What Our Experts Think
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The Taco 006-ST4 Circulator Pump is a compact, high-efficiency stainless steel pump ideal for domestic hot water recirculation and hydronic heating systems.
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Powered by a 1/40 HP, 115V motor, it delivers quiet, reliable performance while minimizing energy use.
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Its stainless steel construction ensures corrosion resistance and makes it suitable for potable water applications.
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Known for maintenance-free operation and long service life, this Taco pump is a trusted choice for both residential and light commercial systems.
Q&A
Q: What is the motor power and voltage?
A: It has a 1/40 HP motor operating on 115 volts.
Q: What applications is this pump suited for?
A: Perfect for domestic hot water recirculation, radiant heating, and other closed-loop systems.
Q: Is the pump safe for potable water use?
A: Yes, its stainless steel housing makes it ideal for potable and open-loop systems.
Q: Does it require regular maintenance?
A: No, the cartridge design provides maintenance-free operation—simply replace the cartridge if needed.
Maintenance Tips
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Ensure the system is air-free before operation to prevent cavitation.
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Periodically inspect fittings and seals for leaks or corrosion.
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Keep the motor area clean and dry for optimal cooling and performance.
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Replace the cartridge assembly if flow rate or efficiency drops over time.