Grundfos Alpha CS15-55SU7P/TLC is an improved version of UP15-10SU7P/TLC Comfort System, designed for recirculating domestic hot water (DHW) in systems without a dedicated return line. It utilizes a Comfort Valve to bypass cooled hot water back to the water heater through the cold water line and thus hotter water from the water heater right to the faucet. The Alpha CS featurs a high-efficiency variable speed motor, variety of modes to fit almost any residential applications (incl. larger and multi-story homes) and Bluetooth connectivity.
Features:
- Universal domestic hot water (DHW) recirculation pump for systems without a dedicated return line
- Comfort valve (included) uses cold water line for re-circulating hot water
- Optional Grundfos GO app connectivity bvia Bluetooth/b for set-up/scheduling, diagnostics, performance data, and 3 additional modes
- (6) modes to choose from: (1) AUTOAdapt, (1) continious operation - set via the operating panel; (1) cycle time control, (1) constant curve, (1) constant pressure, and (1) constant flow - set via Grundfos GO app
- Built-in digital timer allows to schedule the pump's on/off hours via Grundfos HOME app
- FLOWSENSE feature reduces fluctuation in shower temperatures
- Grundfos mini Eye LED displays system status for easy troubleshooting
- Lockout button prevents unwanted tampering
- Display readouts for flow, head, and watts
- Includes comfort valve, (2) flex water hoses, (2) 3/8" x 1/2" adapters and (2) gaskets
- Compatible with tankless water heaters which require a minimum GPM to activate
- cULus, FCC Listed; NSF/ANSI 61 & 372 Listed
- Casing: Stainless Steel
- Circulator Pump Type: variable speed w/ ECM motor and (6) modes - (2) via the front panel and (4) via Grundfos GO remote app
- Connections: Union, 3/4" Male NPT x 3/4" Swivel Female NPT
- Circulator Height (Flange to Flange): 5.59"
- Electrical Specs: 115V, 60 Hz, 38W max, 0.70 Amps max
- Head Range: 0-18 ft
- Flow Range: 0-13.6 GPM
- Operating Temperature Range: 36°F - 203°F
- Max Operating Pressure:Â 175 psi
- Sound Pressure Level: 25 dB (A)
- Hydraulic Institute Energy Rating (ER): 193
- Dimensions (Depth x Width x Height): 5.16" x 4.45" x 5.59"
- Weight (lbs):Â 6.05 lbs
30 months from the date of manufacture
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