Bell & Gossett 104308 Ecocirc XL 20-140 Iron Body Circulating Pump
The smart Bell & Gossett 104308 circulating pump pushes 140 GPM through institutional boiler plants using an efficient 115V single-phase ECM motor.
- 140 GPM capacity clears commercial loops
- 20 feet head overcomes system drag
- 175 psi casing withstands heavy mains
- 115V setup runs off wall circuits
Description
Circulate institutional boiler water with Bell & Gossett 104308 Ecocirc XL 20-140 iron-body circulating pump for large-volume hydronic HVAC systems. Its ECM motor operates at 115 volts and provides up to 140 GPM with 20 feet of head. The 175 psi working-pressure limit and selectable flange arrangement require careful system review. Confirm the exact setup, controls, and connection type before installation.
The Ecocirc XL 20-140 uses a cast-iron body and maintenance-free ECM motor in a 115-volt configuration. Its 140 GPM maximum flow and 20-foot maximum head suit bulk circulation where system resistance remains within the pump curve. The supplied data identifies either a 2-bolt or 4-bolt flange depending on setup. Dimensions, weight, fluid temperature, seal construction, and controls are not stated.
Key Features & Benefits
- ECM Motor: Provides the listed maintenance-free motor design for hydronic circulation.
- 115-Volt Service: Matches the supplied electrical configuration after field verification.
- 140 GPM Maximum Flow: Supports large-volume hydronic HVAC system selection.
- 20 Feet Maximum Head: Fits low-head bulk circulation when the curve agrees.
- Cast-Iron Body: Provides the specified construction for institutional hydronic service.
- 175 PSI Working Pressure: Establishes the listed limit for connected components.
- 2-Bolt or 4-Bolt Flange: Requires confirmation against the actual pump setup.
Why Choose Bell & Gossett 104308 Ecocirc XL 20-140
This Ecocirc XL model combines a 115-volt ECM motor with high flow and low head for institutional hydronic systems. Its variable flange setup makes nameplate and connection verification essential before replacement.
- Build: Cast-iron construction and ECM motor design define the supplied pump package.
- Value: Maintenance-free motor operation can reduce routine service requirements.
- Audience: Fits central-plant contractors, boiler technicians, facility engineers, and institutional maintenance teams.
Applications & Use Cases
Use this pump in large-volume hydronic HVAC and institutional boiler-plant systems within the listed 140 GPM and 20-foot limits. Confirm whether the installation requires the 2-bolt or 4-bolt flange, then check pipe supports, valve clearance, controls, and service access. Verify dimensions and weight before handling.
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 Bell & Gossett 104308 Ecocirc XL 20-140 and SKU 104308 to the seller’s order documentation.
Verify 115-volt service, confirm the flange setup, flush and purge the loop, inspect strainers, verify controls, and check for leaks during startup. Select from the actual system curve. Purchase the Bell & Gossett 104308 Ecocirc XL 20-140 circulating pump at Mulmotor.com for genuine equipment, applicable warranty coverage, and pump support.
Bell & Gossett 104308 Ecocirc XL 20-140 Specs
| Technical Parameter | Official Specification |
|---|---|
| Brand & Model | B&G Ecocirc XL 20-140 |
| SKU / Part Number | 104308 |
| Motor Design | ECM (Maintenance-Free) |
| Voltage Configuration | 115 V |
| Body Material | Cast Iron |
| Max Head | 20 ft (6.1 m) |
| Max Flow Rate | 140 GPM (530 LPM) |
| Flange Connection | 2-Bolt or 4-Bolt (Dependent on setup) |
| Working Pressure | Max 175 psi (12 bar) |
| Application Information | Large Volume Hydronic HVAC; Institutional Boiler Plants |












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