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Cartridge Selection Guide
The CFS01/CFS11 Series and the CFS02/CFS12 Series are designed to use only 3M Water Filtration Products
replacement cartridges. Use of replacement cartridges other than those specified below may seriously compromise
water quality and/or cartridge life.
Replacement Cartridges for CFS01 and CFS11 Series Housings
Sediment
Model No. Part No. Micron Description Capacity
CFS8504-A 55847-03 10 Uniform density sediment reduction N/A
CFS124 56212-05 25 Graded density N/A
CFS110 56121-11 5 Sediment reduction N/A
Chlorine Taste and Odor
Model No. Part No. Micron Description Capacity
CFS117 55593-04 5 Granular activated carbon
10,000 gal. @ 2 gpm
(37,854 lit. @ 7.6 lpm)
CFS117-S 55594-12 5
Granular activated carbon
built-in scale inhibition
10,000 gal. @ 2 gpm
(37,854 lit. @ 7.6 lpm)
CFS186-A FSCTOB10N 5 Ultra carbon block
10,000 gal. @ 1.67 gpm
(37,854 lit. @ 6.3 lpm)
Sediment/Scale
Model No. Part No. Micron Description Capacity
CFS420IMF 55609-04 5
Graded density design
built-in scale inhibition
N/A
Replacement Cartridges for CFS02 and CFS12 Series Housings
Sediment
Model No. Part No. Micron Description Capacity
(2)
CFS8504-B
55847-05 10 Uniform density sediment reduction N/A
(2)
CFS124
56212-05 25 Graded density N/A
(2)
CFS110
56121-11 5 Sediment reduction N/A
Fine Silt Reduction
Model No. Part No. Micron Description Capacity
CFSFSR-5 55603-20 5 Absolute Fine silt reduction cartridge N/A
CFSFSR-10 55603-21 10 Absolute Fine silt reduction cartridge N/A
Chlorine Taste and Odor
Model No. Part No. Micron Description Capacity
(2)
CFS117
55593-04 5 Granular activated carbon
20,000 gal. @ 4 gpm
(75,708 lit. @ 15.1 lpm)
(2)
CFS117-S
55594-12 5
Granular activated carbon
built-in scale inhibition
20,000 gal. @ 4 gpm
(75,708 lit. @ 15.1 lpm)
(2)
CFS186-A
FSCTOB10N 5 Ultra carbon block
20,000 gal. @ 3.34 gpm
(75,708 lit. @ 12.6 lpm)
See PDS sheets for stated NSF claims.