{"product_id":"resideo-l8124a1015-u-high-limit-protection-low-limit-circulator-vertical-mount-triple-aquastat-relay-high-10-degreef-low-limit-10-25-degree-adj-differential-l8124a1015","title":"Resideo L8124A1015\/U High Limit Protection, Low Limit \u0026 Circulator Vertical Mount Triple Aquastat Relay, High=10-Degree(F), Low Limit=10-25-Degree Adj Differential, L8124A1015","description":"Features\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eImmersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems. \u003c\/li\u003e\n\u003cli\u003eProvide multizone control by using a separate circulator and R845 Relay for each zone. \u003c\/li\u003e\n\u003cli\u003eInclude diaphragm powerhead and Micro Switch+ assembly that respond to temperature changes in boiler water. \u003c\/li\u003e\n\u003cli\u003eMount directly to boiler. \u003c\/li\u003e\n\u003cli\u003eSelect models include large transformers and extra terminals for supplying power to low voltage zone \u003c\/li\u003e\n\u003cli\u003eRequire 24 Vac thermostat with heat anticipator set at 0.2 A (plus current draw of gas valve on L8124E). \u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003eProduct Specifications\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eDescription: High Limit Protection, Low Limit and Circulation Control Triple Aquastat Relay with High limit : 10 F fixed; low limit: 10-25 F adj. Differential \u003c\/li\u003e\n\u003cli\u003eApplication: High Limit Protection, Low Limit and Circulation Control \u003c\/li\u003e\n\u003cli\u003eOperating Range, Low Limit (F): 110 F to 220 F adj. \u003c\/li\u003e\n\u003cli\u003eOperating Range, Low Limit (C): 43 C to 104 C adj. \u003c\/li\u003e\n\u003cli\u003eOperating Range, High Limit (F): 130 F to 240 F adj. \u003c\/li\u003e\n\u003cli\u003eOperating Range, High Limit (C): 54 C to 116 C adj. \u003c\/li\u003e\n\u003cli\u003eDifferential Temperature (F): High limit : 10 F fixed; low limit: 10-25 F adj. \u003c\/li\u003e\n\u003cli\u003eMaximum Safe Operating Pressure (psi): 200 psi on outside of immersion well, 100 psi on capsule if inserted directly. \u003c\/li\u003e\n\u003cli\u003eMaximum Safe Operating Pressure (kPa): 1378 kPa on outside of immersion well, 690 kPa on capsule if inserted directly. \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (burner AFL): 7.4 A @ 120 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (burner AFL): 3.7 A @ 240 Vac Electrical Ratings (burner ALR): 44.4 A @ 120 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (burner ALR): 22.2 A @ 240 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (circulator AFL): 7.4 A @ 120 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (circulator AFL): 3.7 A @ 240 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (circulator ALR): 44.4 A @ 120 Vac \u003c\/li\u003e\n\u003cli\u003eElectrical Ratings (circulator ALR): 22.2 A @ 240 Vac Voltage: 120 Vac \u003c\/li\u003e\n\u003cli\u003eDimensions (in.): 6 1\/8 in. high x 4 3\/8 in. wide x 3 1\/16 in. deep \u003c\/li\u003e\n\u003cli\u003eDimensions (mm): 156 mm high x 111 mm wide x 78 mm deep \u003c\/li\u003e\n\u003cli\u003eInsulation Depth (in.): 3 in. \u003c\/li\u003e\n\u003cli\u003eInsulation Depth (mm) 76 mm \u003c\/li\u003e\n\u003cli\u003eMounting: Vertical Mount \u003c\/li\u003e\n\u003cli\u003eOperating Humidity Range (% RH): 0 to 95% RH, non-condensing \u003c\/li\u003e\n\u003cli\u003eMaximum Ambient Temperature (F): 150 F at switches, 265 F at sensing element. \u003c\/li\u003e\n\u003cli\u003eMaximum Ambient Temperature (C): 66 C at switches, 129 C at sensing element. \u003c\/li\u003e\n\u003cli\u003eApprovals, Underwriters Laboratories Inc UL Listed (models with well): File No. MP466, Guide No. MBPR; UL Component Recognized (models without well): File No. MP466, Guide No. MBPR2 \u003c\/li\u003e\n\u003cli\u003eApprovals, Canadian Standards Association Certified: File No. LR1620, Guide No. 400-E-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Resideo","offers":[{"title":"Default Title","offer_id":53777487003872,"sku":"L8124A1015\/U","price":537.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/7186\/5312\/files\/259271897_15c78c94-f34b-4a07-9ada-b6a4e468324d.jpg?v=1785764460","url":"https:\/\/thefirealarmsupplier.com\/products\/resideo-l8124a1015-u-high-limit-protection-low-limit-circulator-vertical-mount-triple-aquastat-relay-high-10-degreef-low-limit-10-25-degree-adj-differential-l8124a1015","provider":"The Fire Alarm Supplier","version":"1.0","type":"link"}