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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Start Relay
Using a transformer with less than 40VA can cause the secondary voltage to sag under load
it ensures proper alignment within the blower assembly
Where should the sensing bulb be mounted for optimal flow
OEM Compatibility: Replaces older ICP and Carrier numbers including EF33CW192 and 36J55-618
Caleffi ZVR103 Relay R-134A Start RelayThe Caleffi ZVR103 is a high performance 3 zone valve relay designed for professional contractors managing multi zone hydronic heating systems. Engineered for seamless integration, the ZVR103 serves as a direct technical replacement for the HPZC103, providing a robust interface between low voltage 2, 3, and 4 wire thermostats and boiler equipment. This hydronic zone valve controller features a standard 40 VA transformer, which is field expandable to
US$ 67.99
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