Levels Matches host system requirements (typical logic levels: 5V, 12V, 24V DC)
Signal Types Control signals, monitoring inputs, communication interfaces
Communication May include serial, CAN bus, or proprietary protocols
Physical
Form Factor Custom PCB designed for specific UPS cabinet mounting
Dimensions Matches original equipment specifications
Connectors Multiple industry-standard and proprietary connectors
Mounting Standoffs or mounting brackets within UPS cabinet
Features
Components Includes embedded processors, relays, capacitors, connectors as designed
Diagnostics Built-in test points and LED indicators for troubleshooting
Environmental
Operating Temperature 0°C to +70°C (32°F to 158°F) typical for industrial electronics
Storage Temperature -40°C to +85°C (-40°F to 185°F)
Humidity 5% to 95% (non-condensing)
Certifications
Compliance Meets Emerson specifications and applicable industry standards
Manufacturing OEM quality, factory tested
RoHS Likely RoHS compliant based on Emerson practices