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OEM Compatibility: Exact replacement for Lennox part numbers 74H03
Efficient Operation: Utilizes high-quality ball bearings and a drip-proof (ODP) enclosure to maintain peak performance during long run times in air-moving applications
It is the designated replacement for part number 326950 and model 150-436
Corrosion Resistance: Includes a 5-inch coated thermal element to prevent electromechanical breakdown in varied water chemistry
Trane CNT8176 Control Board 319825-402 OEM Compatibility: Exact replacement forThe Trane CNT8176 Defrost Control Board (superseding CNT08176, CNT7825, and CNT7597) is a critical OEM replacement part engineered to manage the defrost cycles of residential and commercial heat pump systems. For any veteran technician dealing with outdoor coil icing, this board is the primary solution to restore automated temperature monitoring and cycle timing. Designed specifically for high efficiency Trane and American Standard units, this
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