Prier C 534Y 22" Anti Siphon Wall Hydrant 1 2"Press Fit C 534Y22 8005RCNOZ including astronomical clock including astronomical clock Red LED Service Indicator Maximum Continuous Operating Voltage (L G) 150 Maximum Continuous Operating Voltage (L L) 300 Maximum Continuous Operating Voltage (L N) 150 Maximum Continuous Operating Voltage (N G) 150 Maximum Surge Current Rating Per Mode 50 kA Nominal Discharge Current 20 kA RoHS Certification Yes Short Circuit Current Rating 200 kA Surge Protection LED Indicator Yes Voltage Protection Rating (L G) 1200 Voltage Protection Rating (L L) 1200 Voltage Protection Rating (L N) 600 Voltage Protection Rating (N G) 600 Wire Size Max #10 AWG Operating Temperature Max (°C) 80 Operating Temperature Max (°F) 176 Operating Temperature Min (°C) 40 Operating Temperature Min (°F) 40 Product Depth (in) 3 Same key operates box lock and hydrant subject to freezing temperatures