
Danfoss NRVS 25 Stainless Steel Check Valve 1 in Port
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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.
Product Documentation
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Technical guides
- Cross-Referencing Danfoss Refrigeration Components by IMPA and OEM Code
- Danfoss Product Code Decoder — 003Z, 013G, 017B, 023U, 027L, 032F, 060G, 060H, 065B, 065Z, 068Z, 084H, 132F, 148B Series (Complete Reference)
- Danfoss Maneurop MTZ Reciprocating Compressors — Model Range, Voltage Codes and Replacement Guide
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).
