

AQUA BLUE H2O BOSCH CS-52 INTERNAL FRIDGE COMPATIBLE REPLACEMENT WATER FILTER
This water filter replaces Bosch Fridge Filter 640565, CS-52
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Installation Instructions:
Disconnect the refrigerator water supply and unplug the refrigerator
Push the button at the top of the filter case and remove the case from the compartment
Twist the old filter a quarter-turn counterclockwise
Pull the filter straight out and discard
Remove the protective cap from the new filter
Push the new filter into the fridge until it stops
Twist the new filter a quarter-turn clockwise
Replace the filter case back into the compartment
Reconnect the refrigerator water supply and plug the refrigerator back in
When to change a filter: There is a replacement indicator light for the water filter cartridge on the dispenser. The filter cartridge should be replaced when the filter light comes on, or every 6 months, or if you notice a decrease in flow of water.
Important: It is essential that operation, maintenance and filter replacement be carried out in accordance with manufacture's recommended procedures and guidelines for this product to perform as advertised. Failure to do so may void warranty
View Installation Guide : Please CLICK here
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The CS-52-WF Refrigerator Water Filter fits Bosch refrigerators that use the Sanitary Quick Change filter system.
Aqua Blue H2O Bosch Fridge Compatible Replacement Filters
The CS-52-WF is compatible with the following:
CS-52, 1257074, 2168701, 55866-05, 55866-065586605, 5586606, 56932, 640565, 70020002518, AP3961137, B20CS5, B20CS8, CS-450, CS-451CS-452, CS-51, CS450, CS451, CS452CS51, CS52, EVOLFLTR10, W1085590, WHCF-R-PLUSWHCFRPLUS, WHKF-R-PLUS, WHKFRPLUS, FilterLogic FFL-111B, FFL111B
Bosch filter number
KAN58A40AU
EVODD Bosch Refrigerator Water Filter (640565)
Important: Some manufacturers use the same fridge model number for fridges supplied with both internal and external filter systems, please make sure that your fridge uses an Internal water filter before ordering this item.
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Flow Rate: 0.5 gallons per minute
Operating Temperature: 40 - 100 degrees Fahrenheit
Operating Pressure: min 25 psi / max 125 psi
Micron Rating: 5 microns
Capacity: 1,500 gallons
Service Life: 6 months
Dimensions: 22.5cm (length) x 5.5cm (diameter)
This is a Replacement Bosch CS-52 / CS52-WF ice maker water filter with twist fitting will fit select models of Samsung refrigerator. Please check Models This Part Fits to make sure this filter will easily slot into your fridge water dispenser.
Designed to improve the taste and quality of the drinking water and ice cubes
Filter cartridge should be replaced at least every 6 months
Water Filter Reduces the Following Health Related Contaminants:
97.60% of Chlorine Taste and Odour
98.40% of Particulates (Class I)
96.60% of Mercury at pH 6.5
88.90% of Mercury at pH 8.5
99.30% of Lead at pH 6.5
99.40% of Lead at pH 8.5
99.99% of Cysts
98.70% of Carbofuran
99.80% of p-Dichlorobenzene
99.00% of Asbestos
96.40% of Benzene
98.60% of Turbidity
BEST PRICE GUARANTEE
We aim to provide you with the best price available in Australia! If for any reason you find a better genuine online price, let us know where and we will match it.
Just email: info@waterfilterforfridge.com.au (please allow for freight component)
IF YOU ARE NOT 100% SATISFIED WITH YOUR PURCHASE WE OFFER A FULL REFUND OR REPLACEMENT.
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We are the cheapest fridge part dealer in Australia







Compatible Models
Please refer to the product description above for compatible filter numbers, refrigerator models, and system model information.
If you cannot find your model number or are unsure whether this product is suitable for your system, please contact us before purchasing.
Contact Us for Compatibility SupportInstallation Guide
Please use the general guide below to help identify your filter type and follow the correct replacement process. Filter location and replacement steps may vary depending on your refrigerator or water filtration system model. Always refer to your appliance manual for the exact filter location and specific instructions.
Need Help Finding the Correct Filter?
Before ordering, compare your old filter, check the model number or filter code, and confirm the connector type. If you are unsure, please contact Water Filter Distributors for assistance.
Whole House System Installation Manual
For whole house filtration systems, please refer to the detailed installation manual below. Professional installation by a licensed plumber is recommended.
View Whole House Installation ManualTwin Cartridge Under Sink Installation Guide
For twin cartridge under sink systems, please refer to the installation guide below. This guide is suitable for systems supplied with a dedicated faucet, diverter valve, tubing and installation kit.
Important Notes
- Filter location and replacement steps may vary depending on your appliance or system model.
- Flush approximately 5–10 litres or 3–5 minutes of water after installation.
- Use with cold potable water only.
- Check for leaks after installation and reinstall if necessary.
- Always follow your appliance manufacturer's instructions.
Certification & Quality Assurance
Water Filter Distributors is operated by Mexi Trading Pty Ltd, an Australian owned and operated company. Our products are supplied with a strong focus on quality, safety and trusted filtration performance.
Important Certification Notice
- Certification details may vary depending on the specific product model.
- Please refer to the product description, packaging or official documentation for model-specific certification information.
- If you require confirmation for a specific product, please contact Water Filter Distributors before purchasing.