Roll over image to zoom
SKU: 93059923
Grundfos SCALA2 3-45 Variable Speed Constant Pressure Booster Pump
Australia-Wide
(08) 9240 2992
Official Grundfos
Peace of Mind
Product Overview
The Grundfos SCALA2 3-45A is a fully integrated variable speed constant pressure booster pump designed to deliver perfectly stable water pressure throughout the home. Engineered as an all-in-one compact unit, SCALA2 combines pump, motor, controller, pressure tank and non-return valve in a single enclosure for fast and simple installation.
Featuring intelligent frequency-controlled technology, SCALA2 automatically adjusts motor speed to match water demand. Whether one tap or multiple outlets are running, it maintains consistent pressure without fluctuations.
Delivering up to 45 metres of head and flows up to 3 m³/h (50 L/Min), the SCALA2 is ideal for pressure boosting from rainwater tanks, mains supply, roof tanks or shallow wells. With a noise level as low as 44 dB(A), it is one of the quietest domestic booster pumps available.
Built for durability, SCALA2 features IPX4D protection for outdoor installation, dry-run protection, self-priming capability up to 8 metres, and world-class energy efficiency via its permanent magnet motor.
FEATURES
- Variable speed constant pressure technology
- Fully integrated all-in-one booster system
- Maximum head: 45 metres
- Maximum flow: 50 L/Min
- Ultra-quiet operation (44 dB(A))
- Self-priming up to 8 m
- Dry-run protection
- IPX4D outdoor rated
- Energy-efficient permanent magnet motor
- Suitable for up to 8 taps
Perfect for domestic pressure boosting where comfort, silence and efficiency matter.
Warranty & Returns
All products supplied by Foundation Pumps are covered by a minimum 12-month warranty unless otherwise stated. Some brands may offer longer manufacturer warranties. Warranty covers manufacturing defects, faulty materials and workmanship under normal use.
- Products must be installed correctly and in accordance with the manufacturer’s instructions.
- Warranty does not cover incorrect installation, misuse, dry running, normal wear and tear, unauthorised repairs or damage caused by external factors.
- Proof of purchase, photos, videos and installation details may be requested when assessing a warranty claim.
- The customer is responsible for returning the product to Foundation Pumps or the nominated service centre unless otherwise agreed.
- Removal, reinstallation, labour and associated site costs are generally the customer’s responsibility unless required under Australian Consumer Law.
- Change-of-mind returns may be accepted within 30 days provided the product is unused, uninstalled and returned in its original packaging.
- Customers are responsible for return freight costs for change-of-mind returns.
- Restocking fees may apply to special-order, bulky or non-stocked products.
- Used, installed or specially ordered products may not be eligible for change-of-mind returns.
- If a product arrives damaged or faulty, please contact Foundation Pumps as soon as possible so we can assist with the appropriate repair, replacement or refund.
Your rights under Australian Consumer Law are not affected.
How much water flow and dynamic pressure can this pump generate?
Achieving strong system delivery, the Grundfos SCALA2 3-45A develops a maximum flow rate of 50 L/Min and a maximum dynamic head of 45 m across its operating curve.
How much electricity and current does this pump draw under load?
Running on 240v power supplies, the SCALA2 3-45A is driven by a 0.45 kW motor rated at 3.0 Amps.
Which casing and impeller materials provide long service life in this pump?
High-grade Composite components in the SCALA2-3-45A protect internal passages against corrosive fluid contact.
What primary water management tasks is this pump best suited for?
Primary tasks for the SCALA2 3 45A include versatile duty, SCALA2 3 45 focuses on domestic mains pressure boosting, rainwater harvesting extraction, and residential tap supply, delivering efficient water management across residential and rural systems.
What official warranty duration comes with this pump from purchase?
You receive a certified 2 Years manufacturer warranty with the SCALA2/3/45A, giving you long-term protection and support.
Need help choosing the right pump?
Our team of pump experts are here to help you find the perfect solution for your application.
- Free expert advice
- Pump sizing & system recommendations
- Fast response — call or email us










