Bell & Gossett 104306 Ecocirc XL 55-45 Cast Iron Circulating Pump

Maintain heating-zone circulation with Bell & Gossett 104306 Ecocirc XL 55-45 cast-iron circulating pump for solar thermal primary loops and high-resistance HVAC systems. Its high-efficiency ECM motor operates at 115 volts and provides up to 45 GPM with 55 feet of head. Class F insulation and a digital display support equipment-room operation. Confirm controls, system curve, and connection details before installation.

The Ecocirc XL 55-45 uses a cast-iron body with a high-efficiency ECM motor, standard digital display, and manual input interface. Its listed 55-foot maximum head and 45 GPM maximum flow define the supplied hydraulic limits. The specifications do not state fluid temperature, working pressure, dimensions, weight, seal construction, or exact port arrangement, so verify those details before ordering.

Key Features & Benefits

• High-Efficiency ECM Motor: Supports heating-zone circulation with the listed 115-volt supply.
• 45 GPM Maximum Flow: Provides a stated capacity reference for system selection.
• 55 Feet Maximum Head: Helps compare resistance in high-demand heating zones.
• Cast-Iron Body: Provides the specified construction for hydronic HVAC service.
• Class F Insulation: Identifies the supplied motor insulation class.
• Digital Display: Supports local operating-status review and manual input.
• ECM Pump Design: Targets high-resistance heating and solar thermal primary loops.

Why Choose Bell & Gossett 104306 Ecocirc XL 55-45

This Ecocirc XL model combines high head with ECM motor control and a local digital interface. It suits heating zones and solar thermal loops where resistance, operating status, and 115-volt service must be considered together.

• Build: Cast iron, ECM motor design, Class F insulation, and digital interface define the package.
• Value: Local display and ECM operation can simplify monitoring and operating adjustments.
• Audience: Fits boiler technicians, solar thermal installers, HVAC contractors, and facility engineers.

Applications & Use Cases

Use this pump in high-resistance heating zones and solar thermal primary loops within the listed 45 GPM and 55-foot limits. Check the 115-volt supply, control access, valve clearance, pipe alignment, and display visibility. Connection details, dimensions, weight, pressure, and temperature are not supplied, so verify the submittal.

Warranty & Support

• Warranty Terms: A model-specific warranty period for the Ecocirc XL 55-45 requires confirmation from the authorized seller.
• Coverage Review: Confirm ECM motor coverage, display coverage, exclusions, and claim procedures before purchase.
• Model Verification: Match Bell & Gossett 104306 Ecocirc XL 55-45 and SKU 104306 to the order documentation.

Verify 115-volt service, confirm the controls, flush and purge the loop, inspect strainers, review the digital display, and check for leaks during startup. Select from the actual system curve. Purchase the Bell & Gossett 104306 Ecocirc XL 55-45 circulating pump at Mulmotor.com for authentic equipment, applicable warranty protection, and pump support.