{"product_id":"mpl-9371vo-bs-0046-furnace-air-pressure-switch-1-50-wc-draft-safety-control","title":"MPL 9371VO-BS-0046 Furnace Air Pressure Switch -1.50\" WC Draft Safety Control","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe MPL 9371VO-BS-0046 is a furnace air pressure switch designed to monitor and verify proper airflow within HVAC systems. This component ensures the inducer motor generates the correct vacuum level for safe combustion and exhaust operation. It plays a critical role in maintaining furnace safety and performance reliability.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMPL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHVAC Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9371VO-BS-0046\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePressure Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure Set Point\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-1.50\" WC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAir Pressure Safety Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGas Furnaces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal Furnace Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPST (Single Pole Single Throw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQuick Connect Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensing Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDiaphragm-Based\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTypical Furnace Operating Range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Temperature Resistant Plastic \u0026amp; Metal Components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDraft Verification \/ Safety Interlock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003e9371VO-BS-0046\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"345\" data-end=\"945\"\u003eThe 9371VO-BS-0046 is a precision-engineered air pressure switch used in residential and light commercial furnace systems. It is typically installed within the furnace housing to detect negative pressure created by the inducer motor during operation. Built with a durable diaphragm and calibrated sensing mechanism, it ensures accurate pressure response at a set point of -1.50 inches of water column. This switch is compatible with a wide range of gas furnaces and integrates easily into existing HVAC control circuits, supporting safe ignition and proper venting conditions.\u003c\/p\u003e\n\u003cp data-start=\"947\" data-end=\"965\"\u003e\u003cstrong data-start=\"947\" data-end=\"963\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"966\" data-end=\"2037\"\u003e\n\u003cli data-start=\"966\" data-end=\"1058\"\u003ePrecise Pressure Calibration: Factory-set to -1.50\" WC for accurate airflow verification\u003c\/li\u003e\n\u003cli data-start=\"1059\" data-end=\"1147\"\u003eSafety Monitoring Function: Ensures inducer motor operation before ignition sequence\u003c\/li\u003e\n\u003cli data-start=\"1148\" data-end=\"1231\"\u003eDurable Diaphragm Design: Provides consistent performance and long service life\u003c\/li\u003e\n\u003cli data-start=\"1232\" data-end=\"1318\"\u003eHVAC System Compatibility: Designed for use with various furnace models and brands\u003c\/li\u003e\n\u003cli data-start=\"1319\" data-end=\"1402\"\u003eCompact Form Factor: Allows easy installation within tight furnace compartments\u003c\/li\u003e\n\u003cli data-start=\"1403\" data-end=\"1499\"\u003eElectrical Switching Reliability: Maintains stable open\/close response under load conditions\u003c\/li\u003e\n\u003cli data-start=\"1500\" data-end=\"1585\"\u003eHigh Sensitivity Response: Detects slight pressure variations for enhanced safety\u003c\/li\u003e\n\u003cli data-start=\"1586\" data-end=\"1668\"\u003eCorrosion-Resistant Materials: Suitable for long-term use in HVAC environments\u003c\/li\u003e\n\u003cli data-start=\"1669\" data-end=\"1742\"\u003eQuick Connect Terminals: Simplifies wiring and replacement procedures\u003c\/li\u003e\n\u003cli data-start=\"1743\" data-end=\"1821\"\u003eOEM Replacement Fit: Direct replacement for compatible MPL furnace systems\u003c\/li\u003e\n\u003cli data-start=\"1822\" data-end=\"2037\"\u003eTemperature Resistance: Operates reliably across standard furnace temperature ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 9371VO-BS-0046 delivers the reliability and precision required for safe furnace airflow monitoring and combustion control.\u003c\/p\u003e","brand":"MPL","offers":[{"title":"Default Title","offer_id":51282626249002,"sku":"9371VO-BS-0046","price":72.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_34ca49bd-7904-4642-be0d-478bb7021df3.webp?v=1774170725","url":"https:\/\/iqelectro.com\/products\/mpl-9371vo-bs-0046-furnace-air-pressure-switch-1-50-wc-draft-safety-control","provider":"IQElectro","version":"1.0","type":"link"}