GRUNDFOS - SCALA2 3-45 115V 60HZ NEMA 5-15 plug - 93013251

The Grundfos SCALA2 3-45 Booster Pump (93013251) is an all-in-one integrated constant pressure water boosting system designed for residential homes, cottages, and light commercial applications. Powered by a 115V permanent magnet variable-speed motor, the SCALA2 automatically adjusts pump speed to maintain constant water pressure regardless of changing water demand. Featuring a self-priming multistage pump, integrated pressure tank, controller, pressure sensor, non-return valve, and dry-run protection, this compact booster provides quiet, energy-efficient operation. The SCALA2 is ideal for municipal water boosting, rainwater harvesting, and shallow well systems where dependable constant water pressure and low maintenance are essential.

Cross References
Grundfos — 93013251
Grundfos — SCALA2 3-45 115V
Grundfos — SCALA2 3-45 NEMA 5-15 Plug

Usage

The SCALA2 3-45 is used to increase and maintain constant water pressure in residential water supply systems. It is commonly installed on municipal water supplies, cisterns, rainwater harvesting systems, and shallow wells. The integrated variable-speed controller continuously adjusts motor speed to maintain the selected pressure, even when multiple fixtures are operating simultaneously. Its self-priming capability allows installation above or below the water source, while the built-in pressure tank, check valves, and dry-run protection eliminate the need for many external components. The pump is suitable for indoor or outdoor installations thanks to its weather-resistant enclosure.