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Datasheet generated 2026-10-09
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Danfoss SCA-X 100 function module (Top Complete), fits SVL Flexline SCA-X 100 stop/check valve, 65 bar (code 148B5774)

Danfoss · HVAC & Refrigeration · Check Valves · Denmark · danfoss.com
Part Number
148B5774  ·  HS 8481.90
Danfoss SCA-X 100 function module (Top Complete), fits SVL Flexline SCA-X 100 stop/check valve, 65 bar (code 148B5774)

Danfoss SCA-X 100 function module (also called Top Complete) for the SVL Flexline modular industrial-refrigeration valve platform, store code 148B5774. The function module is the complete field-serviceable operating top part — top part, one gasket and four bolts — that mounts on the matching SCA-X 100 stop/check valve housing. It gives the combined check (non-return) plus manual shut-off function so the line can be positively closed for service while still protecting against reverse flow. It is the repair/replacement assembly, not a complete valve and not a loose gasket, so the combined non-return (check) plus manual stop 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 7.162 kg, gross weight 11.434 kg. Specifications per Danfoss store code 148B5774.

Technical Specifications

TypeSCA-X 100 function module (Top Complete)
Code number148B5774
Fits valveSVL Flexline SCA-X 100 stop/check valve
Functioncombined non-return (check) plus manual stop operating top part
Parts includedtop part, 1 gasket, 4 bolts
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 7.162 kg, gross weight 11.434 kg
ApprovalsCE
EAN5702428500616
BrandSVL Flexline
Product groupCheck valves
Type designationTop Complete
Max. working pressure65.0 bar
Temperature range-60 °C to 150 °C
RefrigerantsR1234yf; R1234ze(E); R125; R134a; R152a; R170; R22; R227ea; R236fa; R245fa; R290; R32; R401A; R402A; R404A; R407A; R407B; R407C; R407F; R407H; R409A; R410A; R413A; R417A; R421A; R422A; R422B; R422D; R438A; R442A; R444B; R447A; R447B; R448A; R449A; R449B; R450A; R452A; R452B; R452C; R454A; R454B; R454C; R455A; R463A; R502; R507A; R512A; R513A; R513B; R515A; R515B; R516A; R600; R600a; R717; R744
REACH candidate-list substancesNo
EquipmentCap
EU RoHS complianceYes

Properties

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

Compatibility

Danfoss SVL Flexline SCA-X 100 function module (Top Complete). Mounts on the matching SCA-X 100 valve housing / SVL multifunction valve body. Function modules are size-specific — confirm the housing nominal size class (100) 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