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The Charles Austen D Series 20000 pump is a professional water pump for the pond with a need for a very high water flow for large ponds and aquaculture, also ideal for moving large volumes of water in large koi ponds and water features.

Energy efficient, the Charles Austen D Series 20000 Pump moves large volumes of water with minimum power consumption. It also features a DCS ceramic drive and gear wheels for minimum wear, the vortex blades that transport coarse dirt particles up to 8mm.

The Charles Austen D Series 20000 pump has a 110 mm outlet for optimum water flow.

Charles Austen D Series 20000 Pump Features:

  • Pumps large quantities of pond water with low electricity consumption
  • Vortex impeller blade can handle solids upto 8mm
  • Pump outlet is 110 mm Dia
  • 2 Year Manufacturer Backed Guarantee


Charles Austen D Series Pump Performance & Specification Chart
Charles Austen D Series Range    20000 40000 50000 60000
Max Flow (lph) 20000 38000 45000 56000
Max Head (m) 2.5 4.5 5.5 5.5
Watts (w) 158 299 398 560
Outlet Size mm Dia 110 110 110 110
Solids Handling mm 8 8 8 8
Cable M 10 10 10 10


We aim to dispatch orders received before midday Monday to Friday on the same day where possible. In most cases our items are available for 1 to 2 day delivery at a competitive price and are trackable via DPD or APC.

Delivery costs for standard items in the UK - £5.95

(Surcharges do apply to remote postcodes)

Heavy items - £9.95

Pipe - £14.95

Palletised items - Some large oversize products, typically items weighing more than 30kg, may require delivery via pallet. Standard Pallet charge is approx. £50.00. To ensure there are no delays with delivery, please include a contact number when placing the order.

Overseas – DHL and UPS, cost based on weight / volume at checkout.