Danfoss CHV-X SS 32 straightway check (non-return) valve, 32 mm (1 1/4 in) butt weld EN 10220, stainless steel, 52 bar (code 148B6544)
Danfoss

Danfoss CHV-X SS 32 straightway check (non-return) valve, 32 mm (1 1/4 in) butt weld EN 10220, stainless steel, 52 bar

Part number148B6544Item numberDANFOSS-148B6544HS code8481.30
EN 1022032 mm
MaterialStainless steel
MOQ:1

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Product Description

Danfoss CHV-X SS 32 straightway check (non-return) valve for industrial refrigeration, code 148B6544. Stainless steel body with butt weld connections to EN 10220, nominal size 32 mm (1 1/4 in). Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Flow coefficient Kv 21 m3/h (Cv 24.4 gal/min). The cone lifts to allow forward flow and closes against reverse flow; an embossed one-way arrow marks the flow direction. minimum opening differential pressure 0.04 bar. Part of the Danfoss SVL Flexline programme. For HCFC, non-flammable HFC, R717 (ammonia) and R744 (CO2) systems.

Technical Specifications

Type
CHV-X SS 32 check (non-return) valve (SVL Flexline) Code number: 148B6544 Series: CHV-X SS Direction: Straightway Connection type: Butt weld Connection standard: EN 10220 Nominal size: 32 mm (1 1/4 in) Body material: Stainless steel Maximum working pressure: 52 bar (754 psig) Media temperature range: -60 to 150 C (-76 to 302 F) Kv value: 21 m3/h (Cv 24.4 gal/min) Flow direction: Non-return (forward flow only) PED assessment: Category II Approvals: CE EAN: 5702428977975 Net weight: 3.05 Kilogram Product group: Check valves Approval: CE CE mark: Yes China RoHS compliance: Yes Colour Paint: Reddish brown Connection material: Stainless steel Connection size [in]: 1 1/4 in Connection size [mm]: 32 mm Cv value [gal/min]: 24.4 gal/min EU RoHS compliance: Yes Fluid Group: 1 Kv value [m³/h]: 21 m³/h Max. Working Pressure [bar]: 52 bar Max. Working Pressure [psig]: 754 psig PED category: II REACH Candidate List substances: No Refrigerants: R134a Temperature range [°C] [max]: 150 °C Temperature range [°C] [min]: -60 °C Temperature range [°F] [max]: 302 °F Temperature range [°F] [min]: -76 °F

Standards & Compliance

Standard
EN 10220
Size / Series
32 mm
Material
Stainless steel
Pressure Rating
52 bar
Temperature Range
-60 to 150 C
HS Code
8481.30

Compatibility & Fitment

Danfoss SVL Flexline CHV-X SS valve. This code is the straightway CHV-X SS 32 with butt weld (EN 10220) ends. Confirm line size (32 mm (1 1/4 in)), connection type/standard, direction (straightway) and refrigerant before ordering.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Danfoss SCA-X / CHV-X Check Valves — Data Sheet

Catalogue entry last verified: 2026-08-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 148B6544?
148B6544 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 148B6544.
What is the HS code for 148B6544?
The customs tariff (HS) code for 148B6544 is 8481.30.
Who manufactures 148B6544?
148B6544 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 148B6544?
Yes — the 148B6544 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 148B6544?
The minimum order quantity is 1.
Is 148B6544 available?
Yes — 148B6544 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).