NSF Product and Service Listings

These NSF Official Listings are current as of Wednesday, June 3, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

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NSF/ANSI 42
Drinking Water Treatment Units - Aesthetic Effects

 
Omnipure Filter Co. 
1904 Industrial Way
Caldwell, ID 83605 
United States 
208-454-2597
Visit this company's website

Facility : Caldwell, ID

  Replacement Service Cycle Flow Rate  
Brand Name / Trade Name / Model Element (gallons) (gpm)   Claim

Plumbed-In
ELF 0.5M EXT[G] N/A 17,500 .5   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
ELF 0.5M-P EXT[Pb] N/A 17,500(1) 1.67   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
ELF 10M N/A 10,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 10M EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 10M-P N/A 10,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 10M-P EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M N/A 15,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M Lead N/A 3250 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M Lead EXT N/A 3000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M-P N/A 15,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M-P EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M-P Lead N/A 3000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 1M-P Lead EXT[Pb] N/A 3250(1) 1.67   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
ELF 1MPF N/A 500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 5M N/A 10,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 5M EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 5M-P N/A 10,000 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF 5M-P EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction
ELF EXT 0.5M-P Sediment[Pb] N/A (1) 1.67   Nominal Particulate Reduction, Class I
ELF XL 10M N/A 15,000 2   Chlorine Reduction
Taste and Odor Reduction
ELF XL 10M-P N/A 15,000 2   Chlorine Reduction
Taste and Odor Reduction
ELF XL 1M N/A 20,000 2   Chlorine Reduction
Taste and Odor Reduction
ELF XL 1M-P N/A 20,000 2   Chlorine Reduction
Taste and Odor Reduction
ELF XL 5M-P N/A 15,000 2   Chlorine Reduction
Taste and Odor Reduction
ELF XL EXT 0.5M[Pb] N/A 28500(1) 2.5   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
ELF XL EXT 0.5M-P[Pb] N/A 28500(1) 2.5   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
ELF5615 N/A 1500 .5   Chlorine Reduction
Taste and Odor Reduction
ELF5615 EXT N/A 17,500 1.67   Chlorine Reduction
Taste and Odor Reduction

   
(1) Claims of capacity or rated service cycle are not applicable for mechanical filtration.
[1] From date code 3 9.
[2] Filter is Certified with the following fitting configurations: A = 1/8",
    B = 1/4", and C = 3/8".
    Female NPT threads, J = 14" Quick connect fitting.
[3] From 1/19/2007.
[4] May include a 2-letter suffix with any combination of the following: A, B, C, J, and S.
[5] Certified with valved and non-valved heads.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the lead content requirements
    for "lead free" plumbing as defined by California, Vermont, Maryland, and Louisiana
    state laws and the U.S. Safe Drinking Water Act.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.


NOTE: These components do not bear the NSF Mark.  Evidence of Certification will appear on the
      manufacturer's literature and packaging.
NSF/ANSI 53
Drinking Water Treatment Units - Health Effects


 
Omnipure Filter Co. 
1904 Industrial Way
Caldwell, ID 83605 
United States 
208-454-2597
Visit this company's website

Facility : Caldwell, ID

  Replacement Service Cycle Flow Rate  
Brand Name / Trade Name / Model Element (gallons) (gpm)   Claim

Plumbed-In
ELF 0.5M EXT[G] N/A (1) .5   Cyst Reduction
ELF 0.5M-P EXT[Pb] N/A (1) 1.67   Cyst Reduction
ELF 1M N/A (1) 1.67   Cyst Reduction
ELF 1M Lead N/A 3000 1.67   Cyst Reduction
Lead Reduction
ELF 1M Lead EXT N/A 3250(1) 1.67   Cyst Reduction
Lead Reduction
ELF 1M-P N/A (1) 1.67   Cyst Reduction
ELF 1M-P EXT N/A (1) 1.67   Cyst Reduction
ELF 1M-P Lead N/A 3000 1.67   Cyst Reduction
Lead Reduction
ELF 1M-P Lead EXT[Pb] N/A (1) 1.67   Cyst Reduction
ELF 1MPF N/A 500 1.67   Cyst Reduction
PFOA Reduction
PFOS Reduction
ELF EXT 0.5M-P Sediment[Pb] N/A (1) 1.67   Cyst Reduction
ELF XL 1M N/A (1) 2   Cyst Reduction
ELF XL 1M-P N/A (1) 2   Cyst Reduction
ELF XL EXT 0.5M[Pb] N/A (1) 2.5   Cyst Reduction
ELF XL EXT 0.5M-P[Pb] N/A (1) 2.5   Cyst Reduction
ELF5615 N/A 1500(1) .5   Cyst Reduction
Lead Reduction

   
(1) Claims of capacity or rated service cycle are not applicable for mechanical filtration.
[2] May include a 2-letter suffix with any combination of the following: A, B, C, J, and S.
[3] Models are Certified for use with the AA, BB, CC, and JJ heads.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the lead content requirements
    for "lead free" plumbing as defined by California, Vermont, Maryland, and Louisiana
    state laws and the U.S. Safe Drinking Water Act.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.

NSF/ANSI 401
Drinking Water Treatment Units - Emerging Compounds/Incidental Contaminants


 
Omnipure Filter Co. 
1904 Industrial Way
Caldwell, ID 83605 
United States 
208-454-2597
Visit this company's website

Facility : Caldwell, ID

  Replacement Service Cycle Flow Rate  
Brand Name / Trade Name / Model Element (gallons) (gpm)   Claim

Plumbed-In [Pb]
ELF 0.5M EXT[G] N/A (1) 0.5   Microplastics Reduction
ELF 0.5M-P EXT N/A (1) 1.67   Microplastics Reduction
ELF 1M N/A (1) 1.67   Microplastics Reduction
ELF 1M LEAD N/A (1) 1.67   Microplastics Reduction
ELF 1M-P N/A (1) 1.67   Microplastics Reduction
ELF 1M-P Lead EXT N/A (1) 1.67   Microplastics Reduction
ELF EXT 0.5M-P Sediment N/A (1) 1.67   Microplastics Reduction
ELF XL EXT 0.5M[Pb] N/A (1) 2.5   Microplastics Reduction
ELF XL EXT 0.5M-P[Pb] N/A (1) 2.5   Microplastics Reduction
ELF5615 N/A (1) 1.67   Microplastics Reduction

   
(1) Claims of capacity or rated service cycle are not applicable for mechanical filtration.
[2] May include a 2-letter suffix with any combination of the following: A, B, C, J, and S.
[3] Certified with valved and non-valved heads.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the lead content requirements
    for "lead free" plumbing as defined by California, Vermont, Maryland, and Louisiana
    state laws and the U.S. Safe Drinking Water Act.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.

Number of matching Manufacturers is 3
Number of matching Products is 55
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