Taco — Hot Water Circulating Pumps — HVAC Circulating Pump, 1/2 hp, 115, 1 Phase, Flange Connection

Taco Hot Water Circulating Pumps built for consistent performance in maintenance, inspection, and replacement work.

Quick specs

• Features: Compact, High Performance, Mechanical Seal, Permanently Lubricated Ball Bearings
• Includes: Flange Gaskets
• Impeller Material: Plastic
• Overall Length: 9.88 in
• Manufacturer Part Number: 2400-70-3P
• UPC: 687752084795

Product information

• UPC: 687752084795
• Country of Origin: United States
• Manufacturer Part Number: 2400-70-3P

Dimensions

• Manufacturer Warranty Length: 3 yr
• For Discharge Pipe Diameter: 2 in
• For Inlet Pipe Diameter: 2 in
• Inlet/Outlet Size: 2 in
• Face to Face Dimension: 8 1/2 in
• Overall Length: 9.88 in
• Overall Width: 5.5 in
• Compatible Intake Pipe Size: 2 in
• Compatible Discharge Pipe Size: 2 in

Details

• Loop Configuration: Closed
• Shaft Material: Stainless Steel
• Thermal Protection: yes
• Best Efficiency GPM @ Head: 70 gpm @ 18 ft
• Standards: NSF, UL-CUS
• Includes: Flange Gaskets
• Amps: 2.4/4.9
• Compliance: UL
• Maximum Flow Rate @ 20 Feet of Head: 46 gpm
• Minimum Media Temperature: 40 Degrees F
• Maximum Operating Pressure: 150 psi
• Pump Housing Material: Cast Iron
• Nameplate Voltage: 115V AC
• Maximum RPM: 3,450 RPM
• For Use With Potable Systems: Yes
• Flange or Union Included: No
• Frequency: 60 Hz
• Maximum Flow Rate @ 1 Feet of Head: 76 gpm
• Body Gasket Material: EPDM
• Maximum Media Temperature: 225 Degrees F
• Series Family: 2400
• Rotor Type: Dry
• Maximum Flow Rate @ 15 Feet of Head: 76 gpm
• Flow Rate - Maximum: 90 gpm
• Includes Volute: Volute Included
• Impeller Material: Plastic
• Features: Compact, High Performance, Mechanical Seal, Permanently Lubricated Ball Bearings
• Shut-Off: 22 ft
• Mechanical Seal: Carbon/Silicon Carbide
• Drive Type: Direct

This Hot Water Circulating Pumps is well-suited for replacement, upgrade, and stock-room use.

Recommended for maintenance and repair workflows and a practical option for maintenance teams and procurement.

Highlights

• Helps keep specifications consistent across replacements and replenishment cycles.
• Designed for professional use where predictable fit and handling are important.
• Works well in standardized part lists and preventative maintenance schedules.
• Clear specification formatting helps reduce ordering mistakes.

Notes: Review application constraints and installation requirements to ensure the part meets your needs.