Grundfos Scala2 3-45 Variable Speed Home Booster mk2

The Grundfos SCALA2 3-45 is a compact, all‑in‑one variable‑speed home booster pump engineered to deliver constant water pressure throughout a property. Its integrated variable‑speed control adjusts pump output to match demand, giving steady pressure at taps and showers while operating quietly in typical use.

• Variable‑speed control for consistent pressure across multiple outlets.
• Quiet operation, specified at approximately 47 dB(A) in typical use.
• Self‑priming capability to 8 m suction lift, allowing flexible siting relative to the water source.
• Maximum flow up to 3 m3/h and maximum head up to 45 m to support household supply needs.
• Compact, maintenance‑free all‑in‑one design with built‑in dry‑run, overload and anti‑cycling protection.
• Electrical data: 240 V, 1‑phase, 50 Hz; motor power listed as 579 W and full load current 2.8 A.

The unit is suitable for indoor and outdoor installation and has a listed maximum fluid temperature of 45°C. Note that it is not suitable for direct connection to the water mains and requires a minimum 1" suction pipe. A 2‑year manufacturers warranty and the pump’s weight and dimensions are provided in the product specifications.