Grundfos ALPHA 15-55 HWR-D Pump W/ Push Button & Temperature Sensor

ALPHA 15-55 HWR-D Pump W/ Push Button & Temperature Sensor Features: Plug and play design (115V) Designed with trusted ECM technology which has been used by Grundfos for more than 17 years LED light indicators for pump settings and alarms Easy to use push button control settings Accessories available for installation flexibility All components built by Grundfos Bluetooth signal range of up to 300ft (free air) Wireless communication, no wiring required Suitable for tankless water heater systems