{"product_id":"honeywell-r8845u1003-universal-switching-relay-w-internal-transformer","title":"Honeywell R8845U1003 Universal Switching Relay w\/ Internal Transformer","description":"\u003cdiv class=\"overview\"\u003e\n\u003ch2\u003e\u003cspan style=\"text-decoration: underline; font-size: small;\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe R8845U Universal Switching Relay with 24 V transformer provides intermediate switching of line-and low-voltage devices from a line- or low-voltage controller and is typically applied in Hydronic heating systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"features\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; font-size: small;\"\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplaceable socketed relays.\u003c\/li\u003e\n\u003cli\u003eTwo troubleshooting LED.\u003c\/li\u003e\n\u003cli\u003ePush-to-test button.\u003c\/li\u003e\n\u003cli\u003eReplaceable transformer fuse.\u003c\/li\u003e\n\u003cli\u003eLow-voltage contact rating for PowerPile® applications.\u003c\/li\u003e\n\u003cli\u003eLong-life DC relay drive control technology.\u003c\/li\u003e\n\u003cli\u003eRelay for use with external 24 Vac or 24 Vdc supply, with line-voltage control, or with internal 24 V transformer supply.\u003c\/li\u003e\n\u003cli\u003eOne model replaces many competitor models.\u003c\/li\u003e\n\u003cli\u003eOne model may replace many Honeywell models:R182A,B,C,J; R482A,B,C,J; R845; R882A,B,C,J and RA832.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"specs\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; font-size: small;\"\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003e\u003cstrong style=\"font-size: 12px;\"\u003e\u003c\/strong\u003e\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eApplication: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003eEnclosed Universal switching relay with internal transformer for 24 volt 2 or 3 wire thermostat control of line voltage devices. Two line voltage SPST relays and one low voltage SPST relay with PowerPile® rating.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eDimensions (in.):\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003e6 1\/4 in. high x 4 7\/16 in. wide x 3 1\/2 in. deep\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eDimensions (mm): \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e159 mm high x 118 mm wide x 89 mm deep\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eIncludes:\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eIntegral transformer, enclosure\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eComments:\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eThermostat Compatibility-- Honeywell electromechanical and electronic 2- or 3-wire; Thermostat Heat Anticipator Setting-- 0.12A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-size: 12px;\"\u003e\u003cstrong\u003eFrequency:\u003c\/strong\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003e60 Hz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eApprovals, Underwriters Laboratories Inc.:\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eListed: File No. E4436, Guide No. XAPX\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-size: 12px; font-weight: bold;\"\u003eElectrical Connections: \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eControl Circuit- 2 or 3-wire\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eOperating Humidity Range (% RH):\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003e0 to 90% RH, non-condensing\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eTemperature Ratings (C): \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003eAmbient: -29 C to +49 C\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eTemperature Ratings (F):\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eAmbient: -20 F to +120 F\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eApprovals, Canadian Underwriters Laboratories Inc.: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003eListed: Guide No. XAPX7.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eSwitching: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003eTwo SPST, plus PowerPile® rated low voltage SPST relay. (If normally closed contacts are needed, use RA889A).\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eContact Ratings (AFL):\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003e7.4A AFL, 44.4A @ 120 Vac on each set of line-voltage contacts\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eInput Voltage: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e120V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eCoil Ratings Voltage\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e: \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003e24 Vac\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eCoil Ratings Current: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e0.4A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eElectrical Ratings, Contacts: \u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003eMaximum connected load is 2000 VA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 12px;\"\u003eTransformer:\u003c\/strong\u003e\u003cspan style=\"font-size: 12px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 12px;\"\u003eSecondary Rating-24 Vac, 12 VA max., 9 VA available for external load. Secondary protected by replaceable 1A automotive fuse.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47344074948781,"sku":"R8845U1003","price":85.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/5895\/3645\/files\/Honeywell_R8845U1003_Universalponyrelay_11250.jpg?v=1787917790","url":"https:\/\/www.bostonheatingsupply.com\/products\/honeywell-r8845u1003-universal-switching-relay-w-internal-transformer","provider":"Boston Heating Supply","version":"1.0","type":"link"}