Description
The Grundfos UP15-18B5 (SKU 59896114) is a compact, high-efficiency in-line circulator pump engineered for residential and light commercial hydronic heating systems. Designed for dependable, quiet operation, this pump is an ideal choice for hot water heating loops, radiant floor systems, and domestic hot water recirculation applications.
Key Features
- Model: UP15-18B5 — a proven Grundfos circulator trusted by HVAC professionals
- 1/25 HP motor for energy-efficient, low-power operation
- 1/2″ sweat (solder) connections for straightforward copper pipe installation
- 115V single-phase power supply — compatible with standard residential electrical systems
- Compact in-line design minimizes installation footprint
- Permanently lubricated bearings for maintenance-free service life
- Quiet, vibration-resistant operation suitable for occupied spaces
Typical Applications
- Residential hydronic heating systems
- Hot water baseboard and radiant floor heating loops
- Domestic hot water recirculation
- Light commercial hydronic distribution
Specifications
- SKU: 59896114
- Model: UP15-18B5
- Horsepower: 1/25 HP
- Connection Size: 1/2″ sweat (solder)
- Voltage: 115V
- Brand: Grundfos
The Grundfos UP15-18B5 reflects the brand’s commitment to precision engineering and long-term reliability. Whether replacing an aging circulator or specifying equipment for a new hydronic installation, this pump delivers consistent flow and quiet performance you can count on season after season.
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