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Grundfos SCALA1 3-45-2 Pressure Booster Pump – 230V, Bluetooth Enabled (99631736)
The Grundfos SCALA1 3-45-2 (230V) is a compact, self-priming, all-in-one pressure boosting pump designed for residential and light-commercial water systems. Featuring Bluetooth connectivity via the Grundfos GO app, quiet operation, and a suction lift of up to 26 ft, SCALA1 delivers dependable water pressure indoors or outdoors.
The Grundfos SCALA1 3-45-2 is the next-generation successor to the MQ series, engineered to provide consistent and efficient water pressure for domestic and light-commercial applications. This fully integrated pressure boosting solution combines pump, motor, controls, and protection into one compact unit for easy installation and reliable operation.
When filled with water, the SCALA1 can self-prime and lift water from depths of up to 26 feet in under five minutes, making it suitable for groundwater intake, rainwater harvesting, and pressure boosting applications. Built-in Bluetooth connectivity allows the pump to communicate with the Grundfos GO app, enabling real-time monitoring, configuration, and customization directly from a mobile device.
Designed for flexibility, the SCALA1 can be used indoors or outdoors and supports simple twin-pump configurations for higher-demand commercial systems. With a noise level of just 55 dBA, comparable to a modern dishwasher, it provides powerful performance without disruptive sound.
Key Features
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Fully integrated, all-in-one pressure booster pump
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Self-priming with suction lift up to 26 ft
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Bluetooth connectivity with Grundfos GO app
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User-friendly operation and monitoring
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Quiet performance at 55 dBA
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Suitable for indoor and outdoor installations
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Supports twin-pump setups for increased demand
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Designed as the successor to the MQ series
Suitable Applications
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Residential water pressure boosting
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Domestic plumbing systems
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Residential groundwater intake
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Rainwater harvesting systems
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Light commercial water supply applications
Technical Specifications
General
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Model: SCALA1 3-45-2
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Part Number: 99631736
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Voltage: 230V
Connections
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Inlet Connection: 1”
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Outlet Connection: 1”
Performance
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Maximum Pressure: 62 PSI
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Suction Lift: Up to 26 ft
Temperature Ratings
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Ambient Temperature (Max): 55°C / 131°F
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Liquid Temperature (Max): 45°C / 113°F
Noise Level
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Approx. 55 dBA
Series
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Grundfos SCALA
Shipping & Dimensions
Shipping Dimensions
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Length: 35 in
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Width: 10 in
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Height: 14 in
Weight
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Product Weight: 32 lbs