Taco 1632E 1600 Series Centrifugal Pump 3/4HP 1PH
Plumbers spec the Taco 1632E-1 for large-volume HVAC circulation because this single-phase cast iron pump runs nonstop on basic 115V wall power.
- 145 GPM capacity clears boiler loops
- 44 feet head overcomes pipe friction
- 115V design simplifies mechanical room wiring
- Cast iron casing takes heavy pressure
Description
Handle high-flow secondary circulation with Taco 1632E 3/4 HP single-phase centrifugal pump for closed-loop commercial HVAC. Its 115 or 230-volt motor supports up to 145 GPM and 44 feet of head through a 2-inch flanged connection. The 60-pound dry weight affects lifting and support planning. Confirm electrical current, system curve, flange fit, and service clearance before installation.
The 1632E uses a cast-iron pump assembly with a 3/4 HP single-phase motor configured for 115V or 230V service. Full-load current is listed as 10.6A or 5.3A, while the published maximums reach 145 GPM and 44 feet of head. The supplied application covers closed-loop commercial HVAC. Impeller material, seal construction, RPM, dimensions, pressure, temperature, and flange-to-flange length are not stated.
Key Features & Benefits
- 3/4 HP Single-Phase Motor: Supports commercial HVAC loops using verified 115 or 230-volt service.
- 145 GPM Maximum Flow: Provides a stated reference for high-flow secondary circulation.
- 44 Feet Maximum Head: Helps evaluate system resistance and elevation requirements.
- 2-Inch Flange: Supports replacement planning when the piping interface matches.
- 10.6A/5.3A Full-Load Current: Assists circuit and disconnect review at the listed voltages.
- 60-Pound Dry Weight: Helps plan lifting, pipe supports, and service access.
Why Choose Taco 1632E Single-Phase
The Taco 1632E provides high-flow commercial HVAC circulation with single-phase voltage options and published hydraulic data. It suits secondary loops where a 2-inch flanged pump must move substantial water volume.
- Build: The cast-iron body and single-phase centrifugal arrangement define the supplied assembly.
- Value: Dual-voltage service can simplify replacement planning where three-phase power is unavailable.
- Audience: Fits commercial HVAC contractors, facility engineers, boiler technicians, and maintenance teams.
Applications & Use Cases
Use this pump in closed-loop commercial HVAC systems within the listed 145 GPM and 44-foot limits. Check the 2-inch flange, pipe supports, valve clearance, motor access, 60-pound handling requirement, and electrical current before installation. Verify missing dimensions, pressure, temperature, and seal details through the manufacturer’s documentation.
Warranty & Support
- Warranty Terms: Warranty duration, coverage, exclusions, and registration requirements require confirmation from the authorized seller.
- Service Requirements: Confirm whether authorized service is required for warranty claims.
- Model Verification: Match Taco 1632E, 3/4 HP, single-phase configuration, and SKU 1632E-1 to the seller’s order documentation.
Verify 115 or 230-volt service, align the 2-inch flange, purge air, inspect strainers, and support the 60-pound assembly during installation. Select the operating point from the actual system curve. Purchase the Taco 1632E single-phase centrifugal pump at Mulmotor.com for genuine equipment, applicable warranty coverage, and pump support.
Taco 1632E Cast Iron 3/4HP 1PH Pump Specs
| Technical Parameter | Official Specification |
|---|---|
| Model Number/SKU | 1632E (Cast Iron) |
| Horsepower (HP) | 3/4 HP |
| Voltage (V) & Phase (PH) | 115V/230V / 1 PH / 60Hz |
| Amperage (FLA) | 10.6A / 5.3A |
| Connection Size (Inches) | 2" Flange |
| Max Flow Rate (GPM) | 145 GPM |
| Max Head (Feet) | 44 Feet |
| Dry Weight (lbs/kg) | 60 lbs (27.2 kg) |
| Application Suitability | Closed-Loop Commercial HVAC |












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