{"product_id":"resideo-aq25042b-u-aquatrol-hydronic-zone-control-panel-with-dhw-priority-4-zones","title":"Honeywell Home AQ25042B\/U Aquatrol Hydronic Zone Control Panel with DHW Priority, 4 Zones","description":"\u003cp\u003eAquatrol hydronic zone control panel with domestic hot water (DHW) priority that controls 4 zones of pumps or 2-wire valves.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse with AQ1000 two-wire communicating thermostats, or most dry contact digital thermostats\u003c\/li\u003e\n\u003cli\u003eOffers zoning control for up to four zones and controls up to two stages of heat from a single thermostat\u003c\/li\u003e\n\u003cli\u003eCan expand up to 16 zones with AQ255 or AQ257 or up to 64 zones with AQ254 Add-A-Temp panels\u003c\/li\u003e\n\u003cli\u003eLine or low-voltage output for zoning equipment, including pumps or valves\u003c\/li\u003e\n\u003cli\u003eFeatures zone synchronization through the zone or Greatest Demand control\u003c\/li\u003e\n\u003cli\u003eIncludes domestic hot water priority,  priority override protection and boiler short cycling protection\u003c\/li\u003e\n\u003cli\u003eAutomated test feature for quick start-up and simplified troublshooting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Resideo (Honeywell Home)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e AQ25042B\/U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Boiler control for hydronic zoning systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals and Standards:\u003c\/strong\u003e CSA C\/US Certified to CSA and UL Standards, File No. LR76030\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBB - Com Terminal:\u003c\/strong\u003e Low Voltage, Class II, 2-Wire polarity-insensitive, Digital Communicating Link to other Control or Zoning Modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDemand Input:\u003c\/strong\u003e Heat Demand (Thermostat R-W) and DHW Demand, External dry contacts connection only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDip Switches:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Rating:\u003c\/strong\u003e Boiler (T-T): 24 V AC 0.5 A\/12 V A, Boiler Pump: 120 V AC 250 V AC\/5 A\/1\/3HP, DHW Pump\/Valve: 120 V AC\/250 V AC 5 A\/1\/3 HP, Auxiliary Pump: Dry contact output, 120 V AC\/250 V AC 5 A\/ 1\/3 HP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePostpurge:\u003c\/strong\u003e 30 seconds (sent to DHW tank or Zone of Greatest Demand - selectable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e AQ1000 Series 2-wire thermostats, Most digital thermostats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor Use With:\u003c\/strong\u003e Boiler Control for Hydronic Zoning Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 Years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black, Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump Valve Exercise:\u003c\/strong\u003e 30 Seconds per 2 Weeks of space heating inactivity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZR- ZC Terminals Contact Rating:\u003c\/strong\u003e 120 V AC to 240 V AC, 1\/3 HP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Depth:\u003c\/strong\u003e 3.38 in, 8.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Height:\u003c\/strong\u003e 8 in, 20.3 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e 4.9 lb, 2.3 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Width:\u003c\/strong\u003e 13 in, 33 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 085267748919\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Switching Relays\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell Home","offers":[{"title":"Default Title","offer_id":50331148714087,"sku":"HONE-AQ25042B\/U","price":432.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/AQ2504B2-c2-6.jpg?v=1790429439","url":"https:\/\/www.thehousesupplier.com\/products\/resideo-aq25042b-u-aquatrol-hydronic-zone-control-panel-with-dhw-priority-4-zones","provider":"The House Supplier","version":"1.0","type":"link"}