Schneider Electric (Viconics) R820-621-REV2 Control 30067439-890 the internal 4PDT relay component

the internal 4PDT relay component is a PIRR replacement relay that can be pulled from the screw terminal base for instant field servicing

For technicians performing a Modine burner replacement

effectively reducing fuel waste and eliminating issues associated with standing pilots

Direct OEM Fit: Ensures exact mounting hole alignment and electrical lead length for efficient service calls

Durable Construction: High-grade materials designed to handle the heat and moisture common in Lochinvar Energyrite ER pool heaters and water heater exhaust paths

Schneider Electric (Viconics) R820-621-REV2 Control 30067439-890 the internal 4PDT relay componentThe Schneider Electric R820 621 REV2 is a field proven SCR power controller engineered for precise modulation of electric heating loads in demanding commercial and industrial HVACR environments. Designed by Viconics, this solid state silicon controlled rectifier supports a broad voltage range up to 600V AC and is rated for a 25A current capacity on single phase systems. This unit is specifically optimized for resistive loads, making it the industry