Bell & Gossett Be9021S Series e90 Bronze Inline Pump 1AAB
For multi-unit residential potable loops, the Bell & Gossett 179331LF single-phase circulator uses a 1/3 HP motor and a stainless steel sleeve to protect the pump shaft.
- 0.33 HP motor fits compact setups
- Stainless sleeve guards steel pump shaft
- 1 inch flange connects standard lines
- Carbon ceramic seal stops fluid leaks
Description
Circulate commercial potable water with Bell & Gossett Be9021S Series e-90 bronze inline pump for multi-unit residential systems. Its 1/3 HP single-phase motor accepts 115 or 208–230 volts, while the 1AAB, 1-inch flanged configuration suits compact commercial piping. The stainless steel shaft sleeve provides a defined service detail. Confirm the mechanical seal, system curve, and connection fit before installation.
The Be9021S uses an all-bronze e-90 body with a stainless steel shaft sleeve and single-phase motor. Its 1AAB designation identifies the supplied 1-inch flanged arrangement. The application covers commercial potable boosting and multi-unit residential circulation. The supplied specifications do not state flow, head, RPM, seal materials beyond the listed mechanical type, dimensions, weight, pressure, or temperature.
Key Features & Benefits
- 1/3 HP Motor: Fits commercial 1-inch potable-water booster and circulation duties.
- Single-Phase Voltage: Supports 115 or 208–230-volt service after field verification.
- 1-Inch AAB Flange: Helps match the pump to compact water-system piping.
- All-Bronze Construction: Provides the specified material for potable-water service.
- Stainless Steel Shaft Sleeve: Gives technicians a defined shaft component for inspection.
- Carbon/Ceramic Mechanical Seal: Identifies the supplied seal arrangement for service review.
- Series e-90 Design: Targets multi-unit residential and commercial water circulation.
Why Choose Bell & Gossett Be9021S
The Be9021S combines a compact 1-inch e-90 flange with all-bronze construction and single-phase voltage flexibility. It suits multi-unit residential systems where potable-water material and connection fit matter.
- Build: Bronze construction, stainless steel shaft sleeve, and mechanical sealing define the assembly.
- Value: Matching the compact flange can reduce piping changes during replacement.
- Audience: Fits plumbing contractors, apartment maintenance teams, property engineers, and commercial water technicians.
Applications & Use Cases
Use this pump for commercial 1-inch potable-water boosting and multi-unit residential circulation that match the supplied arrangement. Check the 1AAB flange, gasket fit, water chemistry, valve clearance, pipe alignment, and electrical service. Flow, head, dimensions, weight, pressure, and temperature are not supplied, so verify the submittal.
Warranty & Support
- Warranty Terms: A model-specific warranty period for Be9021S requires confirmation from the authorized seller.
- Coverage Review: Confirm seal coverage, potable-water requirements, service obligations, and claim procedures before purchase.
- Model Verification: Match Bell & Gossett Be9021S and SKU 179331LF to the seller’s order documentation.
Verify voltage, isolate the water line, align the flange, inspect the shaft sleeve and seal, purge air, and check for leaks during startup. Purchase the Bell & Gossett Be9021S Series e-90 bronze inline pump at Mulmotor.com for authentic equipment, applicable warranty protection, and technical pump support.
Bell & Gossett 179331LF Series e-90 Model Be9021S (1/3 HP) Specs
| Technical Parameter | Official Specification |
|---|---|
| Brand & Model | Series e-90 All-Bronze (Be9021S) |
| SKU / Part Number | 179331LF |
| Horsepower (HP) | 1/3 HP |
| Electrical Phase | Single-Phase (1-PH) |
| Voltage Configuration | 115 / 208–230 V |
| Pump Size | 1AAB (1" Flanged) |
| Shaft Sleeve | Stainless Steel |
| Seal Type | Mechanical (Carbon/Ceramic) |
| Application Information | Commercial 1" Potable Booster; Multi-Unit Residential Circulation |












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