Infrared Photocell IRB-325 with Hood The IRB-325 photocell is an external entrapment protection, device-type B1, non-contact sensor for use with automatic gate operators, this device produces a detection signal when the infrared beam is broken. The IRB-325HD Hood is included. Infrared Photocell IRB-325 Manual Better Features include: Long range Compliant with UL 325 Powder coated steel hoods to provide damage protection Features Power: 12V to 24V DC or AC 150mA Housing: UL and CSA Type 4, 4X, 3, 3R, 12 13 Rating Relay Contacts: 30V 1A Dimensions: Height = 5.03”, Width = 3.06”, Depth = 3.02” Range: 6 to 65 feet Operating Temperature: -40F to +170F