HYDRONIC, 3-WAY TYPE; 3/4 INCH NOMINAL SIZE; CONVENTIONAL INJECTION SYSTEM, FIXED WATER SUPPLY TEMPERATURE, OUTDOOR RESET CONTROL APPLICATION; 20 TO 240 DEG F TEMPERATURE RATING; OPERATES OFF CONSTANT POWER OR RELAY END SWITCH, MANUAL OPERATION BUTTON, PLUG-IN LOW VOLTAGE CONNECTION, SOLID STATE MICROPROCESSOR, MULTI-STATUS LED INDICATOR LIGHT, SENSOR NTC THERMISTOR, EASY TO REMOVE ACTUATOR INCLUSIONS/FEATURES; FORGED BRONZE BODY MATERIAL; 300 PSI PRESSURE RATING; SOLDERED X SOLDERED END CONNECTION; 4-3/4 INCH END TO END DISTANCE; 80 TO 180 DEG F SET TEMPERATURE RANGE; STEM MATERIAL BRASS; SEAT MATERIAL NON-STICK; O RING MATERIAL EPDM; SHUT-OFF PRESSURE RATING 125 PSI; POWER SUPPLY 24 VOLT AC AT 50/60 HERTZ; WARM WEATHER SHUTDOWN (70 DEG F OR OFF); FLUID TEMPERATURE RANGE 20 TO 240 DEG F; HUMIDITY RANGE LESS THAN 90 PERCENT NON-CONDENSING; CV RATING 4.5; WEIGHT 1.23 LB; WARRANTY 1 YEAR FROM DATE OF START-UP, 18 MONTHS FROM THE DATE OF SHIPMENT