UL recognized for Air Conditioning and Refrigeration Equipment Fixed or Adjustable Delays from 50 Milliseconds to 5 Minutes 24, 120, or 230VAC Models are Available Totally Solid State and Encapsulated Failsafe Design Eliminates Contactor Chatter Problem Analog circuitry +/- 2% Repeat Accuracy +/- 20% Factory Calibration for Greater Economy UL Recognized, CSA Certified, CE