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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.
FAQs
General Product FAQs
1. How do I choose the right pump for my setup?
Selecting the correct pump depends on your required flow (L/min), total head (vertical lift + friction loss), and power source. If you're unsure, contact our team and we’ll size the right system for you.
2. Do you offer support with system design or setup?
Yes — we provide expert advice to help you choose, install, and optimise your pump system. Whether it's a simple setup or a custom solution, we’re here to help.
3. Do you offer complete pump solutions or just products?
We don’t just sell pumps — we provide complete solutions. From accessories and control systems to full packaged setups, we can supply everything required to get your system running efficiently.
Shipping & Availability
1. Do you offer Australia-wide shipping?
Yes — we ship across Australia. Bulk or oversized orders may incur additional freight charges otherwise we offer free shipping over $100*
2. How long does delivery take?
Orders are typically shipped within 1–2 business days, with delivery taking approximately 2–7 days depending on your location.
3. What courier or freight companies do you use?
We work with a range of trusted carriers including Australia Post, StarTrack, TNT, and other national freight providers depending on the size and location of your order. This allows us to ensure fast, reliable delivery across Australia, including regional and remote areas.
Warranty & Support
1. Do your pumps come with a warranty?
Yes — all products are backed by manufacturer warranties. Warranty periods vary depending on the brand and product type.
2. What support do you offer after purchase?
We provide ongoing support including:
- Installation advice
- Troubleshooting
- Spare parts supply
- System upgrades
3. What is the warranty process if something goes wrong?
If you experience an issue, simply contact our team with your order details and a description of the problem. We’ll guide you through troubleshooting and, if required, arrange repair, replacement, or manufacturer assessment in line with warranty terms.
Why choose Foundation Pumps?
1. Why choose Foundation Pumps over other suppliers?
We focus on supplying proven, high-quality pump solutions backed by real industry knowledge. Unlike general resellers, we understand how these systems perform in the field and provide honest, practical advice to ensure you get the right solution the first time.
2. Do you offer expert advice before and after purchase?
Yes — we support you at every stage, from selecting the right pump through to installation and ongoing use. Our team is available to assist with sizing, troubleshooting, and system optimisation whenever you need it.
3. Do you stock trusted brands and quality products?
We carefully select and supply pumps from reputable manufacturers known for reliability and performance. Our range includes both industry-leading brands and high-value alternatives that meet Australian standards and conditions.
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