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Direct Cross-Reference: Replaces Hydrotherm 35-655922-001 and 35-655927-001 without wiring harness adapters
This counterclockwise (CCW) rotating wheel is a direct OEM replacement for LA21RB549 and features a precise 5-1/4 inch diameter and 1 inch width
Trust this genuine Lennox 69W41 limit switch to maintain proper furnace cycling and prevent high-temperature damage to internal electronics and mechanical assemblies
Serving as the direct functional successor to the 20171801
Dual Monitoring: Combines high and low gas pressure monitoring in a single
Bard HVAC AB3000-B Enhanced Alarm Board Els PW 17895 Direct Cross-Reference: Replaces Hydrotherm 35-655922-001The Bard HVAC AB3000 B Enhanced Alarm Board is a critical field installed OEM component designed for legacy and modern Bard wall mount units. As a direct Bard replacement part, this board provides a sophisticated interface for HVAC system diagnostics, allowing technicians to monitor dry contact alarm outputs for high pressure, low pressure, and lockout conditions. This enhanced alarm board is essential for remote monitoring applications where real
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