Neptronic SP3102 Relay 320074-702 System Protection: Internal integrated check

System Protection: Internal integrated check valve (IFC) prevents backflow without requiring extra fittings

or failing to switch speeds

Whether you are performing a scheduled burner maintenance or troubleshooting a failing ignition sequence

the system may not be reaching the required vacuum pressure to close the pressure switch

Rigid Construction: Built to withstand repeated removal and cleaning during preventive maintenance intervals

Neptronic SP3102 Relay 320074-702 System Protection: Internal integrated checkThe Neptronic SP3102 Relay is a high amperage solid state relay engineered for heavy duty commercial HVAC and industrial switching applications. Rated for a 50A current capacity, this unit is a critical component for electric heater control and high demand motor loads where traditional mechanical contactors might fail due to arcing or mechanical wear. The SSR50A1B integrated design ensures silent operation and rapid switching cycles, which are