Grundfos 52722557 UPS50-44F 1/6 HP 115V Cast Iron Circulator Pump

Grundfos UPS50-44F Cast Iron Circulator Pump

The Grundfos UPS50-44F (SKU 52722557) is a dependable cast iron circulator pump engineered for residential and light commercial hydronic heating systems. Designed for efficient water circulation in closed-loop heating applications, this pump delivers consistent performance and long service life in demanding environments.

Key Features

• Model: UPS50-44F
• Horsepower: 1/6 HP
• Voltage: 115V
• Construction: Cast iron (CI) pump body for durability and corrosion resistance in hydronic systems
• Designed for closed-loop hydronic heating and hot water circulation applications
• Compact, in-line design for easy installation in tight mechanical spaces
• Wet-rotor motor design — no mechanical seals or bearings to lubricate, reducing maintenance requirements
• Quiet operation suitable for residential and light commercial installations

Application

The UPS50-44F is ideal for use in boiler systems, radiant floor heating, baseboard heating loops, and other closed hydronic circuits. Its cast iron construction makes it well-suited for systems operating with treated water in standard hydronic heating applications.

Why Choose Grundfos

Grundfos is a globally recognized leader in pump technology, trusted by HVAC professionals for quality, reliability, and innovation. The UPS series circulators are among the most widely installed pumps in the hydronic heating industry, backed by a strong reputation for long-term dependability.