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    • Grundfos SQF 9-3 N stainless steel solar submersible pump for water storage systems with closed impeller.
    • Grundfos SQF 9-3 N stainless steel solar submersible pump for water storage systems with closed impeller, designed for efficient water transfer.

    Grundfos SQF 9-3 N Stainless Steel Solar Submersible Pump for Water Storage Systems with Closed Impeller

    Vendor: Grundfos Type: Solar Pumps
    SKU: 99612866
    Regular Price $4,535.00 AUD
    Including GST Shipping calculated at checkout.
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    Reservoir filling in remote and off-grid environments requires dependable solar-powered pumping capable of handling large water volumes efficiently. This submersible pump is suitable for borehole installations operating on DC energy, supporting applications where continuous high-capacity water transfer is essential.

    Performance reaches a maximum head of 25 m while delivering flow up to approximately 261 L/Min at lower head conditions, derived from the performance curve peak. This enables efficient bulk water movement while maintaining stable discharge across varying operational requirements.

    A multi-stage centrifugal hydraulic design with closed stainless steel impellers supports efficient operation across a broad working range while maintaining stable pressure characteristics. This configuration minimizes hydraulic losses and ensures smooth, consistent water delivery.

    The construction incorporates AISI 316 stainless steel for pump, impellers, and motor components, providing corrosion resistance in submerged environments. A 4-inch design requires a minimum borehole diameter of 104 mm, while integrated protections including dry-running, overload, and voltage safeguards ensure reliable operation.

    FEATURES

    • Closed stainless steel impeller configuration optimized for high-capacity transfer
    • DC-powered operation compatible with solar energy systems
    • Integrated MPPT optimizing energy utilization from solar input
    • Built-in dry-running protection preventing operational damage
    • Overload and voltage protection ensuring safe motor performance
    • 4-inch construction suitable for larger borehole installations
    • AISI 316 stainless steel hydraulic components for corrosion resistance
    • Integrated non-return valve preventing reverse flow
    SPECIFICATIONS
    Specification Name Specification Value
    Pump Type DC Solar Submersible Pump
    Max Flow 261 L/Min
    Max Head 25 m
    Pump Power 1400 W DC
    Rated Current 8.4 Amps
    Suitable For Reservoir filling
    Pump Body AISI 316 Stainless Steel
    Liquid Temperature Maximum 40°C
    Inlet Size
    Outlet Size 50 mm
    Warranty 2 Years
    Documents
    Specification Sheet Download

    FAQs

    Find quick answers to common questions

    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.

    Can’t find your answer?

    Feel free to reach out to us!

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