{"product_id":"resideo-r845a1030-u-switching-relay-w-internal-transformer-dpst-line-voltage-relays-r845a1030","title":"Resideo R845A1030\/U Switching Relay w\/ Internal Transformer DPST Line Voltage Relays, R845A1030","description":"Switching Relay provides DPST switching for hydronic zone controlled heating systems or SPST control of two separate loads. The R845A may be directly controlled by any 2-wire series 80 thermostat.\u003cbr\u003e\u003cbr\u003e\u003cu\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/u\u003e\u003cbr\u003e Switching relay with internal transformer, provides Dpst switching for hot water zone control systems, or spst control of two separate loads. \u003cbr\u003e\u003cbr\u003e\u003cu\u003e\u003cb\u003eApplication\u003c\/b\u003e\u003c\/u\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eProvide intermediate switching of a line voltage device form a low voltage controller. \u003c\/li\u003e\n\u003cli\u003eSwitching Action DPST \u003c\/li\u003e\n\u003cli\u003eOne pole line voltage, the other line or low voltage Coil Ratings \u003c\/li\u003e\n\u003cli\u003eCurrent 0.4A \u003c\/li\u003e\n\u003cli\u003eCoil Ratings Voltage, 24 Vac\u003c\/li\u003e\n\u003cli\u003eTransformer Primary Rating, 120 Vac, 50\/60 Hz \u003c\/li\u003e\n\u003cli\u003eTransformer Secondary Rating, 24 Vac \u003c\/li\u003e\n\u003cli\u003eTemperature Range (F): 115 F maximum ambient for 60 Hz. 105 F Max. Ambient for 50 Hz. \u003c\/li\u003e\n\u003cli\u003eTemperature Range (C) 46 C maximum ambient for 60 Hz. 41 C maximum ambient for 50 Hz. \u003c\/li\u003e\n\u003cli\u003eThermostat Compatibility: Low voltage (Class 2) 2-wire \u003c\/li\u003e\n\u003cli\u003eDimensions (in.) 5-1\/4\" high x 4-1\/4\" wide x 2-5\/16\" deep \u003c\/li\u003e\n\u003cli\u003eDimensions (mm) 133 mm high x 108 mm wide x 59 mm deep \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings - Primary Voltage 120V. 50\/60 Hz \u003c\/li\u003e\n\u003cli\u003eElectrical Connections (Control Circuit) 2-Wire \u003c\/li\u003e\n\u003cli\u003eApprovals, Underwriters Laboratories Inc,  Listed: File No. E4436, Guide No. XAPX \u003c\/li\u003e\n\u003cli\u003eApprovals, Canadian Standards Association, Certified: File No. LR1620 \u003c\/li\u003e\n\u003cli\u003eIncludes Integral transformer, enclosure \u003c\/li\u003e\n\u003cli\u003eTradeline Value: Tradeline \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (Maximum Input) 5.0 W \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (Primary Voltage) 120V, 50\/60 Hz \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Main Contacts 120 Vac: 7.4A AFL. 44.4A ALR. 10A Resistive \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Secondary Contacts 120 Vac: 3A ALF. 18A ALR \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Main Contacts 240 Vac: 3.7A ALF. 22.2A ALR. 6.0A Resistive \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Secondary Contacts 240 Vac: 2A AFL. 12A ALR \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Secondary Contacts Pilot Duty Rat 50 VA @ 24V \u003c\/li\u003e\n\u003cli\u003eContacts Electrical Rating Contacts Max. Connected Load 2000 VA (120 Vac to 240 Vac) \u003c\/li\u003e\n\u003cli\u003eElectrical Rating: Maximum Input 5.0W\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Resideo","offers":[{"title":"Default Title","offer_id":53777498702048,"sku":"R845A1030\/U","price":172.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/7186\/5312\/files\/191679648.jpg?v=1785764382","url":"https:\/\/thefirealarmsupplier.com\/products\/resideo-r845a1030-u-switching-relay-w-internal-transformer-dpst-line-voltage-relays-r845a1030","provider":"The Fire Alarm Supplier","version":"1.0","type":"link"}