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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Heater Compatibility: This limit switch is designed for use with Reznor UDAP
Why is this item shipped via freight
Engineered from high-grade stainless steel
Using it with R410A will lead to improper metering and potential system failure due to different pressure requirements
it offers a direct fit for Lennox G43UF and G51MP series units
Lochinvar & A.O. Smith 100109887 Control Module 320734-701 Heater Compatibility: This limit switchThe Lochinvar & A. O. Smith 100109887 Control Module is a critical integrated ignition control designed for precise gas fired water heater and boiler operation. This Fenwal 35 615922 113 equivalent manages direct spark ignition (DSI) sequences, flame sensing, and gas valve sequencing to ensure optimal combustion efficiency. Engineered for HVAC repair professionals, this 100109887 ignition board provides robust diagnostics through a dedicated LED
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