Reliable 24V Control: Heavy-duty internal solenoids respond instantly to thermostat and limit string signals for safe startup and shutdown sequences

Designed to withstand high-temperature flue gases

The 100109920 is a single pole

this specific part is fixed for CCW rotation to match OEM fan blade pitch requirements

Siemens Industrial Controls 3RU2136-4GB0 Relay 320819-301 Reliable 24V Control: Heavy-duty internalThe Siemens 3RU2136 4GB0 is a high performance thermal overload relay engineered for heavy duty motor protection within HVACR and industrial control systems. Designed specifically for SIRIUS size S2 applications, this unit provides precise monitoring for motors with a current rating between 36 and 45 Amps. The Class 10 tripping characteristic ensures reliable downtime prevention by responding to overcurrent and phase failure conditions before