Grundfos SCALA2 3-45 (93013251) Water Pressure Booster Pump 

The Grundfos SCALA2 3-45 (93013251) integrates pump, motor, sensor, controller, and tank into one sealed unit. With its variable-speed drive, it provides constant water pressure dynamically — adjusting output in real time to changes in demand. Compact, quiet, and fully sealed, it’s ideal for modern pressure-boosting needs. 

Key Features & Benefits

• All-in-one integrated design
• Variable-speed control to maintain steady pressure
• Quiet operation — typically < 57 dB
• Built-in diagnostics and dry-run protection
• Fully sealed electronics (IP6X) — no exposed components
• Quick and clean installation with minimal external parts
• Cord Length 6.56 ft

Applications

• Residential boost systems
• Overcoming weak city water pressure
• Small irrigation / sprinkler zones
• Tank-to-home systems

Specifications

Model / Variant	SCALA2 3-45 (93013251)
Flow Range	3 – 45 GPM
Max Head	230 ft (70 m)
Motor Type	Brushless DC, variable-speed
Enclosure	Fully sealed IP6X
Sound Level	< 57 dB
Protection & Control	Dry-run, overload, diagnostic functions

 

Common Questions

Q: What’s the difference vs variant 93013250?
A: The spec curves, housings, or certification tolerances may differ. Always compare performance curves and documentation for your site’s conditions.

Q: Will it maintain pressure if multiple fixtures run?
A: Yes — the variable-speed drive dynamically adjusts to maintain the setpoint under varying loads.

Q: What protections are built in?
A: Dry-run detection, overload protection, lock-up protection, motor diagnostics, and completely sealed electronics.

Q: Is it quiet enough for indoor installations?
A: Yes — standard noise is under 57 dB, making it suitable for many interior or near-living-space installs.

 

The SCALA2 3-45 is a compact powerhouse — combining smart controls, quiet performance, and pressure stability in one sleek, install-friendly unit.

This item replaces: 98562818, 96860172, 96860195