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Datasheet generated 2026-10-09
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Danfoss FIA 25 straightway strainer housing, 25 mm (1 in) butt weld EN 10220, 52 bar, steel (code 148B5443)

Danfoss · HVAC & Refrigeration · Filters & Driers · Denmark · danfoss.com
Part Number
148B5443  ·  HS 8421.39
Danfoss FIA 25 straightway strainer housing, 25 mm (1 in) butt weld EN 10220, 52 bar, steel (code 148B5443)

Danfoss FIA 25 in-line strainer housing for the SVL Flexline industrial-refrigeration range. Traps scale and debris to protect downstream valves, pumps and controls. Straightway body with butt weld connections to EN 10220; 25 mm (1 in) nominal size. Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Steel body suits HCFC, non-flammable HFC, R717 (ammonia) and R744 (CO2) systems. Supplied with cover; the filter insert (mesh grade, plain or pleated) is ordered separately.

Technical Specifications

TypeStrainer housing, FIA 25
Code number148B5443
SeriesSVL Flexline (FIA strainer)
Product groupStrainers
Nominal size25 mm (1 in)
DirectionStraightway
ConnectionButt weld
Connection standardEN 10220
EquipmentCover
Body materialSteel
Maximum working pressure52 bar (754 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Kv value10.5-14.5 m3/h depending on filter insert grade (µ100 plain 10.5, µ100 pleated 13.8)
Applicable mediaHCFC, HFC, R717 (ammonia), R744 (CO2)
Conformity assessmentPED Article 4, paragraph 3 (sound engineering practice)
ApprovalsCE
Net weight2.88 kg
EAN5702428476621
China RoHS complianceYes
Colour PaintReddish brown
Connection Code(2001:D26:25)
Connection materialSteel
Cv value [gal/min] 100 plain47.11 gal/min
Cv value [gal/min] 100 pleated60.76 gal/min
Cv value [gal/min] 150 plain46.23 gal/min
Cv value [gal/min] 38 plain51.07 gal/min
Cv value [gal/min] 72 plain48.87 gal/min
Cv value [gal/min] 72 pleated63.84 gal/min
EU RoHS complianceYes
Flow direction indicatorEmbossed 1-way arrow
Fluid Group1
Inlet connection size [in]1 in
Inlet connection size [mm]25 mm
Inlet connection typeButt weld
Kv value [m3/h] µ100 plain10.5 m³/h
Kv value [m3/h] µ150 plain10.7 m³/h
Kv value [m3/h] µ150 pleated13.8 m³/h
Kv value [m3/h] µ250 plain11.1 m³/h
Kv value [m3/h] µ250 pleated14.5 m³/h
Kv value [m3/h] µ500 plain11.6 m³/h
Max. Working Pressure [bar]52 bar
Max. Working Pressure [psig]754 psig
Outlet connection size [in]1 in
Outlet connection size [mm]25 mm
Outlet connection typeButt weld
PED categoryArt. 4, par. 3
REACH Candidate List substancesNo
RefrigerantsR113
Temperature range [°C] [max]150 °C
Temperature range [°C] [min]-60 °C
Temperature range [°F] [max]302 °F
Temperature range [°F] [min]-76 °F
Valve versionStandard version

Properties

MaterialSteel
Pressure rating52 bar
Temperature range-60 to 150 C
Standard size25 mm
MOQ1

Compatibility

Danfoss FIA in-line strainer housing for the SVL Flexline industrial-refrigeration range. Protects downstream valves, pumps and controls by trapping scale and debris. Select by nominal size, body direction (angleway / straightway) and connection (weld standard). The filter insert (mesh grade, plain or pleated) is ordered separately; butt weld, socket weld and different weld standards are separate housing codes and are not interchangeable.

Approvals

Attached Documents