Engineered to meet UL 60730-1 and UL 60730-2-5 standards

this central controller utilizes a sophisticated PI proportional control algorithm to eliminate the temperature offsets common in standard differential-based units

The heavy-gauge construction is designed to withstand the thermal stresses common in Reznor duct furnaces and unit heaters without warping or loss of tension

this part is strictly rated for 480-volt HVAC systems

Siemens Industrial Controls 3RU2136-4HB0 Relay 326070-701 Engineered to meet UL 60730-1The Siemens Sirius 3RU2136 4HB0 is a high performance thermal overload relay engineered for precise motor protection in industrial environments. Designed for direct mounting on Sirius 3RT203 contactors (Size S2), this bimetallic relay handles a current setting range of 40 50 Amps. It features Class 10 tripping characteristics, ensuring reliable disconnection during overload or phase failure within 10 seconds or less under standard conditions. The