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This relay is typically used to interface the low-voltage thermostat signal with high-voltage components like blower motors or to provide dry contacts for auxiliary system interlocking
Key Benefits Universal Staging Logic: Designed for high-reliability management of two-stage heating cycles and cooling integration
cleaning will not work and the part must be replaced to prevent grounding issues
Direct OEM Fitment: Replaces part number 239-40918-00 with exact lead length and terminal connections
Fenwal 35-705600-005 Control Refrigerant This relay is typically usedThe Fenwal 35 705600 005 is a professional grade 120 VAC Direct Spark Ignition (DSI) control designed for precise burner management in gas fired equipment. This microprocessor based module replaces older analog systems, offering significantly improved timing accuracy and robust flame sensing capabilities. Engineered with a 10 second Trial for Ignition (TFI) and an integrated 120V gas valve relay, it ensures reliable startup and consistent flame
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