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AL-052CS Aqualogis


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Aqualogis AL-052CS Coparable Fridge Water Filter

Replaces 640565, 5586606, CS-51, Cuno OCS CS-51, Cuno OCS CS-52, Internal water filter, replacement cartridge for all Side-By-Side refrigerators that use Cuno CS-450 Series Quick Change Filter System with internally fitted cartridgesis tested and Certified by NSF International against NSF/ANSI Standards 42

Aqualogis recommends replacement every 6 months

Filter specifications:

Flow Rate - 1.9 lpm

Operating Temperature - min 4.4°C / max 37.8°C

Operating Pressure - min 172 kPa (25 psi) / max 862 kPa (125 psi)

Capacity - 5 678 litresService Life - 6 months

Dimensions - approximately 5.5 cm x 22.5 cm

This filter is compatible with the Side By Side fridges:

Bosch KAN58A10-i KAN58A40-i KAN58A50-i KAN58A70-i KAN58P90-i KAN58P95-i KAN58xxx-i KAN60A40-i

Neff K3940X6-i K3950X6-i K3970X6-i K3990X6-i K3990X7-i K3990xx-i

Siemens KA58NA10-i KA58NA40- KA58NA70-i KA58NP70-i KA58NP90-i KA58NP95-i KA58xxxx-i KA60NA40-i


Important: Some manufacturers use the same fridge model number with internal or external filter systems. Please make sure what type of water filter you need before you order.

How to replacement the CS-52 fridge water filter:

Disconnect the refrigerator water supply and unplug the refrigerator.

Press the knob at the top of the filter case and remove the cover from the compartment.

Turn the filter 1/4 turn to the left (clockwise).

Pull the filter straight out and discard.

Remove the protective cap from the new water filter.

Insert the new filter into the holder.

Turn the filter 1/4 turn to the right (clockwise) to lock it into place.

Replace the filter cover back into the compartment.

Reconnect the refrigerator water supply and plug the refrigerator back in.

Flush the new filter for 2 minutes to purge the system.

*All trademarks remain the property of their respective holder(s) and are used for compatibility information only. 

Weight 350 g
Dimensions 250 × 350 × 100 cm

Goods can be returned for exchange or refund within 14 days of delivery provided the item is returned unused, in its original packaging and with the manufacturer’s tags attached (if applicable). This does not affect your statutory rights.

If you wish to return an item that has been accepted for delivery contact us at

Send it to:

Aqualogis Europe Ltd

River Wharf Business Wharf

Unit 1, Mulberry Way



United Kingdom

Phone: +441322408516


We recommend that you use an insured, registered carrier as we will not be held liable for the cost of return or lost or damaged items. Please note for the return of unwanted goods we will refund the price of the goods but not the delivery charge.

Please make sure that you have checked your item upon delivery – damage in transit will be replaced only when delivery note mentioned about the damage.

To return an item that is damaged on delivery contact us at to discuss the fault and how the matter can be rectified.

We are unable to accept returns for goods that have been treated, used, damaged or modified in any way or are bespoke items.

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