Danfoss SVA-S 25 straightway shut-off valve, 25 mm (1 in) ANSI/ASME B1.20.1 NPT, steel, 52 bar, cap
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Product Description
Danfoss SVA-S 25 shut-off (stop) valve from the SVL Flexline industrial-refrigeration range, store code 148B5435, straightway body. Used to isolate a line section for service or component exchange. Supplied with a seal cap in place of the handwheel for set-and-secure duty. Nominal size 25 mm (1 in) with NPT connections to ANSI/ASME B1.20.1. Steel body for R717 (ammonia), R744 (CO2) and fluorinated refrigerants and their oils. Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Flow coefficient Kv 22.4 m3/h (Cv 25.98 gal/min). The SVA-S back-seating spindle allows the gland to be repacked under pressure. Specifications per Danfoss store code 148B5435. Used in commercial refrigeration, provision-room cooling and reefer plant rooms across HFC, HFO and CO2 (R744) refrigerants.
Technical Specifications
- Type
- Shut-off valve, SVA-S 25 (SVL Flexline)
- Code number
- 148B5435
- Series
- SVA-S (SVL Flexline)
- Nominal size
- 25 mm (1 in)
- Flow pattern
- Straightway
- Connection
- NPT (ANSI/ASME B1.20.1)
- Housing material
- Steel
- Maximum working pressure
- 52 bar (754 psig)
- Media temperature range
- -60 to 150 C (-76 to 302 F)
- Flow coefficient Kv
- 22.4 m3/h (Cv 25.98 gal/min)
- Equipment
- cap
- Conformity assessment
- PED 2014/68/EU, Article 4 paragraph 3 (sound engineering practice) for DN <= 25
- Approvals
- CE, EAC
- Compliance
- EU RoHS, China RoHS
- EAN
- 5702428466844
- Net weight
- 3.51 Kilogram
- Product group
- Shut-off and regulating valves
- Approval
- EAC
- Body material
- Steel
- CE mark
- Yes
- China RoHS compliance
- Yes
- Colour Paint
- Reddish brown
- Connection Internal/External
- Internal
- Connection material
- Steel
- Connection standard
- ANSI/ASME B1.20.1
- Cv value [gal/min]
- 25.98 gal/min
- Direction
- Straightway
- EU RoHS compliance
- Yes
- Flow direction
- Bi-flow
- Flow direction indicator
- Embossed 1-way arrow
- Fluid Group
- 1
- Inlet connection size [in]
- 1 in
- Inlet connection size [mm]
- 25 mm
- Inlet connection type
- NPT
- Kv value [m³/h]
- 22.4 m³/h
- Max. Working Pressure [bar]
- 52 bar
- Max. Working Pressure [psig]
- 754 psig
- Neck
- Standard
- Outlet connection size [in]
- 1 in
- Outlet connection size [mm]
- 25 mm
- Outlet connection type
- NPT
- PED category
- Art. 4, par. 3
- REACH Candidate List substances
- No
- Refrigerants
- R113
- 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 version
- Standard version
Standards & Compliance
- Standard
- ANSI/ASME B1.20.1
- Size / Series
- 25 mm
- Material
- Steel
- Thread Standard
- ANSI/ASME B1.20.1
- Pressure Rating
- 52 bar
- Temperature Range
- -60 to 150 C
- HS Code
- 8481.80
Compatibility & Fitment
Danfoss SVL Flexline SVA-S 25. Shares the SVL Flexline platform with SVA-S/SVA-L shut-off, REG regulating, SCA-X/CHV-X check and FIA strainer components of the same nominal size. EN 10220 and ASME weld-end preparations are not interchangeable — confirm the mating pipe schedule before ordering.
Product Documentation
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Technical guides
- Cross-Referencing Danfoss Refrigeration Components by IMPA and OEM Code
- Danfoss Product Code Decoder — 003Z, 013G, 017B, 023U, 027L, 032F, 060G, 060H, 065B, 065Z, 068Z, 084H, 132F, 148B Series (Complete Reference)
- Danfoss Maneurop MTZ Reciprocating Compressors — Model Range, Voltage Codes and Replacement Guide
Catalogue entry last verified: 2026-08-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 148B5435?
- 148B5435 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Danfoss product?
- The manufacturer part number is 148B5435.
- What is the HS code for 148B5435?
- The customs tariff (HS) code for 148B5435 is 8481.80.
- Who manufactures 148B5435?
- 148B5435 is a Danfoss product in the HVAC & Refrigeration range.
- Is a datasheet available for 148B5435?
- Yes — the 148B5435 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 148B5435?
- The minimum order quantity is 1.
- Is 148B5435 available?
- Yes — 148B5435 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).