Johnson Controls Digital Temperature Controller A421AEC-01C, 120/240 VAC, SPDT, Nema 4XThe A421 Series controls are single stage, line-voltage electronic temperature controls with a single-pole, double-throw (SPDT) output relay. These can be used to control a wide variety of single-stage refrigeration or HVAC equipment with an ambient temperature range of -40 to 212°F. Model A421AEC-01C features Type 4X (NEMA) IP66 watertight, corrosion-resistant enclosure suitable for surface mount and rated for either 120 or 240 VAC. Includes A99BB-25C PTC temperature sensor with a 2 in. standard probe and 9-7/8 in. PVC cable. Features: Control Front Panel LCDBasic and Advanced Programming MenuOn/Off Temperature AdjustmentSwitch-Activated Temperature SetbackAdjustable Anti-Short Cycle Delay Adjustable Sensor Offset Optional Restricted Adjustment Mode Sensor Failure Mode Product Specifications BRANDJohnson Controls WIDTH INCHES2-7/16 DEPTH INCHES2-1/2 HEIGHT INCHES5 CAPILLARY LENGTH FEET-- CAPILLARY LENGTH INCHES9.87 LEAD WIRE LENGTH FEET-- LEAD WIRE LENGTH INCHES9.8 BULB SIZE INCHES2 WEIGHT LBS1 TEMPERATURE - OPERATING RANGE °F-40 to 150 TEMPERATURE CONTROL RANGE °F-40 to 212 VOLTAGE240 / 120 NEMA RATING4X STAGESSingle SWITCH ACTIONSPDT APPLICATIONHeat & Cool INCLUDESA99 Temperature Sensor TYPEDigital Electronic LISTING, RATING, CERTIFICATIONcULus LIMITED WARRANTY YEARS1 DISPLAY SIZE INCHES1.5 x 5