Large Pumps

Oase 50708 Filter & Watercourse Pump-AquaMax Eco Twin 20000

SKU: 50708

Availability: In Stock | Standard Despatch

Oase 50708 Filter & Watercourse Pump-AquaMax Eco Twin 20000

Particularly powerful filter pump with individually adjustable flow rate of the 2 motors via a remote control. Reduced power consumption and effective adaptation of power to filter activity. Minimal maintenance requirements thanks to large wrap around strainer. Patented damper mechanism guarantees optimal delivery rates. Coarse debris displacement of particles up to 11 mm in size.

  • Outstanding Energy Efficiency
    And Displacement Capacity

  • Simultaneous Supply Of Debris Through Connection,
    Of Filter Accessories On The Patented, Second Inlet

  • Perfect In Swim Ponds And Bathing Ponds
    Thanks To Safe 12-volt Technology

  • Second Inlet Allows For Connection
    Of A Satellite Filter Or Surface Skimmer.

  • In addition to pond floor filtration, simultaneous connection of a satellite filter or skimmer is also possible. Unique, patented frost protection: Consequently, the pump will not be damaged at temperatures as low as -20°C. »Environmental Function Control« (EFC by OASE) protects against dry run and blocking. Suitable for use on swim ponds and bathing ponds (inserted in an exterior pump chamber)

FREE DELIVERY* to all UK mainland locations
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Oase 50708 Filter & Watercourse Pump-AquaMax Eco Twin 20000

  • Flexible Switching Of The Flow Rate
  • On/Off Adjustable Conveniently Via Remote Control
  • Patented Frost Protection To -20°C
  • The Motors Can Be Separately Switched On Or Off, Or Can Be Adjusted Together Via Wireless Remote Control.


Depending on the debris input in the pond, you can decide from which point the water should be delivered into the filter. You can regulate or switch off the pond floor filtration by remote control, and concentrate only on the surface or pond edge. The pump is so effective.


Product details

Controller with LED display

The motors can be separately switched on or off, or can be adjusted together via wireless remote control. Digital display of the respective capacity level.


»Intelligent« flap

The patented »intelligent« flap mechanism in the interior of the AquaMax Eco Twin guarantees optimal output even when only one pump is used.

Flexible regulation of the 2 motors

The different water intake functions can be switched and regulated individually. The following combinations are possible: 1. Pond floor filtration and satellite filter 2. Pond floor filtration and skimmer 3. Pure pond floor filtration

Maintenance and cleaning

Attention! Dangerous electrical voltage.

Possible consequences: Death or severe injury.

Protective measures:

 Electrical units and installations with a rated voltage of U > 12 V AC or U >30 V DC located in the water:

Isolate the units and installations (switch off and disconnect from the power supply) before reaching into

the water.

 Isolate the unit before starting any work.

 Secure the unit to prevent unintentional switching on.

Cleaning the unit


Recommendation on regular cleaning:

 Clean the pump as required but at least twice a year.

 Never use aggressive cleaning agents or chemical solutions. These could attack the housing surface or impair the


 Recommended cleaning agent for removing stubborn limescale deposits:

– Pump cleaning agent PumpClean from OASE.

– Vinegar- and chlorine-free household cleaning agent.

 After cleaning, thoroughly rinse all parts in clean water.

Cleaning the pump

Remove pump from the bottom strainer casing:

 F

 Remove hoses from the unit. Open the clips (6) and remove the strainer top casing.

 Undo both union nuts (8) and remove the Y distributor (9).

 Release the clamps (4) and take pumps out of the bottom strainer casing.

Note for the assembly: For secure pump fastening, ensure that the clamps (4) engage.

Open the pump housing:

 G

 Remove screws and the pump housing.

 Clean the pump housing, impeller and flat seal under clean water using a brush.

 Check parts for damage and replace, if necessary.

 Reassemble in the reverse order. 


Additional Information

Specification Technical datas

Dimensions (L x W x H) mm 380 x 360 x 205
Rated voltage 220 - 240 V / 50/60 Hz
Power consumption W 20 - 198
Power cable length m 10
Net weight kg 11
Max. flow rate l/Min 335
Max. flow rate l/h 20000
Max. head height m 4,5
Connection pressure-side mm 50
Connection pressure-side 2"
Connection sunctions-side mm 50
Connection sunctions-side 2"
Connection for hoses mm 25 / 32 / 38 / 50
Connection for hoses 1", 1 1/4", 1 1/2", 2"
Filter intake surface cm2 1300
Coarse debris displacement max. mm 11
Electronically adjustable Yes
Setup type Underwater installation only
Item no. 50708
EAN 4010052507088


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Shipping Information

Standard Package Delivery – United Kingdom
Royal Mail 2nd Class 2-3 days (orders up to £29.99) FREE
Royal Mail Tracked 2-3 days (orders £30.00 - £69.99) FREE
Parcelforce Express 24 Next Day (orders £70.00 and over) FREE
Express Package Delivery – United Kingdom
Parcelforce Express 24 Next Day (orders under £70.00) £6.00

Extended Areas – United Kingdom
Royal Mail 2nd Class 2-3 days (orders up to £29.99) FREE
Royal Mail Tracked 2-3 days (orders £30.00 - £69.99) FREE
Parcelforce Express 24 Next Day (orders £70.00 and over) £15.00

See our full delivery information page for extended area postcodes

Economy Package Delivery – International
Channel Islands (2-3 days) £12.00
Germany, Belgium, Netherlands, Luxembourg (2-3 days) £15.00
Ireland (Rep of), France, Monaco (2-3 days) £20.00
Denmark, Italy (2-3 days) £25.00
Austria, Czech Republic, Finland, Hungary, Norway, Poland, San Marino, Slovenia, Slovakia & Switzerland (2-3 days) £30.00
Spain, Portugal (2-3 days) £35.00
Estonia, Latvia, Lithuania, Sweden, Bulgaria, Croatia, Romania & Turkey (2-3 days) £40.00
Greece (2-3 days) £45.00

Pallet Delivery (Large aquariums)
United Kingdom 3-5 days FREE
United Kingdom Extended Areas 3-5 days £50.00
International – not currently available

See our full delivery information page for more details