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    • Grundfos UNILIFT AP50B.50.15.3V Stainless Steel Submersible Drainage Pump for Surface Water with Vortex Impeller
    • Grundfos UNILIFT AP50B.50.15.3V Stainless Steel Submersible Drainage Pump for Surface Water with Vortex Impeller
    • Grundfos UNILIFT AP50B.50.15.3V Stainless Steel Submersible Drainage Pump for Surface Water with Vortex Impeller

    Grundfos UNILIFT AP50B.50.15.3V Stainless Steel Submersible Drainage Pump for Surface Water with Vortex Impeller

    SKU: 96468196
    Regular Price $1,483.50 AUD
    Including GST Shipping calculated at checkout.
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    Delivering unparalleled structural strength, the UNILIFT AP50B.50.15.3V Unilift AP 35B and 50B pumps are single stage pumps with a vortex impeller constructed for extreme aquatic extraction. Operating flawlessly within the harshest submerged settings, this high-capacity submersible effluent pump is engineered to execute rigorous continuous duty cycles, ensuring sprawling commercial facilities remain totally safeguarded against intense flooding.

    Highlighting its extreme operational load capabilities, the EN 1.4301 AISI 304 stainless steel casing acts as an impenetrable barrier alongside a durable composite base plate. This resilient internal configuration houses a specialized intermediate oil chamber pre-filled with non-toxic special oil, functioning seamlessly in tandem with the double shaft seal to totally prevent moisture ingress.

    Focusing on raw fluid velocity, the massive 50 mm free passage vortex impeller effortlessly handles substantial suspended solids, mitigating the threat of mechanical jamming. Generating a tremendous approximate 17 m maximum head and roughly 516 L/Min maximum flow, this hydraulic powerhouse stabilizes the most demanding large-scale fluid transfer systems through a 50 mm discharge port.

    Significantly reducing ongoing facility expenditure, the highly stable insulation class F motor housing manages massive thermal outputs. The top-tier 1.5 kW Three Phase 415v electrical architecture maximizes fluid transfer volume, vastly prolonging the operational lifespan and virtually eliminating the need for intervention during non-stop groundwater distribution.

    Features

    • Industrial-grade long-life deep-groove greased-for-life ball bearings limit internal motor friction exponentially
    • Equipped with a 10 m mains cable designed for secure three-phase system wiring
    • Relies on external thermal protection controls to manage heavy-duty load parameters
    • Configured for manual continuous operation without an integrated level switch system
    • Fully certified with an IP68 enclosure class for permanent, deep sub-surface installations
    SPECIFICATIONS
    Specification Name Specification Value
    Pump Type Submersible Drainage Pumps
    Max Flow 516 L/Min
    Max Head 17 m
    Pump Power 1.5 kW / 415v
    Rated Current 3.7 Amps
    Suitable For Heavy Duty Transfer
    Pump Body 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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