Taco 003-ST4 Stainless Steel Circulator Pump, 1/40HP, 3/4" NPT threaded

Taco 003-ST4 circulator pump is designed for use in low head, low flow open/closed loop heating or domestic hot/cold water recirculating applications (such as hot or chilled fresh water). The unique, replaceable cartridge of the Taco 003-ST4 contains all of the moving parts and allows for easy service instead of replacing the entire circulator. The compact, low power consumption design is ideal for high efficiency jobs.

Applications:
Domestic Hot Water Recirculation;
Open Loop Radiant Heating;
Heat Recovery units;
Water Source Heat Pumps;

Solar;

And many others;

Performance Data:
Flow Range: 0-7 GPM;
Head Range: 0-4.5 Ft;
Min. Fluid Temperature: 40F;
Max. Fluid Temperature: 220F;
Max. Working Pressure: 125 psi;
Connection Sizes: 3/4" NPT threaded;

Electrical Specs:
Voltage: 115V;
Hertz: 60 Hz;
Phase 1;
Amps: 0.43 Amps;

HP: 1/40HP;

Features:
Reduces Erosion, Corrosion and Flow Noise in shorter pipe run applications;
Compact design;
Low power consumption;
Self-lubricating;
Replaceable cartridge;
Maintenance-free;

Warranty:
Backed by a 3-year manufacturer's warranty;

Literature:

Taco 003-ST4 Cartridge Circulator Brochure, Specs, Pump Curves (pdf)

Taco 003-ST4 Circulator Pump Submittal Data Sheet (pdf)

Cross-Reference Table: Taco - Grundfos - Armstrong - B&G - Wilo (pdf)

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