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NSF/ANSI STANDARD 50
Equipment for Swimming Pools, Spas, Hot Tubs
and Other Recreational Water Facilities



 
Dayton Electric Mfg. Company 
5959 West Howard Street
Niles, IL 60714-4089 
United States 
847-647-0124

Facility : #9319 USA

Diatomite Type Filters

Model Number Filter Type Design
Filtration Rate
GPM Per ft²
Effective
Filtration
Area (ft²)
End Use

D.E. Filters
4RJ24A D.E.  2 36 Pool
4RJ25A D.E.  2 51 Pool
4RJ26A D.E.  2 83 Pool



Sand Type Filters

Model Number Filter Type Design
Filtration Rate
GPM Per ft²
Effective
Filtration
Area (ft²)
End Use

Sand Filters
4RJ55A High Rate Sand 5-20 2.2 Pool
4RJ56A High Rate Sand 5-20 3.1 Pool
4RJ57A High Rate Sand 5-20 4.9 Pool
4RK75A High Rate Sand  20 2.2 Pool
4RK76A High Rate Sand  20 3.1 Pool
4RK77A High Rate Sand  20 4.9 Pool



Pumps

Cast Iron Self-Priming Centrifugal Pumps[1] [2]
4RJ30A 4RJ31A[3] 5YL39A[4] 5YL40A[4]    

[1] Listed for use with Swimming Pools, Spas, and Hot Tubs.
[2] NSF Certified units must be installed with an NSF Certified Hair and Lint Strainer.
[3] NSF Certified units have a beginning serial number of 1H98P.
[4] 3-phase motor

Plastic Self-Priming Centrifugal Pumps [5]
4RJ93A[6] 4RJ94A[6] 4RJ95A[6]  
5YL41A 5YL42A[4]  

[4] 3-phase motor
[5] Listed for Pool and Spa end use.
[6] NSF Listed units have a beginning serial number of 01J97S.



Valves

2 Position Multiport Valves
4RK82A       



Cartridge and High Permeability Type Filters

Model Number Filter Type Design
Filtration Rate
GPM Per ft²
Effective
Filtration
Area (ft²)
End Use

Cartridge Filters
4RK11A Cartridge  .375 100 Pool or Spa/Hot Tub
4RK12A Cartridge  .375 135 Pool or Spa/Hot Tub
4RK13A Cartridge  .375 50 Pool or Spa/Hot Tub
4RK14A Cartridge  .375 70 Pool or Spa/Hot Tub



Materials and Components

Hair and Lint Strainers[1]
4RJ99A 4RK01A 4RK02A     

[1] NSF Listed units have a beginning serial number of 1L97F.



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Number of matching Products is 26
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