{"product_id":"fleck-2850-1650-aiq-nbp-water-softener-valve","title":"Fleck 2850\/1650 AiQ NBP Water Softener Valve 1½\" BSP","description":"\u003cp\u003eThe \u003cstrong\u003eFleck 2850\/1650 AiQ NBP Water Softener Valve\u003c\/strong\u003e combines the proven Fleck 2850 heavy-duty brass valve platform with Pentair's latest \u003cstrong\u003eAdvanced-iQ (AiQ) controller and powerhead\u003c\/strong\u003e, providing modern electronic control for commercial and industrial water softening applications.\u003c\/p\u003e\n\u003cp\u003eDesigned as the new-generation alternative to Fleck 2850 valves previously supplied with SXT control, the AiQ platform provides an intuitive full-colour interface, simplified programming, USB-C connectivity and a modular powerhead designed to make installation and servicing easier.\u003c\/p\u003e\n\u003cp\u003eThis configuration uses the \u003cstrong\u003eFleck 1650 brine system\u003c\/strong\u003e with a ⅜\" brine connection and incorporates \u003cstrong\u003eNBP (No Bypass Piston)\u003c\/strong\u003e operation, preventing untreated water from passing to service during regeneration.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFleck 2850 heavy-duty brass control valve\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced-iQ (AiQ) electronic controller and powerhead\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFleck 1650 brine system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNBP – No Bypass Piston\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo untreated water to service during regeneration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDownflow regeneration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1½\" BSP inlet and outlet connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous service flow up to 11.6 m³\/h\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum backwash flow up to 11.1 m³\/h\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorking pressure: 1.8–8.5 bar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorking temperature: 1–43°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e24 V, 50\/60 Hz electrical supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e50 mm (DN40) distributor tube\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1\" NPT drain connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e⅜\" brine connection for the 1650 system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for water softener vessels from 10\" to 30\" diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdjustable electronic regeneration cycles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUp to 99 minutes available per regeneration cycle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull-colour multilingual display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUSB-C programming and data transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eField-updateable controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModular powerhead design for easier servicing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-angle status light\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvanced AiQ Control\u003c\/h3\u003e\n\u003cp\u003ePentair's AiQ powerhead provides a modern replacement for the traditional Fleck electronic control platform. Programming can be carried out directly through the controller or using the USB-C connection.\u003c\/p\u003e\n\u003cp\u003eUSB-C functionality supports programming, data transfer, usage history retrieval, software updates, diagnostics and troubleshooting. The controller can also be programmed before installation, while flash programming allows predefined configurations to be transferred efficiently between multiple valves.\u003c\/p\u003e\n\u003ch3\u003eRegeneration Cycle\u003c\/h3\u003e\n\u003cp\u003eThe Fleck 2850\/1650 AiQ uses a programmable downflow softening regeneration sequence:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eBackwash\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrine and slow rinse\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRapid rinse\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrine tank refill\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eService\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe \u003cstrong\u003eNBP configuration\u003c\/strong\u003e prevents untreated water from being supplied during regeneration, making the valve particularly suitable for commercial and industrial applications where untreated bypass water is undesirable.\u003c\/p\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eThe Fleck 2850\/1650 AiQ NBP is designed for commercial and industrial water softening systems requiring a robust brass control valve, high flow capacity and reliable automatic regeneration.\u003c\/p\u003e\n\u003cp\u003eIt provides a modern AiQ-controlled option for installations traditionally using the \u003cstrong\u003eFleck 2850\/1650 SXT NBP\u003c\/strong\u003e, including the former \u003cstrong\u003eV285SC-603\u003c\/strong\u003e configuration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Fleck","offers":[{"title":"Default Title","offer_id":43726541750467,"sku":"10344000031C00002 | 0301280100CSXD-NB","price":959.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/3227\/4627\/files\/2850aiq4.jpg?v=1787663063","url":"https:\/\/www.gapswater.co.uk\/products\/fleck-2850-1650-aiq-nbp-water-softener-valve","provider":"GAPS Water Treatment Ltd","version":"1.0","type":"link"}