{"product_id":"carrier-33cspremlk-v1-5-furnace-rtu-controller-control-circuit-board","title":"Carrier 33CSPREMLK V1.5 Furnace RTU Controller Control Circuit Board","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e• Heating control set point range: 40 to 90°F (4 to 32°C)\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e• Cooling control set point range: 45 to 99°F (7 to 37°C) • Space temperature sensing range: –40 to 245°F (–40 to 118°C) • Power supply: 2-wire, 24 VAC ± 15% at 40 VA, 60 Hz • Operating supply range: 18 to 32 VAC with minimum consumption of 10 VA • Internal flash memory: 64K • Compatible with Carrier Navigator portable display module for configuration and diagnostics • Outputs: Economizer, Fan, Cool stage 1, Cool stage 2, Heat stage 1, Heat stage 2, Heat stage 3\/exhaust\/reversing valve\/dehumidify\/occupied • Inputs: Filter switch input, auto fan for occupied, high condensate switch input • Fire shutdown input capability • Configurable for single-stage, 2-stage, or 3-stage heating and cooling applications • Designed for rooftop, split-system, and heat pump applications • Compatible with CO2 and space temperature sensors • Communicates with System Pilot interface for setpoint adjustment and override capabilities\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":43673107923053,"sku":"14110","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_7488e8f8-ff40-4fb1-85bd-e10a1674e715.jpg?v=1763347839","url":"https:\/\/willardshvacsupply.com\/products\/carrier-33cspremlk-v1-5-furnace-rtu-controller-control-circuit-board","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}