0015E3-F4 – ECM High-Efficiency Circulator – Cast Iron, 16 GPM, Universal Flanged

Taco 0015E3-F4 – ECM High-Efficiency Circulator – Cast Iron, 16 GPM, Universal Flanged

The Taco 0015E3-F4 is a high-efficiency, variable-speed circulator pump designed for closed-loop hydronic heating systems such as radiant or baseboard heating. It features an electronically commutated motor (ECM) with three selectable constant-pressure modes, offering flexibility, energy savings, and reliable performance. This model is not for potable water or chilled water applications.

Specifications

• Flow rate: up to 16 gallons per minute (GPM)
• Maximum head: 18 feet
• Pressure settings: three constant-pressure modes (5 ft, 10 ft, 18 ft)
• Voltage: 120V, 60 Hz, single phase
• Maximum operating power: 44W
• Amperage: up to 0.54A
• Motor type: ECM permanent magnet
• Casing: cast iron
• Flange type: 4-bolt universal, fits multiple piping sizes
• Components: composite cartridge and impeller, ceramic shaft, carbon bearings
• Insulation: double-insulated, no ground wire required
• Maximum operating pressure: 125 psi
• Fluid temperature range: 36°F to 230°F
• Fluid compatibility: water or up to 50% water/glycol solution
• Usage note: not intended for potable or chilled water systems

Features

• Integral Flow Check (IFC): prevents gravity flow and eliminates external valve requirements
• High-efficiency ECM motor: reduces energy use by up to 85%
• SureStart™: automatically unblocks the pump and purges air to avoid lock-ups
• BIO Barrier®: shields pump components from system contaminants
• Diagnostics: LED indicator shows operating status and error codes
• Ease of wiring: dual knockouts and 6-inch stranded wire leads simplify connections

Applications

• Closed-loop hydronic heating systems
• Radiant and baseboard heating installations
• Energy-efficient heating system upgrades
• Systems requiring variable-speed circulators with selectable constant pressure modes

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