Port Size
- 5/32" (4 mm) (56)
- 1/2" (13 mm) (56)
- 3/4" (20 mm) (76)
- 1" (25 mm) (82)
- 1 1/4" (32 mm) (81)
- 1 1/2" (40 mm) (68)
- 2" (50 mm) (52)
- 2 1/2" (65 mm) (36)
- 3" (77 mm) (15)
- 4" (100 mm) (16)
- 5" (125 mm) (1)
- 6" (150 mm) (2)
Flange Connection Style
Flange Connection Size
- 1/4" (7 mm) (24)
- 1/2" (13 mm) (24)
- 5/8" (16 mm) (8)
- 3/4" (20 mm) (80)
- 7/8" (22 mm) (12)
- 1" (25 mm) (56)
- 1 1/8" (28 mm) (12)
- 1 1/4" (32 mm) (57)
- 1 3/8" (35 mm) (12)
- 1 1/2" (40 mm) (72)
- 1 5/8" ( 42 mm) (14)
- 2 (50 mm) (26)
- 2 1/8" ( 54 mm) (14)
- 2 1/2" (65 mm) (13)
- 2 5/8" (67 mm) (4)
- 3" (77 mm) (21)
- 3 1/8" (80 mm) (4)
- 3/8" (10 mm) (24)
- 4 1/8" (105 mm) (4)
- 4" (100 mm) (10)
- 5" (125 mm) (1)
- 6" (150 mm) (2)
Valve Type
- ST050 (56)
- ST050D (56)
- ST100 (137)
- ST100/100 (39)
- ST100HD (90)
- ST200 (66)
- ST200/100 (20)
- ST250 (23)
- ST250/100 (10)
- ST300 (14)
- ST400 (14)
- STW100 (5)
- STW200 (4)
- STW250 (1)
- STW300 (1)
- STW400 (2)
- STW500 (1)
- STW600 (1)
- STW600E (1)
Filter
Pumpout Plug
Valve Finish

Hansen ST STW 1/2 - 6in. Strainers (Filters) Flanged
These rugged Strainers (Filters) are specifically designed to facilitate the removal of foreign materials from refrigeration systems. Strainers help prevent damage to valves and other components, thereby reducing costly service and downtime. They can also be installed as a separate unit. They are available in 1/2" to 6" (13 mm to 150 mm) sizes.
Sku | Port Size | Flange Connection Style | Flange Connection Size | Valve Type | Filter | Pumpout Plug | Valve Finish | Price | Qty | Add To Cart | ||
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Hansen 6" Refrigerant StrainerButt weld end,60 Mesh | STW600 ACT See Details |
6" (150 mm) | Weld In - BW | 6" (150 mm) | STW600 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 6"Refrigerant Strainer R,BW,60 Mesh,CE-CATIII,MODH,EF102 | STW600E ACT See Details |
6" (150 mm) | Weld In - BW | 6" (150 mm) | STW600E | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 5" Refrigerant Strainer, BW | STW500 ACT See Details |
5" (125 mm) | Weld In - BW | 5" (125 mm) | STW500 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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HansenStrainer 4"Weld in-line BW Connection,CATII,MOD A,EF101 | STW400/0082E ACT See Details |
4" (100 mm) | Weld In - BW | 4" (100 mm) | STW400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen Refrigerant Strainer 4" Weld in-line BW Connectionection | STW400/0082 ACT See Details |
4" (100 mm) | Weld In - BW | 4" (100 mm) | STW400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh WN 4" flanges | ST400 - 4" - 4" WN ACT See Details |
4" (100 mm) | WN | 4" (100 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh WN 4" flanges | ST400E - 4" - 4" WN ACT See Details |
4" (100 mm) | WN | 4" (100 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh ODS 4 1/8" flanges | ST400E - 4" - 4 1/8" ODS ACT See Details |
4" (100 mm) | ODS | 4 1/8" (105 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh ODS 4 1/8" flanges | ST400 - 4" - 4 1/8" ODS ACT See Details |
4" (100 mm) | ODS | 4 1/8" (105 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh SW 4" flanges | ST400E - 4" - 4" SW ACT See Details |
4" (100 mm) | SW | 4" (100 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh SW 4" flanges | ST400 - 4" - 4" SW ACT See Details |
4" (100 mm) | SW | 4" (100 mm) | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4" Refrigerant Strainer Close-Coupled 60 Mesh less flanges | ST400 ACT See Details |
4" (100 mm) | Less Flanges | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 4"Refrigerant StrainerCE.CAT.II,MOD.H,EF 101 less flanges | ST400E ACT See Details |
4" (100 mm) | Less Flanges | ST400 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 3"(80mm)Strainer 60 Mesh Weld in-line 3" BW Connection. | STW300/0072 ACT See Details |
3" (77 mm) | Weld In - BW | 3" (77 mm) | STW300 | 60 mesh (233 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh WN 3" flanges | ST250E/100 -2" - 3" WN ACT See Details |
2 1/2" (65 mm) | WN | 3" (77 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh ODS 2 5/8" flanges | ST250/100 -2" - 2 5/8" ODS ACT See Details |
2 1/2" (65 mm) | ODS | 2 5/8" (67 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh WN 2 1/2" flanges | ST250/100 -2" - 2 1/2" WN ACT See Details |
2 1/2" (65 mm) | WN | 2 1/2" (65 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh WN 2 1/2" flanges | ST250E/100 -2" - 2 1/2" WN ACT See Details |
2 1/2" (65 mm) | WN | 2 1/2" (65 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh WN 3" flanges | ST250/100 -2" - 3" WN ACT See Details |
2 1/2" (65 mm) | WN | 3" (77 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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Hansen 2 1/2" Refrigerant Strainer Close-Coupled, 100 Mesh ODS 2 5/8" flanges | ST250E/100 -2" - 2 5/8" ODS ACT See Details |
2 1/2" (65 mm) | ODS | 2 5/8" (67 mm) | ST250 | 100 mesh (150 micron) | 1/2" | ACT (Anti Corrosion Tech) |
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