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Smith 100208380 Pressure Switch is a critical safety component engineered for precise combustion air proving in high-efficiency boilers and water heaters
Construction Grade: High-quality insulation package designed to resist oil
It features a broad multi-voltage input range of 10V-30V AC/DC or 120V AC
it is compatible with any motor requiring a 145-174 MFD start capacitor rated up to 330V
Common Questions: Can I use this to replace a non-variable speed module
Reznor 121884 Relay 320734-701 Smith 100208380 Pressure Switch isThe Reznor 121884 Relay is a specialized OEM time delay relay designed for precise sequencing in industrial gas heat sections. Engineered for compatibility with Reznor PDH, RDH, and SDH series models, this 120VAC component ensures critical timing between the ignition cycle and blower activation. By managing the HVAC fan delay, it prevents the delivery of cold air into a space during the heat exchangers warm up phase, while enabling a post purge cycle