Description
Bell & Gossett 104451LF Ecocirc XL N 36-45 Stainless Steel Circulator
The Bell & Gossett 104451LF Ecocirc XL N 36-45 is a high-efficiency, stainless steel circulator pump designed for commercial and residential potable water applications. With ECM technology, advanced variable speed control, and corrosion-resistant construction, it delivers exceptional performance, energy savings, and long service life.
Key Features
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High-Efficiency ECM Motor – Reduces energy consumption up to 80% compared to conventional pumps.
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Stainless Steel Construction – Ideal for potable water systems and corrosion resistance.
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Variable Speed Control – Adjusts automatically to system demand for optimal efficiency.
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Easy Installation – Compact design with intuitive controls for quick setup.
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Low Maintenance – Durable design with self-lubricating components.
Specifications
| Specification | Details |
|---|---|
| Brand | Bell & Gossett |
| Model | 104451LF Ecocirc XL N 36-45 |
| Material | Stainless Steel |
| Motor Type | ECM (Electronically Commutated Motor) |
| Application | Potable water, circulation |
| Max Flow Rate | ~36 GPM |
| Max Head | 45 ft |
| Voltage | 115V / 230V |
| Phase | Single |
| Connection Type | Flanged |
| Fluid Temperature Range | 14°F to 230°F (-10°C to 110°C) |
| Max Working Pressure | 145 PSI |
| Lead-Free | Yes (compliant with NSF/ANSI 61 & 372) |
Applications
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Domestic hot water recirculation
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Potable water booster systems
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Commercial building circulation loops
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Radiant heating (potable side)
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Light industrial water systems
Frequently Asked Questions (FAQs)
1. Is the Bell & Gossett 104451LF suitable for drinking water?
Yes, it’s lead-free and stainless steel, meeting NSF/ANSI 61 & 372 standards for potable water.
2. What is the advantage of an ECM motor?
An ECM motor provides variable speed control and significant energy savings, adjusting performance based on system demand.
3. Can this circulator handle hot water recirculation?
Yes, it’s ideal for domestic hot water recirculation and can operate up to 230°F.
4. Does it require a separate control panel?
No, the pump features built-in controls and an intuitive interface for quick setup.
5. Is the pump maintenance-free?
Yes, the design uses self-lubricating bearings and corrosion-resistant materials for minimal upkeep.







