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Ships within 48 hours · Estimated delivery Oct 9 - Oct 14
a upgrade for standard S3 series coils
Technical Durability: Rated for a maximum water temperature of 170°F (77°C) and water supply pressures up to 150 PSIG
the ZG-DC2 is required
or as a direct replacement in UDAP and UDAS systems where a #44 drill size is specified for peak BTU output
Marvair 50023 Heat Coil 324846-701 a upgrade for standard S3The Marvair 50023 Heat Coil is a 24V resistive heating component engineered for climate control in demanding environments such as telecom shelters, modular buildings, and educational facilities. Directly interchangeable with the HCR 12AQ1AA, this coil serves as a critical 24V auxiliary heat source, converting electrical energy into precise thermal output to maintain stable operating temperatures during low ambient conditions. Its DPDT switching relay
