Weil McLain 383-500-205 Switch 320788-703 While the straight-through body offers

While the straight-through body offers flexibility

Narrow Differential Control: Optimized for applications requiring precise temperature regulation without wide swings in thermal cycles

Broad Media Compatibility: Validated for hot/chilled water and low-pressure steam up to 15 psig thanks to the industrial-grade stainless steel trim

this 24V relay ensures stable switching under demanding thermal conditions

it is recommended to install a tubing restraint at the connection point

Weil McLain 383-500-205 Switch 320788-703 While the straight-through body offersThe Weil McLain 383 500 205 Switch is a high reliability HVAC replacement rocker switch engineered specifically for service within Ultra Gas Boilers and Ultra Commercial Boilers. This SPST on off power switch is a critical component in maintaining the operational integrity of the primary control circuit. Rated for 16A @ 125V, it provides the robust electrical capacity required for heavy duty cycling in professional hydronic heating environments. As a