Power and Relay Pack Compatible with Series Acuity Sensor Switch Low Voltage Sensors Communication Method Hard Wired Input Voltage 120V AC 277V AC Output Voltage 120/277V AC Output Current 20 A Includes 20 A Relay Standards Plenum UL2043 RoHS Compliant Title 24 Compliant Overall Depth 1.88 in Overall Height 3 in Overall Width 2.25 in Maximum Operating Temperature 122 Degrees F Minimum Operating Temperature 14 Degrees F Sensor Capacity 14 Color Black Manufacturer Warranty 5 yr