York S1-373-27916-001 Furnace Kit Els PW 17895 Heavy-Duty Construction: Built with Class

Heavy-Duty Construction: Built with Class H insulation to ensure long-term reliability in high-cycle commercial and residential environments

Climate Resilience: Rated for operational temperatures ranging from -40°C to 85°C

a Neoprene (9JNS) or Hytrel insert should be utilized

technicians should use a high-grade thermal compound (such as MAMAC A-505) to eliminate air gaps and prevent moisture buildup

The 2-stage design ensures smoother modulation

York S1-373-27916-001 Furnace Kit Els PW 17895 Heavy-Duty Construction: Built with ClassThe York S1 373 27916 001 Furnace Kit is a critical PSC Modulating Furnace Kit designed for veteran technicians maintaining 80% and 95% modulating gas furnaces. This genuine York OEM replacement part provides the necessary hardware to restore precision heating performance by upgrading or repairing existing PSC motor control systems. Unlike standard single stage components, this field serviceable kit integrates a modulating gas valve and advanced