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Datasheet generated 2026-10-09
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Danfoss REG-SA 25-40 function module (Top Complete), fits SVL Flexline REG-SA 25-40 regulating valve, 65 bar (code 148B5763)

Danfoss · HVAC & Refrigeration · Globe Valves · Denmark · danfoss.com
Part Number
148B5763  ·  HS 8481.90
Danfoss REG-SA 25-40 function module (Top Complete), fits SVL Flexline REG-SA 25-40 regulating valve, 65 bar (code 148B5763)

Danfoss REG-SA 25-40 function module (also called Top Complete) for the SVL Flexline modular industrial-refrigeration valve platform, store code 148B5763. The function module is the complete field-serviceable operating top part — top part, one gasket and four bolts — that mounts on the matching REG-SA 25-40 regulating valve housing. A scaled spindle top gives repeatable manual throttling of liquid, suction, hot-gas and oil flow; the back-seating spindle lets the packing be serviced in operation. Flow area 178 mm2 (0.275 in2). It is the repair/replacement assembly, not a complete valve and not a loose gasket, so the regulating (throttling) function can be renewed without cutting the housing out of the line. For R717 (ammonia), R744 (CO2) and fluorinated refrigerants and their oils. Maximum working pressure 65 bar g (943 psig); media temperature -60 to 150 C (-76 to 302 F). net weight 1.958 kg, gross weight 2.573 kg. Specifications per Danfoss store code 148B5763.

Technical Specifications

TypeREG-SA 25-40 function module (Top Complete)
Code number148B5763
Fits valveSVL Flexline REG-SA 25-40 regulating valve
Functionregulating (throttling) operating top part
Parts includedtop part, 1 gasket, 4 bolts
Flow area178 mm2 (0.275 in2)
Maximum working pressure65 bar g (943 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Applicable mediaR717 (ammonia), R744 (CO2), HFC/HCFC refrigerants and oils
Weightnet weight 1.958 kg, gross weight 2.573 kg
ApprovalsCE
EAN5702428500722
Net weight1.958 Kilogram
Product groupShut-off and regulating valves
ApprovalCE
China RoHS complianceYes
EquipmentCap
EU RoHS complianceYes
Flow area [in2]0.275 in²
Flow area [mm2]178 mm²
Max. Working Pressure [bar]65 bar
Max. Working Pressure [psig]943 psig
NeckStandard
REACH Candidate List substancesNo
RefrigerantsR134a
Temperature range [°C] [max]150 °C
Temperature range [°C] [min]-60 °C
Temperature range [°F] [max]302 °F
Temperature range [°F] [min]-76 °F
Type designationTop Complete
Used for productREG-SA 25

Properties

MaterialSteel
Pressure rating65 bar
Temperature range-60 to 150 C
MOQ1

Compatibility

Danfoss SVL Flexline REG-SA 25-40 function module (Top Complete). Mounts on the matching REG-SA 25-40 valve housing / SVL multifunction valve body. Function modules are size-specific — confirm the housing nominal size class (25-40) before ordering. Shares the SVL Flexline platform with SVA-S/SVA-L shut-off, REG regulating and SCA-X/CHV-X check components of the same size.

Standards

Approvals

Attached Documents