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Smith 100208243 Blocked Drain Switch is a critical safety component designed for high-efficiency condensing boilers and water heaters
By standardizing the manifold pressure for propane requirements
Common indicators include erratic pressure readings on the controller interface
Key Benefits Superior Chemical Resistance: Engineered for petroleum oils
The 50-GB5-A1 is rated for gas pressures of 1/2 PSI and is tested for operation up to 5 psig in specific piping applications
Fenwal 35-725919-000 Control 319825-402 Smith 100208243 Blocked Drain SwitchThe Fenwal 35 725919 000 Control is a specialized 120V DSI ignition module engineered for precise burner management in commercial and residential heating systems. As a direct spark ignition (DSI) controller, it eliminates the need for a standing pilot, increasing overall system efficiency. This specific model is configured with No Pre Purge (NoPP), allowing for an immediate ignition sequence upon a call for heat, which is critical for specific
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