{"product_id":"icm271c-fan-blower-control-oem-replacement-for-carrier-hh84aa020","title":"ICM271C Fan Blower Control - OEM Replacement for Carrier HH84AA020","description":"\u003ch1\u003eICM P\/N ICM271C – Genuine OEM Fan Blower Control (Dual On\/Off Delay Timer, Direct OEM Replacement)\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eICM ICM271C\u003c\/strong\u003e (SKU: ICM271C) is a Genuine Original Equipment Manufacturer (OEM) dual-function fan delay timer designed as a direct replacement for thousands of specific OEM furnace control boards. It is engineered to control the circulating fan in heat pump, air conditioning, and forced air systems. This advanced control module provides precise fan management, ensuring optimal comfort by delaying the fan's start and end times to maximize energy efficiency and prevent the initial blast of unconditioned air.\u003c\/p\u003e\n\u003cp\u003eAs an authentic OEM equivalent component, the ICM271C ensures reliable performance with a low-cost, open board design and high-power relay output (10A N.O. 10A N.C.). It operates on a standard 24 VAC control voltage and is compatible with a wide range of residential and commercial HVAC equipment models, often serving as a universal yet specific wire-for-wire replacement for many proprietary boards.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features and Function:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Function Timer:\u003c\/strong\u003e Provides customizable ON and OFF delays for heating and cooling cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine OEM Quality:\u003c\/strong\u003e Meets or exceeds original manufacturer specifications for reliable timing and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Potentiometers:\u003c\/strong\u003e Features adjustable ON\/OFF delay times via onboard potentiometers for precise field calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Direct replacement for thousands of universal 24V timing boards across various brands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Details and Key Specifications:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e ICM271C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e ICM271C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e ICM Controls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Fan Blower Control \/ Fan Delay Timer \/ Universal Timing Board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Voltage:\u003c\/strong\u003e 24 VAC (18-30 VAC input range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiming Range:\u003c\/strong\u003e Adjustable (Typically 1s-10s ON, 30s-120s OFF delay)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 10 A N.O., 10 A N.C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.75 in L x 3 in W\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e🛠️ HVAC Depot Pro Tip: Calibrating the Delay Timers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe main advantage of the ICM271C is its adjustable delays via the built-in potentiometers (the small adjustment knobs). A typical heating cycle requires an \"ON\" delay of around 30 seconds to allow the heat exchanger to warm up, while a \"COOLING\" off delay should be adjusted to clear the ducts of residual cool air without making the blower run excessively long. Ensure you consult your furnace or air handler manual for the \u003cem\u003eexact\u003c\/em\u003e recommended timing settings to optimize your system's efficiency and comfort level.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe ICM271C is a widely compatible replacement for numerous OEM and universal part numbers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM \u0026amp; Catalog Numbers:\u003c\/strong\u003e ICM271C, ICM271, 331405 (ICP\/Snyder General), 42-22515-05 (Rheem).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Cross:\u003c\/strong\u003e Mars 32575, Supco TD68, White-Rodgers 90-293.\u003c\/li\u003e\n\u003cli\u003eCarrier CES0110017, CESO110018, 302075-3, P771-7002, HH84AA010, HH84AA012, HH84AA013, HH84AA030\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eExtensive Model Compatibility List:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eNote: This is a universal component used with various systems based on control voltage and timing requirements.\u003c\/em\u003e\u003c\/p\u003e","brand":"ICM","offers":[{"title":"Default Title","offer_id":52929188561259,"sku":"ICM271C","price":65.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/9683\/9531\/files\/ICM217C.jpg?v=1771608499","url":"https:\/\/tophvacparts.com\/products\/icm271c-fan-blower-control-oem-replacement-for-carrier-hh84aa020","provider":"HVAC Parts and Equipment Depot Open To Homeowners and Contractors","version":"1.0","type":"link"}