This UP26-99FC circulator pump delivers reliable performance for a wide range of heating and cooling applications. Equipped with a 1/6 horsepower motor and 230V power supply, it is designed to efficiently move water through radiant heating systems, hydronic heating loops, fan coil units, and solar thermal installations. The pump is compatible with Grundfos model 52722513 and can serve as a direct replacement or an upgrade for existing units in residential and light commercial settings.

Constructed with a durable cast-iron volute and a corrosion-resistant rotor assembly, the pump offers long-term stability even under continuous operation. The compact housing ensures easy installation in tight spaces, while the standard flange connections allow straightforward integration with common piping systems. The motor features thermal overload protection to prevent damage from excessive heat, and the sealed bearings reduce maintenance needs.

In terms of flow performance, the UP26-99FC provides a consistent head pressure suitable for closed-loop systems. Its energy-efficient design draws lower power compared to older pump models, contributing to reduced electricity bills over time. The 230V single-phase operation is compatible with standard electrical infrastructure in many regions, making it a convenient choice for upgrades or new installations.

Users will appreciate the quiet operation and smooth start‑up, which minimize system noise and vibration. The pump works reliably across a range of fluid temperatures and maintains stable circulation for consistent heating or cooling output. Its sturdy build quality and simplified serviceable design mean it can withstand years of typical use with minimal intervention.

Priced affordably, this circulator pump offers excellent value for those seeking a dependable replacement or a budget-friendly option for new hydronic systems. With strong compatibility and solid engineering, it represents a practical solution for maintaining efficient thermal transfer in residential and commercial environments.