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Taco's 003-ST4-1PNP Model is a cartridge style, maintenance free, self-lubricating, circulator pump. Its stainless steel construction makes the 003-ST4-1PNP circulating pump a versatile and reliable unit in your HVAC system. Since the cartridge contains all of the interacting parts, circulator and IFC maintenance is made easy and you don't have to replace the entire unit. Its quiet, effective operation, unmatched reliability, unique design and functionality makes the Taco 003-ST4-1PNP cartridge circulator pump among the most popular hydronic circulator pumps available in the market.
Taco's Plumb n' Plug cartridge circulators are specially designed to conserve water, all while increasing comfort. This pump is able to cut down the time it takes hot water to arrive at outlet fixtures, by regularly re-circulating hot water through the system. On average, a residence is capable of saving up to 25 gallons of water every day, or up to 9,000 gallons a year! Thanks to the factory pre-wired 6 foot line cord, installation is a breeze. The 003-ST4-1PNP is ideal for systems that use up to 200 total feet (supply and return) of 3/4 inch piping. Simply plumb-it-in then plug-it-in! Installation of isolation valve, pipe insulation and flow check are highly recommended.Taco 003-ST4-1PNP Cartridge Plumb N' Plug Stainless Steel Circulator Pump Features: