This orifice is engineered for seamless integration into existing burner assemblies

375") diameter damper shafts or splined actuator shafts

This gasket is compatible with numerous 80% and 90%+ AFUE models

replacing the sensor with this factory-tested HVAC high limit control restores system safety and prevents short-cycling issues caused by degraded bimetal sensors

Key Benefits: Premium Forged Brass: Constructed from high-copper C360 alloy to prevent cracking and resist corrosion in harsh environments

Fenwal 70-501000-001 Base This orifice is engineered forThe Fenwal 70 501000 001 Base is a critical mounting and wiring component designed for use with the Fenwal Series 70 smoke and heat detectors. This standard 2 wire base provides a secure electrical interface for conventional fire alarm systems, facilitating streamlined installations in commercial and industrial HVACR environments. Engineered for durability, the Fenwal detector base features robust screw terminals that accept up to 12 AWG field wiring,