Power Pack, Compatible with Series OSP, Lighting Technology Fluorescent, Incandescent, Communication Method Hard Wired, Input Voltage 120/230/277V AC, Output Voltage 30V DC, Output Current 15 A, Compatible with Brand Leviton, Standards ASHRAE 90.1, Title 24 Compliant, Overall Depth 1.43 in, Overall Height 2.4 in, Overall Width 3.81 in, Maximum Operating Temperature 104 Degrees F, Minimum Operating Temperature 32 Degrees F, Color Gray, Manufacturer Warranty 5 yr