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As a Plenum Rated component meeting NFPA 90A and UL 1820 standards
reducing the risk of losing the cap or damaging the secondary seal during service
Durable Construction: Built to withstand the high-temperature environment of residential and commercial heat exchangers
or an expansion valve (TXV) failure causing the low-side pressure to drop below the 50 PSI threshold
Reliability: Designed to maintain optimal flow rates to prevent condensate backups that could trigger pressure switch errors
Trane CNT1642 Defrost Timer 30067439-890 As a Plenum Rated componentOptimize your heat pumps performance with the Trane CNT1642, a heavy duty 24V defrost timer engineered for precise frost management in residential and light commercial HVAC systems. This OEM Trane defrost control is a critical component for preventing excessive ice accumulation on outdoor coils, ensuring consistent airflow and protecting the compressor from liquid slugging during low ambient operations. Designed for field proven reliability, the
US$ 39.95
US$ 135.00