{"product_id":"ihp-74l57-sit-thermocouple","title":"IHP SIT Thermocouple for Lennox EDV4540 and DT-600 Fireplaces | 74L57","description":"\u003cp\u003e\u003cb\u003eThe IHP 74L57 is the SIT thermocouple listed for Lennox EDV4540 and DT-600 millivolt gas fireplaces.\u003c\/b\u003e Lennox Hearth Products parts lists show it on the EDV4540CNM, EDV4540CNM-B and EDV4540CPM, and on the DT-600CMN and DT-600CMP. The thermocouple sits in the pilot flame and tells the gas valve the pilot is lit.\u003c\/p\u003e\n\u003ch2\u003eAt a glance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePilot safety\u003c\/strong\u003e: Senses the pilot flame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSIT\u003c\/strong\u003e: Valve family it suits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 models\u003c\/strong\u003e: In two parts lists\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine part\u003c\/strong\u003e: IHP number 74L57\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e74L57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003ctd\u003eThermocouple, SIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits (EDV4540)\u003c\/th\u003e\n\u003ctd\u003eEDV4540CNM, EDV4540CNM-B, EDV4540CPM (parts list 775,565M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits (DT-600)\u003c\/th\u003e\n\u003ctd\u003eDT-600CMN, DT-600CMP (parts list 775,636M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity used\u003c\/th\u003e\n\u003ctd\u003e1 per fireplace\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold as\u003c\/th\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eIHP (Innovative Hearth Products)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eHave a qualified technician fit it.\u003c\/strong\u003e Shut off the gas and let the fireplace cool first. A licensed gas professional should replace the thermocouple and check for leaks, following the appliance manual and local codes.\u003c\/p\u003e\n\u003ch2\u003eQuestions people ask us\u003c\/h2\u003e\u003ch3\u003eWhich fireplaces use 74L57?\u003c\/h3\u003e\u003cp\u003eThe Lennox \u003cb\u003eEDV4540CNM, EDV4540CNM-B, EDV4540CPM\u003c\/b\u003e, \u003cb\u003eDT-600CMN\u003c\/b\u003e and \u003cb\u003eDT-600CMP\u003c\/b\u003e parts lists show it.\u003c\/p\u003e\u003ch3\u003eMy DT-600 has a Honeywell valve. Is this right?\u003c\/h3\u003e\u003cp\u003eProbably not. The DT-600 list shows \u003cb\u003e67L67\u003c\/b\u003e as the Honeywell thermocouple and 74L57 as the SIT one. Check the valve brand.\u003c\/p\u003e\u003ch3\u003eDoes the EDV4540CNE use it?\u003c\/h3\u003e\u003cp\u003eNo. The EDV4540CNE is the electronic ignition model and is not listed for 74L57.\u003c\/p\u003e\u003ch3\u003eNot sure of your model?\u003c\/h3\u003e\u003cp\u003eThe model is on the rating label. \u003ca href=\"\/pages\/contact-us\"\u003eSend it to us\u003c\/a\u003e and we will confirm the part.\u003c\/p\u003e","brand":"IHP","offers":[{"title":"Default Title","offer_id":67631902490898,"sku":"74L57","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/ihp-74l57-sit-thermocouple.webp?v=1792612958","url":"https:\/\/www.aquaterrabackyard.com\/products\/ihp-74l57-sit-thermocouple","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}