{"product_id":"tjernlund-whk-e-millivolt-interlock-kit","title":"Tjernlund WHK-E Millivolt Interlock Kit","description":"\u003cspan style=\"font-size: 12pt; \"\u003eFor use with the UC1 Universal  Control, MAC1E or MAC4E auxiliary controls.  The WHKE gas pressure switch actuates the Inducer \/Venter through the A-B dry contacts on UC1, MAC1E or MAC4E.  The Linear Limit switch disables the heater in the event of a venting malfunction.  Includes JA1 thermocouple junction adapter.  To interlock millivolt water heater(s) only with a UC1 controlled Inducer \/ Venter add a WHKE for each millivolt heater.  To interlock a millivolt water heater and one 24\/115 VAC furnace or boiler with a UC1 controlled Inducer \/ Venter, add a WHKE and a MAC1E.\u003cbr\u003e \u003cbr style=\"font-weight: bold;\"\u003e \u003cspan style=\"font-weight: bold;\"\u003eRESOURCES\u003c\/span\u003e\u003cbr\u003e \u003c\/span\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"http:\/\/www.tjernlund.com\/Tjernlund_WHKE_8504108_REVA_0406.pdf\"\u003eTjernlund WHK-E Millivolt Interlock Kit Installation Instructions\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\u003ctable cellspacing=\"0\" cellpadding=\"3\" border=\"1\" id=\"table11\" style=\"width: 100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd width=\"426\" bgcolor=\"#25649a\" colspan=\"2\"\u003e\u003cspan style=\"font-size: 10pt; color: #ffffff;\"\u003e\u003cb\u003e\u003ca name=\"WHKE\"\u003e\u003c\/a\u003eWHKE\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"104\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 10pt;\"\u003ePart Number\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd width=\"322\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 10pt;\"\u003eDescription\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"104\"\u003e\u003cspan style=\"font-size: 10pt;\"\u003e950-2064\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"322\"\u003e\u003cspan style=\"font-size: 10pt;\"\u003e185 Degree F. Linear Limit Switch\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"104\"\u003e\u003cspan style=\"font-size: 10pt;\"\u003e950-2080\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"322\"\u003e\u003cspan style=\"font-size: 10pt;\"\u003eGas Pressure Switch\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"104\"\u003e\u003cspan style=\"font-size: 12pt;\"\u003e950-0470\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"322\"\u003e\u003cspan style=\"font-size: 12pt;\"\u003eThermocouple Junction Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Tjernlund","offers":[{"title":"Default Title","offer_id":47344106963117,"sku":"42357","price":175.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/5895\/3645\/files\/TjernlundWHKE.jpg?v=1787902775","url":"https:\/\/www.bostonheatingsupply.com\/products\/tjernlund-whk-e-millivolt-interlock-kit","provider":"Boston Heating Supply","version":"1.0","type":"link"}