Omnipure CSM5640 Carbon Filter GAC - Water Factory 3M Compatible
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The Omnipure CSM5640 is a replacement GAC (Granular Activated Carbon) filter that can be used as both a post or pre-filter. Designed to be compatible with 3M manufactured SQC filters for Water Factory/CUNO (now 3M) and for older Ionics Reverse Osmosis systems, the CSM5640 GAC filter improves taste and odor and reduces chlorine in your water. The CSM5640 is a replacement for the 47-55704G2. The filter is mostly commonly used as a post filter.
Overall rating: 5.0 / 5 from 7 reviews.
Review topics: ["order","staff","filters"].
"I contacted ESP prior to purchasing with several questions. All my questions were answered, and were not rushed. When I did purchase, my order was shipped quickly. Will definitely purchase from ESP again when I'm replacing filters again."
"This will be our fourth year in a row that we ordered our filters from ESP Water. ESP has our address and our filters on file which makes it fast and easy. The staff is knowledgeable and helpful. We receive our filters very quickly. So much easier and less expensive ordering ourselves rather than going through a local company and avoiding unnecessary installation cost. Thanks again, Ron C."
"Appreciate that you took the time to explain on the phone which filter and membrane went in the proper position. Thank you"
"I was very happy to find these filters with ESPwater products! I called the company and was helped with a very knowledgeable assistant"
"Great ‼️"
"I’ve been using it for 20 years and love it. First time I have replaced it myself usually hire it done but cost is been very high. This has been much more economical"
"The only difference was the membrane drain had a different angle."
Q:
What does the Omnipure CSM5640 do?
A:
It is a quick-change GAC filter used as a prefilter or, more commonly, a post-filter to reduce chlorine taste and odor.
Q:
Which systems fit the CSM5640?
A:
The catalog lists: CSM5640, 3MRO301, 3MRO401, 3MRO501, SQC 3, SQC 4. Confirm the exact model or part number on your equipment before ordering Omnipure CSM5640.
Q:
What original filter does it replace?
A:
The product page identifies it as a compatible replacement for 47-55704G2. Confirm the existing part number and system model.
Q:
Is it a genuine 3M cartridge?
A:
No. It is an Omnipure compatible replacement for the specified Water Factory/3M-style SQC systems.
Q:
How often should it be replaced?
A:
Use the equipment schedule, commonly 6 to 12 months, and replace sooner if flow declines or chlorine taste and odor return.
Q:
What should I do after installation?
A:
Lock the cartridge fully into the head, restore water slowly, inspect for leaks, and flush until loose carbon fines are cleared.
