Bosch Evolution Refrigerator Water filter for the 500 Series and the 800 Series, also referred to as B20CS50SN and B20CS80SN. Remove foreign elements such as chlorine from your water and enjoy better tasting drinking water. This Replacement water filter cartridge by Water Sentinel is made to fit Bosch fridge models that use the EVOLFLTR10 filtration system, and fridges that have internal fitting cartridges. It is highly recommended you change out your water filter every 300 gallons or every 6 months.

Features:

• Removes chlorine and other harmful elements from your drinking water
• Fits Bosch Fridges that use EVOLFLTR10 filtration systems
• Fits refrigerators that have internally fitting cartridges
• Change your water filter every 6 months or 300 gallons
• Made In the United States
• High Quality Aftermarket Replacement Part Manufactured to Original Specifications - 30 day money back Guarantee.

Fits Bosch:

• Evolution 500 Series (B20CS50SN)
• Evolution 800 Series (B20CS80SN)

Replacement Part Number: WSB-1, WSB1, 640565, 1257074, 55866-05, 55866-06, AP3961137, CS-52, CS52, B20CS5, B20CS8, CS-450, CS-451, CS-51, CS-52