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Designated for municipal and industrial wastewater, the 50 DG 53.7 is an addition to the Model DG series. It is suitable for transfer of domestic sewage and grey water containing macerable soft solids. Installation methods include quick discharge connector systems and standard freestanding installations. It is suitable for guide rail auto-coupling and standard freestanding installations.
Features of construction include a casing made from Cast Iron casing, cast iron disc cover, FC200 cast iron impeller, SUS403 stainless steel shaft, and hardened grinder mechanism. Inside, the grinder impeller has a measurement of 50 mm. The unit is designed for sewage containing macerable soft solids. The net weight of this pumping unit is 46 kg. The allowable liquid temperature range goes up to 40°C.
Operating at 2925 RPM, the 3.7 kW motor requires a three-phase 415v power feed with a current of 7.4 Amps. The hydraulic performance curve peaks at 30 metres of head and 300 L/Min of flow. The discharge connection is sized at 50 mm.
Class F motor insulation and an IP68 rating provide environmental protection for submerged operation. The design allows submersion depths up to 8 metres. Shaft sealing is performed by a double mechanical seal with silicon carbide faces. This model incorporates miniature thermal protectors in motor windings.
Features
- Fitted with a 10 metre power cable for submersible installation.
- The operating speed reaches 2925 RPM for shredding action.
- Grinder disc and grinder impeller are made of hardened materials.
- Motor casing is manufactured from FC200 cast iron.
- Equipped with a dual-response motor winding thermal protector.
- The discharge flange connection conforms to JIS standards.
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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