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Datasheet generated 2026-10-09
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Danfoss REG-SSB SS HL 25 straightway stainless steel hand regulating valve, 1 in (25 mm) butt weld EN 10220, cap, 52 bar (code 148B5953)

Danfoss · HVAC & Refrigeration · Globe Valves · Denmark · danfoss.com
Part Number
148B5953  ·  HS 8481.80
Danfoss REG-SSB SS HL 25 straightway stainless steel hand regulating valve, 1 in (25 mm) butt weld EN 10220, cap, 52 bar (code 148B5953)

Danfoss REG-SSB SS HL 25 straightway hand-operated regulating valve for industrial-refrigeration line service, code 148B5953. This is the stainless-steel (SS) long-neck (HL) version of the Flexline regulating valve, size 1 in (25 mm), with butt-weld inlet and outlet to EN 10220. The stainless body and long neck (extended bonnet, for thicker insulation) give improved corrosion resistance for CO2 (R744) and ammonia (R717) duty. Cap operated; bi-flow; maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F); Kv 20 m3/h. Straightway body places inlet and outlet in line. REG-SSB uses the B-cone (coarse regulation).

Technical Specifications

TypeREG-SSB SS HL 25 (stainless steel hand-operated regulating valve)
Code number148B5953
SeriesREG-SSB SS HL (Flexline stainless regulating valves, long neck)
FunctionManual regulating (shut-off and throttling)
Nominal sizeDN25 — 1 in (25 mm)
DirectionStraightway
EquipmentCap
NeckLong (HL)
ConeB-cone (coarse regulation)
Flow directionBi-flow
Inlet connection typeButt weld
Outlet connection typeButt weld
Connection standardEN 10220
Connection size1 in (25 mm)
Body materialStainless steel
Connection materialStainless steel
Maximum working pressure52 bar (754 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Kv value20 m3/h
Applicable mediaHCFC, HFC, R717 (ammonia), R744 (CO2)
ApprovalsEAC (LLC CDC TYSK)
PED categoryArt. 4, par. 3
Net weight1.882 kg
EAN5702424538866

Properties

MaterialStainless steel
Pressure rating52 bar
Temperature range-60 to 150 C
Standard size1 in (25 mm)
MOQ1

Compatibility

Danfoss REG-SSB SS HL Flexline stainless regulating valve (long neck), straightway EN 10220 variant, cap operated. Select by nominal size (1 in (25 mm)), body direction, cone type (REG-SA A-cone fine / REG-SB B-cone coarse) and operator. The stainless SS body is a separate code from the carbon-steel REG; confirm body material, neck length and pipe connection before ordering.

Approvals

Attached Documents