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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
24V specs as the C25DNF340T
Durable Construction: Built to endure rigorous commercial and residential furnace environments
Standard Terminal Connectivity: Features a universal terminal for secure integration with existing high-voltage ignition wires
Key Benefits for Contractors Optimized Flame Rectification: Engineered to provide consistent DC microamp signals
Weil McLain 511-624-511 Pressure Switch Els PW 17895 24V specs as the C25DNF340TThe Weil McLain 511 624 511 is a precise differential pressure switch engineered for HE and HE II Series 3, 4, and 5 boilers. This SPDT (Single Pole Double Throw) switch is factory set at 0. 90" WC, serving as a critical safety component to verify proper venting and inducer airflow before allowing the ignition sequence to proceed. As a veteran technician, you know that a failing switch often triggers "pressure switch open" lockout codes, especially on
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