Prier P 154Y 8" Hose Thread Anti Siphon Vacuum Breaker Wall Hydrant; 1 2"Press Fit **Lead Free** P 154Y08 LF FF412H Red LED Service Indicator Maximum Red LED Service Indicator Maximum Continuous Operating Voltage (L G) 320 Maximum Continuous Operating Voltage (L L) 640 Maximum Continuous Operating Voltage (L N) 320 Maximum Continuous Operating Voltage (N G) 320 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) 2500 Voltage Protection Rating (L N) 1200 Voltage Protection Rating (N G) 1200 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 Form C Dry Relay Contacts Integral cast flange with built in drainage pitch Anti siphon aluminum vacuum breaker with EPDM backflow preventer and backflow check valve