{"product_id":"onyx-ceh25-60-130-a-rated-high-efficiency-circulating-pump-130mm-6m-head-230v","title":"Onyx CEH25-60\/130 A-Rated High-Efficiency Circulating Pump – 130mm, 6m Head, 230V","description":"\u003cdiv class=\"product-section\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eOnyx CEH25-60\/130 High-Efficiency Circulating Pump \u003c\/strong\u003eis a compact, A-rated ECM pump designed for domestic heating and hot-water systems, automatically adapting to system demand for maximum energy savings and quiet operation.\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe Onyx CEH25-60\/130 is a high-efficiency glandless circulator with a permanent-magnet motor and frequency converter. It offers three control modes (proportional pressure, constant pressure, constant speed) plus an AUTO mode that continuously adjusts performance to the system’s actual requirements. With a 130 mm port-to-port length and 1 ½\" BSP connections, it is the perfect direct replacement for older fixed-speed pumps in radiator and underfloor heating systems. The pump is fully ERP compliant (EEI ≤ 0.23) and extremely quiet in operation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA-rated energy efficiency:\u003c\/strong\u003e EEI ≤ 0.23 – meets the latest EuP\/ERP legislation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAUTO mode:\u003c\/strong\u003e Automatically finds the most energy-efficient duty point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree selectable control modes:\u003c\/strong\u003e Proportional pressure, constant pressure, constant speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy front-panel control:\u003c\/strong\u003e Push-button selection with LED status display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet operation:\u003c\/strong\u003e Low-noise motor and impeller design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-free:\u003c\/strong\u003e Wet-rotor design with self-lubricating bearings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 130 mm length:\u003c\/strong\u003e Fits most modern boilers and manifolds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e CEH25-60\/130.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum head:\u003c\/strong\u003e 6 m.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum flow:\u003c\/strong\u003e 3.5 m³\/h.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort-to-port length:\u003c\/strong\u003e 130 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 1 ½\" BSP male (G 1½).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 230 V, 50 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e 5 – 45 W.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEEI:\u003c\/strong\u003e ≤ 0.23.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class:\u003c\/strong\u003e IP44.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation class:\u003c\/strong\u003e F.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluid temperature range:\u003c\/strong\u003e -10 °C to +110 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax operating pressure:\u003c\/strong\u003e 10 bar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePumped medium:\u003c\/strong\u003e Clean water or water-glycol mixtures (max 50 % glycol).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDimensions \u0026amp; Weights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort-to-port length:\u003c\/strong\u003e 130 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e 180 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 90 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 130 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.9 kg.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSystem \u0026amp; Application Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for domestic central heating, underfloor heating and domestic hot-water recirculation.\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Grundfos UPS 15-50\/60, Wilo Star-RS 15\/6, DAB Evosta, etc.\u003c\/li\u003e\n\u003cli\u003eHorizontal motor shaft installation only.\u003c\/li\u003e\n\u003cli\u003e5-year manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Onyx","offers":[{"title":"Default Title","offer_id":63421007561053,"sku":"CEH25-6-130","price":43.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Onyx-CEH-25-6-130-Circulating-Pump.jpg?v=1771005672","url":"https:\/\/qualityheating.co.uk\/products\/onyx-ceh25-60-130-a-rated-high-efficiency-circulating-pump-130mm-6m-head-230v","provider":"AIZO Quality Heating","version":"1.0","type":"link"}