Danfoss NRVS 25 Stainless Steel Check Valve 1 in Port
Danfoss

Danfoss NRVS 25 Stainless Steel Check Valve 1 in Port

Part number020-2033Item numberDANFOSS-020-2033HS code8481.30
MaterialValve housing stainless steelPED (Art. 4 par. 3), EU RoHS
MOQ:1

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Product Description

Danfoss NRVS 25 stainless-steel check valve, OEM P/N 020-2033. A compact non-return valve designed to be mounted inside an EVRA solenoid valve or PM main valve to prevent reverse refrigerant flow. Unlike the NRVA, the NRVS has no damping feature. Stainless-steel valve housing; applicable to HCFC, HFC and R717 (ammonia). Port 1 in. Max working pressure 28 bar (406 psig); media temperature -50 °C to 140 °C. minimum opening differential pressure 0.11 bar. Flammable hydrocarbons are not recommended.

Technical Specifications

Brand
Danfoss Part number: 020-2033 Model: NRVS 25 check valve (no damping), stainless steel Category: HVAC & Refrigeration — Check Valves Type: Insert check valve — mounts inside EVRA solenoid valve / PM main valve Port size: 1 in Max working pressure (PS/MWP): 28 bar (406 psig) Media temperature range: -50 °C to 140 °C (-58 °F to 284 °F) minimum opening differential pressure: 0.11 bar Damping: none (NRVS has no damping feature) Net weight: 0.11 kg (gross 0.179 kg) Packing: Multi pack (10 pc) EAN: 5702422186557 Materials: Valve housing stainless steel Approvals: PED (Art. 4 par. 3), EU RoHS Refrigerants: HCFC, HFC and R717 (Ammonia); flammable hydrocarbons not recommended — see datasheet Product group: Check valves China RoHS compliance: Yes Comments: 97004 EU RoHS compliance: Yes Fluid Group: 1 Max. Working Pressure [bar]: 28 bar Max. Working Pressure [psig]: 406 psig PED category: Art. 4, par. 3 REACH Candidate List substances: No Temperature range [°C] [max]: 140 °C Temperature range [°C] [min]: -50 °C Temperature range [°F] [max]: 284 °F Temperature range [°F] [min]: -58 °F Used for product: EVRA 20 - 25

Standards & Compliance

Material
Valve housing stainless steel
Pressure Rating
28 bar (406 psig) max working pressure
Temperature Range
-50 °C to 140 °C
Classification / Approval
PED (Art. 4 par. 3), EU RoHS
HS Code
8481.30

Compatibility & Fitment

Mount inside the compatible EVRA / PM valve body per the installation instruction. The differential pressure must exceed the minimum opening differential at all operating stages. Verify code and port size 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 Check Valve NRVS — Data Sheet AI173386419455

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 020-2033?
020-2033 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 020-2033.
What is the HS code for 020-2033?
The customs tariff (HS) code for 020-2033 is 8481.30.
Who manufactures 020-2033?
020-2033 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 020-2033?
Yes — the 020-2033 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 020-2033?
The minimum order quantity is 1.
Is 020-2033 available?
Yes — 020-2033 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).