$876.00
The Grundfos SCALA1 3‑45 is a compact, all‑in‑one self‑priming booster pump designed to deliver dependable water pressure for a wide range of domestic and light‑commercial applications. With integrated smart controls, quiet operation, and easy installation, the SCALA1 3‑45 provides reliable water boosting from taps to irrigation systems.
Strong, Reliable Boosting Performance
The SCALA1 3‑45 delivers a powerful combination of head and flow suited for medium‑demand installations:
This performance makes it ideal for everyday household pressure boosting and small‑scale commercial uses.
Product Number: 99631742
All‑In‑One Integrated Design
Every SCALA1 pump comes pre‑assembled with:
This eliminates the need for external components and significantly simplifies installation.
Smart, Bluetooth‑Enabled Control
With built‑in Bluetooth®, the SCALA1 3‑45 connects directly to the Grundfos GO app for:
This allows quick customization for a wide range of water‑supply systems.
Fast, Simple Installation
The SCALA1 3‑45 features an effortless 3‑step installation process:
It’s one of the easiest boosters on the market to commission.
Low‑Noise Operation
Operating at under 55 dB(A)—similar to a quiet dishwasher—the SCALA1 3‑45 is suitable for indoor or outdoor placement near living areas.
Built for Long‑Term Durability
Designed for stability, efficiency, and long‑term reliability.
Versatile Application Range
The SCALA1 3‑45 is ideal for:
Perfect for:
Twin‑Pump Compatible
For higher flow or built‑in redundancy, the SCALA1 3‑45 can be paired with another SCALA1 pump using the Twin Accessories Kit, enabling duty/assist or duty/standby operation.
3 Great reasons to buy the
Grundfos SCALA1 3-45 Booster Pump
from us:



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