DHW circulation pump COMFORT 15-14 B 97916771

Circulation pump for comfortable hot water in your home

The C.W.U. circulation pump COMFORT 15-14 B is an energy-efficient solution designed for domestic domestic hot water (DHW) systems, ideal for both installers and end users. It ensures instant access to hot water at every outlet, eliminating long waiting times and minimizing water waste. The pump’s construction, featuring a brass housing, guarantees high corrosion resistance and safety for potable water installations.

Performance and reliability in a compact design

The pump is equipped with a quiet, high-efficiency permanent magnet motor that consumes only 5 to 8 W of power. This not only saves energy but also ensures silent operation. Its compact dimensions (installation length of 80 mm) make it easy to install even in confined spaces. The motor can be easily detached from the pump body, simplifying maintenance and potential replacement.

Key features and benefits:

• Instant hot water access: Eliminates waiting time for water to heat up at taps and showers.
• Energy efficiency: Low power consumption (0.007 kW) translates to lower electricity bills.
• Durable construction: Brass housing ensures corrosion resistance and long pump lifespan.
• Quiet operation: Permanent magnet motor minimizes noise during operation.
• Easy installation and maintenance: Compact size and detachable motor simplify setup and servicing.
• Safety: Materials certified for contact with potable water guarantee safe usage.
• Versatility: Designed for single- and two-family homes with circulating piping systems.
• High performance: Delivers a nominal flow rate of 0.41 m³/h at a head of 8.82 kPa.

Technical specifications for professionals:

The pump features internal threaded BSPP-G (ISO 228-1) connections, 1/2 inch in diameter, on both inlet and outlet sides, with a pressure rating of PN 10. It operates at 230 V and 50/60 Hz frequency, with an insulation class of F. The motor speed is 2900 rpm, with a current draw of 0.07 A. Operating ambient temperature ranges from 0 to 95°C, and medium temperature from 2 to 95°C. Maximum working pressure is 10 bar, with a maximum head of 1.4 meters. The pump does not support any communication protocols (e.g., EtherNet/IP, Modbus RTU).

The Grundfos COMFORT C.W.U. pump is an investment in user comfort and energy savings—valued by both homeowners and professional installers of heating and plumbing systems.