Grundfos Alpha HWR15-29SU/T is a 115V stainless steel variable speed circulator pump designed for domestic hot water (DHW) recirculation systems with a dedicated return line. It features an integrated digital timer and variety of operating modes, making this pump suitable for a wide range of installation scenarios. GU125 union connection on both ends (union x threaded/sweat/etc. adapters are sold separately).
Cross-References:
Features:
- Domestic hot water (DHW) recirculation pump for systems with a dedicated return line
- Built-in digital timer allows homeowners to schedule the pump's on/off hours via Grundfos HOME app
- (7) operating modes to choose from: (1) AUTOAdapt temperature control (automatic flow rate adjustment), (1) temperature control (manual flow rate adjustment), and (1) continious operation 24/7 - set via the operating panel; (1) cycle time control, (1) constant curve, (1) constant pressure, and (1) constant flow - set via Grundfos GO app
- Integrated temperature sensor
- Optional Grundfos GO app connectivity (via Bluetooth) for set-up/scheduling, diagnostics, performance data and enabling (4) additional operating modes
- Display readouts for flow, head, and watts
- Grundfos mini Eye LED displays system status for easy troubleshooting
- Suitable for up to pumping up to 50/50 glycol & water mix solution
- 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 (7) modes - (3) via front panel and (4) via Grundfos GO remote app
- Connections: 1-1/4" Union (GU125)
- Circulator Height (Flange to Flange): 5-15/16"
- Electrical Specs: 115V, 60 Hz, 38W max
- Head Range: 0-9.5 ft
- Flow Range: 0-11 GPM
- Operating Temperature Range: 14°F - 230°F
- Max Operating Pressure:Â 175 psi
- Sound Pressure Level: 25 dB (A)
- Dimensions (Depth x Width x Height): 5.31" x 5.23" x 5.91"
- Weight (lbs):Â 5 lbs
30 months from the date of manufacture
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