{"product_id":"taco-sr501-pump-switching-relay-1-zone","title":"Taco SR501-4 Pump Switching Relay 1 Zone","description":"\u003cp\u003eTaco SR501-2 Pump Switching Relay 1 Zone\u003c\/p\u003e\u003cp\u003eTaco Switching Relays combine clearly-labeled PC board layouts with advanced features that allow you to completely customize your system. Whether you're using basic priority switching, Taco Plug-In PowerPort Cards or add-on power controls, tailoring the system has never been easier. External indicator lights give you instant diagnostic feedback, making service calls or new installation start-ups a snap. All switching relays are UL listed, use standard \"ice cube\" replaceable relays and are compatible with conventional and programmable thermostats. For larger jobs, switching relays can be expanded up to 20 zones with priority.\u003cbr\u003e\u003cbr\u003eWith the exclusive Taco PowerPort Plug-In Cards, you can easily add such features as post purge, priority protection and pump exercise. Any expandable switching relay can also interface with the Boiler Reset Control and Injection Mixing Add-On Power Controls. Mix-and-match as needed to customize the system. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures include:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExternal Indicator Lights\u003c\/li\u003e\n\u003cli\u003eSwitchable Priority\u003c\/li\u003e\n\u003cli\u003eSimplified Wiring\u003c\/li\u003e\n\u003cli\u003eFully Enclosed Snap-Out Relays\u003c\/li\u003e\n\u003cli\u003eCompact Design\u003c\/li\u003e\n\u003cli\u003eFuse Protected\u003c\/li\u003e\n\u003cli\u003e100% Factory Tested\u003c\/li\u003e\n\u003cli\u003eIsolated End Switch\u003c\/li\u003e\n\u003cli\u003eContractor Friendly PC Board Layout\u003c\/li\u003e\n\u003cli\u003eUniversal Thermostat Compatibility\u003c\/li\u003e\n\u003cli\u003eUL and CSA Approved\u003c\/li\u003e\n\u003cli\u003e24 Volt Power Input or Output Terminal\u003c\/li\u003e\n\u003cli\u003eExtended 3 Year Warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shamrock Sales Inc","offers":[{"title":"Default Title","offer_id":41471823937610,"sku":"TACO32","price":73.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/3549\/7290\/files\/4703__66006.1506024594.1280.1280.jpg?v=1720529446","url":"https:\/\/c38b33-2.myshopify.com\/products\/taco-sr501-pump-switching-relay-1-zone","provider":"Climatedoctors","version":"1.0","type":"link"}