There is no physical or mechanical difference

This intertherm furnace sequencer features internal bimetal switches that close normally-open contacts in defined stages

Safe Operation: Maintains consistent heat output by ensuring stable burner ignition

this model is designed for hot and chilled water

What are the electrical ratings

York S1-025-30877-000 Heating Element Els PW 17895 There is no physical orThe York S1 025 30877 000 is an OEM electric heating element engineered for high performance thermal transfer within Source 1 heat kits. Designed specifically for York, Coleman, and Luxaire air handlers and packaged units, this open coil resistance heater ensures precise BTUH output during the heating cycle. Technicians frequently utilize this HVAC replacement part to restore functionality to 2HK series electric heat assemblies when a single stage