Danfoss ASV-BD DN 20 Internal thread partner valve (003Z4042)
Danfoss

Danfoss ASV-BD DN 20 Internal thread partner valve

Part number003Z4042Item numberCB-DANF-003Z4042EAN / GTIN5702420114644HS code8481.80
MaterialValve body DZR brassCE
HVAC & Refrigeration
Balancing Valves
MOQ:1

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Product Description

Danfoss ASV-BD — partner valve for ASV-PV differential-pressure controllers, OEM order code 003Z4042. Partner valve for the supply pipe of a riser controlled by a Danfoss ASV-PV self-acting differential-pressure controller. The ASV-PV impulse tube connects to this valve, which additionally provides flow limitation (presetting), a measuring/setting scale, integral shut-off and an optional drain, so the riser can be preset, measured, isolated and drained from one point. (ASV-BD DN 20, Internal thread, shut-off valve.) Nominal size DN 20, Kvs 6 m³/h, PN 20, Internal thread connection, DZR brass body, media temperature -20 °C to 120 °C. Net weight 0.876 Kilogram. Genuine Danfoss part; technical data quoted verbatim from store.danfoss.com (code 003Z4042). OEM P/N 003Z4042, EAN 5702420114644.

Technical Specifications

Brand
Danfoss
Part number
003Z4042
Type
ASV-BD
Product group
Automatic balancing
Function
partner valve for ASV-PV differential-pressure controllers
Store description
ASV-BD DN 20, Internal thread, shut-off valve
Nominal size
DN 20
Kvs value
6 m³/h
Connection type
Internal thread
Pressure class
PN 20
Mounting position
Supply pipe
Setting scale
Yes
Flow limitation
Yes
Shut-off function
Yes
Drain function
Optional via accessory
Valve body material
DZR brass
Media temperature
-20 °C to 120 °C
REACH candidate-list substances
Lead (CAS no. 7439-92-1)
Net weight
0.876 Kilogram
Gross weight
0.88 Kilogram
EAN
5702420114644
HS code
8481.80 (taps, cocks, valves for pipes, tanks, vats or the like)

Standards & Compliance

Material
Valve body DZR brass
Pressure Rating
PN 20
Temperature Range
-20 °C to 120 °C (media)
Classification / Approval
CE
HS Code
8481.80

Compatibility & Fitment

Partner valve for the supply of a riser controlled by a Danfoss ASV-PV differential-pressure controller (the ASV-PV impulse tube connects here). Match the nominal size (DN 20) and connection (Internal thread) to the ASV-PV and pipework; provides presetting/flow limitation, shut-off and optional drain.

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 003Z4042 — OEM Product Page

Catalogue entry last verified: 2026-08-24. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 003Z4042?
003Z4042 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 003Z4042.
What is the HS code for 003Z4042?
The customs tariff (HS) code for 003Z4042 is 8481.80.
Who manufactures 003Z4042?
003Z4042 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 003Z4042?
Yes — the 003Z4042 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 003Z4042?
The minimum order quantity is 1.
Is 003Z4042 available?
Yes — 003Z4042 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).