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Polyester 801 Filters

Highly Efficient Filter Cartridges made of pleated Polyester-Plus™ filter media, FDA approved materials; NSF 61 certified. Cleanable and reusable in most applications. Premium Series Filter cartridges are available in two different size configurations: Harmsco Type will fit into Harmsco Multi-Filter Housings, while “Standard Type” will fit into single-cartridge and other housings which accept “industry standard” filter lengths. Please choose the appropriate size from the table below.

Harmsco 801 Series Polyester Filter Cartridge Product Details

Single Length (10”) Filter Cartridges

Recommended Flow Rate: 6 GPM

Model Numbers (Choose Type)

Nominal Micron

End Cap Color

Harmsco  (9¾”L)

Standard
(10”L)

801-0.35

801-0.35/10

0.35 µ

Brown

801-1*

801-1/10

1 µ

Tan

801-5*

801-5/10

5 µ

White

801-10

n/a

10 µ

Red

801-20*

801-20/10

20 µ

Blue

801-50*

801-50/10

50 µ

Yellow

801-100

n/a

100 µ

Green

*Items marked are available with “High Temperature” option (up to 200°F/93°C). To order, add “HT” to the part # – e.g.: 801-1HT

Double Length (20”) Filter Cartridges

Recommended Flow Rate:  12 GPM

Model Numbers  (Choose Type)

Nominal Micron

End Cap Color

Harmsco
(19½”L)

Standard
(20”L)

921-0.35

801-0.35/20

0.35 µ

Brown

921-1

801-1/20

1 µ

Tan

921-5

801-5/20

5 µ

White

921-10

801-10/20

10 µ

Red

921-20

801-20/20

20 µ

Blue

921-50

801-50/20

50 µ

Yellow

Triple Length (30”) Filter Cartridges

Recommended Flow Rate:  18 GPM

Model Numbers  (Choose Type)

Nominal Micron

End Cap Color

Harmsco
(29¼”L)

Standard
(30”L)
931-0.35 801-0.35/30

0.35 µ

Brown
931-1 801-1/30

1 µ

Tan
931-5 801-5/30

5 µ

White
931-10 801-10/30

10 µ

Red
931-20 801-20/30

20 µ

Blue
931-50 801-50/30

50 µ

Yellow

40” Length Filter Cartridges (Standard Style)

Recommended Flow Rate: 24 GPM

Model Numbers

Nominal Micron

End Cap Color

801-0.35/40

0.35 µ

Brown

801-1/40

1 µ

Tan

801-5/40

5 µ

White

801-10/40

10 µ

Red

801-20/40

20 µ

Blue

801-50/40

50 µ

Yellow

 

Harmsco Filters Colored End Caps

 

Harmsco 801 Series Filter Cartridges Pressure Drop