{"product_id":"stuart-turner-pulse-40-120-f220-commercial-circulator-pump","title":"Stuart Turner Pulse 40\/120-F220 Commercial Circulator Pump","description":"\u003ch2 data-start=\"43\" data-end=\"128\"\u003eStuart Turner Pulse 40\/120‑F220 Commercial Circulator Pump\u003c\/h2\u003e\n\u003cp data-start=\"130\" data-end=\"807\"\u003eThis is a robust, electronically controlled variable‑speed flanged circulator designed for commercial hydronic applications such as hot‑water heating, air‑conditioning and ventilation systems. Part of the Stuart Pulse Cast Iron Flanged range, this model continuously monitors and adjusts pressure and flow to provide intelligent, energy‑efficient circulation tailored to system demand. Its advanced control features, durable construction and built‑in protections make it suitable for professional plant‑room environments where reliable and adaptive fluid movement is essential. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"814\" data-end=\"829\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"831\" data-end=\"2175\"\u003e\n\u003cli data-start=\"831\" data-end=\"1048\"\u003e\n\u003cp data-start=\"833\" data-end=\"1048\"\u003e\u003cstrong data-start=\"833\" data-end=\"868\"\u003eAdaptive variable speed control\u003c\/strong\u003e with multiple operating modes, automatic, proportional pressure, constant pressure and constant speed, for responsive system performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1049\" data-end=\"1184\"\u003e\n\u003cp data-start=\"1051\" data-end=\"1184\"\u003e\u003cstrong data-start=\"1051\" data-end=\"1085\"\u003eAutomatic night operation mode\u003c\/strong\u003e to reduce energy consumption during periods of low demand. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1185\" data-end=\"1320\"\u003e\n\u003cp data-start=\"1187\" data-end=\"1320\"\u003e\u003cstrong data-start=\"1187\" data-end=\"1228\"\u003eECM permanent magnet motor technology\u003c\/strong\u003e for high energy efficiency and compliance with ErP. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1321\" data-end=\"1446\"\u003e\n\u003cp data-start=\"1323\" data-end=\"1446\"\u003e\u003cstrong data-start=\"1323\" data-end=\"1350\"\u003eAutomatic venting cycle\u003c\/strong\u003e to help minimise entrained air and improve reliability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1447\" data-end=\"1583\"\u003e\n\u003cp data-start=\"1449\" data-end=\"1583\"\u003e\u003cstrong data-start=\"1449\" data-end=\"1478\"\u003eDurable cast iron housing\u003c\/strong\u003e with carbon bearings designed for commercial plant‑room service. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1584\" data-end=\"1711\"\u003e\n\u003cp data-start=\"1586\" data-end=\"1711\"\u003e\u003cstrong data-start=\"1586\" data-end=\"1614\"\u003eFlanged DN40 connections\u003c\/strong\u003e and 220 mm fitted length for secure inline installation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1712\" data-end=\"1831\"\u003e\n\u003cp data-start=\"1714\" data-end=\"1831\"\u003e\u003cstrong data-start=\"1714\" data-end=\"1735\"\u003eLED control panel\u003c\/strong\u003e for intuitive configuration and system status feedback. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1832\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1834\" data-end=\"1968\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1858\"\u003eBuilt‑in protections\u003c\/strong\u003e including over‑current, over‑temperature and over‑voltage safeguards. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1969\" data-end=\"2077\"\u003e\n\u003cp data-start=\"1971\" data-end=\"2077\"\u003e\u003cstrong data-start=\"1971\" data-end=\"1988\"\u003eErP compliant\u003c\/strong\u003e to meet current energy‑efficiency regulations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2078\" data-end=\"2175\"\u003e\n\u003cp data-start=\"2080\" data-end=\"2175\"\u003e\u003cstrong data-start=\"2080\" data-end=\"2116\"\u003eTwo‑year manufacturer’s warranty\u003c\/strong\u003e for peace of mind. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2182\" data-end=\"2204\"\u003ePerformance Summary\u003c\/h2\u003e\n\u003cp data-start=\"2206\" data-end=\"2332\"\u003eThe Pulse 40\/120‑F220 is engineered to deliver dependable, energy‑efficient performance in larger commercial hydronic systems:\u003c\/p\u003e\n\u003cul data-start=\"2334\" data-end=\"3039\"\u003e\n\u003cli data-start=\"2334\" data-end=\"2484\"\u003e\n\u003cp data-start=\"2336\" data-end=\"2484\"\u003e\u003cstrong data-start=\"2336\" data-end=\"2368\"\u003eMaximum head (closed valve):\u003c\/strong\u003e up to \u003cstrong data-start=\"2375\" data-end=\"2390\"\u003e12.1 metres\u003c\/strong\u003e for strong pressure delivery in extensive circuits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2485\" data-end=\"2611\"\u003e\n\u003cp data-start=\"2487\" data-end=\"2611\"\u003e\u003cstrong data-start=\"2487\" data-end=\"2509\"\u003eMaximum flow rate:\u003c\/strong\u003e approximately \u003cstrong data-start=\"2524\" data-end=\"2537\"\u003e10.8 m³\/h\u003c\/strong\u003e depending on system conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2612\" data-end=\"2749\"\u003e\n\u003cp data-start=\"2614\" data-end=\"2749\"\u003e\u003cstrong data-start=\"2614\" data-end=\"2643\"\u003eMaximum working pressure:\u003c\/strong\u003e up to \u003cstrong data-start=\"2650\" data-end=\"2660\"\u003e10 bar\u003c\/strong\u003e, suitable for commercial heating applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2750\" data-end=\"2899\"\u003e\n\u003cp data-start=\"2752\" data-end=\"2899\"\u003e\u003cstrong data-start=\"2752\" data-end=\"2780\"\u003eWater temperature range:\u003c\/strong\u003e ‑10 °C to \u003cstrong data-start=\"2791\" data-end=\"2802\"\u003e+110 °C\u003c\/strong\u003e, enabling compatibility with typical hydronic systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2900\" data-end=\"3039\"\u003e\n\u003cp data-start=\"2902\" data-end=\"3039\"\u003e\u003cstrong data-start=\"2902\" data-end=\"2929\"\u003eMinimum inlet pressure:\u003c\/strong\u003e \u003cstrong data-start=\"2930\" data-end=\"2971\"\u003e0.05 bar at fluid temperatures \u0026lt;75 °C\u003c\/strong\u003e for consistent operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3041\" data-end=\"3273\"\u003eThese performance characteristics support efficient fluid circulation across demanding commercial HVAC, heating and cooling networks where dynamic control and energy efficiency are priorities. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"3280\" data-end=\"3304\"\u003eTechnical Information\u003c\/h2\u003e\n\u003cul data-start=\"3306\" data-end=\"4354\"\u003e\n\u003cli data-start=\"3306\" data-end=\"3437\"\u003e\n\u003cp data-start=\"3308\" data-end=\"3437\"\u003e\u003cstrong data-start=\"3308\" data-end=\"3325\"\u003ePower supply:\u003c\/strong\u003e 230 V AC, single phase, 50 Hz — standard for commercial environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3438\" data-end=\"3559\"\u003e\n\u003cp data-start=\"3440\" data-end=\"3559\"\u003e\u003cstrong data-start=\"3440\" data-end=\"3456\"\u003eDuty rating:\u003c\/strong\u003e Continuous (S1) for sustained operation under varying loads. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3560\" data-end=\"3694\"\u003e\n\u003cp data-start=\"3562\" data-end=\"3694\"\u003e\u003cstrong data-start=\"3562\" data-end=\"3585\"\u003ePump body material:\u003c\/strong\u003e Cast iron with carbon bearings for reliable long‑term performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3695\" data-end=\"3819\"\u003e\n\u003cp data-start=\"3697\" data-end=\"3819\"\u003e\u003cstrong data-start=\"3697\" data-end=\"3716\"\u003eFitting length:\u003c\/strong\u003e 220 mm, facilitating easy installation into flanged systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3820\" data-end=\"3942\"\u003e\n\u003cp data-start=\"3822\" data-end=\"3942\"\u003e\u003cstrong data-start=\"3822\" data-end=\"3842\"\u003eConnection size:\u003c\/strong\u003e DN40 flanged connections for secure pipeline integration. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3943\" data-end=\"4083\"\u003e\n\u003cp data-start=\"3945\" data-end=\"4083\"\u003e\u003cstrong data-start=\"3945\" data-end=\"3970\"\u003eEnclosure protection:\u003c\/strong\u003e IP44 — suitable for typical indoor mechanical plant‑room environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4084\" data-end=\"4243\"\u003e\n\u003cp data-start=\"4086\" data-end=\"4243\"\u003e\u003cstrong data-start=\"4086\" data-end=\"4120\"\u003eEnergy Efficiency Index (EEI):\u003c\/strong\u003e Approximately \u003cstrong data-start=\"4135\" data-end=\"4143\"\u003e0.20\u003c\/strong\u003e, indicating efficient performance across operating modes. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4244\" data-end=\"4354\"\u003e\n\u003cp data-start=\"4246\" data-end=\"4354\"\u003e\u003cstrong data-start=\"4246\" data-end=\"4282\"\u003eMaximum ambient air temperature:\u003c\/strong\u003e \u003cstrong data-start=\"4283\" data-end=\"4313\"\u003e40 °C continuous operation\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"4361\" data-end=\"4381\"\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul data-start=\"4383\" data-end=\"4607\"\u003e\n\u003cli data-start=\"4383\" data-end=\"4449\"\u003e\n\u003cp data-start=\"4385\" data-end=\"4449\"\u003e\u003cstrong data-start=\"4385\" data-end=\"4447\"\u003eStuart Turner Pulse 40\/120‑F220 Commercial Circulator Pump\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4450\" data-end=\"4491\"\u003e\n\u003cp data-start=\"4452\" data-end=\"4491\"\u003e\u003cstrong data-start=\"4452\" data-end=\"4489\"\u003eInstallation and operating manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4492\" data-end=\"4607\"\u003e\n\u003cp data-start=\"4494\" data-end=\"4607\"\u003e\u003cstrong data-start=\"4494\" data-end=\"4534\"\u003eFlange gaskets and mounting fittings\u003c\/strong\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"4614\" data-end=\"4624\"\u003eSummary\u003c\/h2\u003e\n\u003cp data-start=\"4626\" data-end=\"5148\"\u003eThe \u003cstrong data-start=\"4630\" data-end=\"4692\"\u003eStuart Turner Pulse 40\/120‑F220 Commercial Circulator Pump\u003c\/strong\u003e delivers adaptable, energy‑efficient circulation performance tailored for commercial hydronic heating and HVAC applications. Its variable‑speed control, automatic operational features, robust cast iron construction and advanced protections make it a dependable solution for building services engineers and installers specifying reliable, high‑performance circulators in demanding mechanical plant‑room environments.\u003c\/p\u003e","brand":"Stuart Turner","offers":[{"title":"Default Title","offer_id":56469089648972,"sku":"47417","price":1256.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/3757\/4988\/files\/47410_efa8eb90-3533-4402-96bd-aa554665bd43.jpg?v=1768090923","url":"https:\/\/ioelectrics.co.uk\/products\/stuart-turner-pulse-40-120-f220-commercial-circulator-pump","provider":"io Electrics","version":"1.0","type":"link"}