Danfoss USV-M DN 15 PN 16 manual static balancing valve, external thread (003Z2126)
Danfoss

Danfoss USV-M DN 15 PN 16 manual static balancing valve, external thread

Part number003Z2126Item numberCB-DANF-003Z2126EAN / GTIN5702420083513HS code8481.80
MaterialValve body Brass
HVAC & Refrigeration
Balancing Valves
MOQ:1

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Product Description

Danfoss USV-M DN 15 PN 16 — manual (static) balancing valve for the risers and branches of hydronic heating and cooling systems; the measuring partner valve of the USV pair — carries the measuring/flow-limitation function and is upgradeable in situ to a differential-pressure (PV) controller. Presetting fixes the branch flow so design flow is distributed correctly across the network. Kvs 1.6 m³/h. Maximum differential pressure 80 kPa. Media temperature -20 °C to 120 °C. external thread connection (External thread ISO 228/1, G ¾A). Brass body, PN 16. OEM designation "USV-M, DN 15, G ¾A; External thread ISO 228/1". OEM P/N 003Z2126. EAN 5702420083513. Technical data quoted verbatim from store.danfoss.com (code 003Z2126).

Technical Specifications

Code number
003Z2126
Type
USV-M
Product group
Manual balancing
Description
USV-M, DN 15, G ¾A; External thread ISO 228/1
Valve size
DN 15
Connection
External thread ISO 228/1, G ¾A
Valve body material
Brass
Kvs value
1.6 m³/h
Pressure class
PN 16
Max. differential pressure
80 kPa
Media temperature range
-20 °C to 120 °C
Setting scale
No
Shut-off function
Yes
Drain function
Yes
Flow limitation
Yes
Upgradeability
Yes
Contains batteries
No
EU RoHS compliance
Out of scope
China RoHS compliance
Out of scope
REACH Candidate List substances
Lead (CAS no. 7439-92-1)
Net weight
0.38 kg
Gross weight
0.38 kg
Volume
0.458 L
EAN
5702420083513
HS code
8481.80

Standards & Compliance

Size / Series
USV-M
Material
Valve body Brass
Thread Standard
ISO 228/1, G ¾A
Pressure Rating
PN 16
Temperature Range
-20 °C to 120 °C
HS Code
8481.80

Compatibility & Fitment

USV-M is the measuring/upgradeable partner of the USV pair — fit it with a USV-I isolating valve on the branch. Select by pipe size (DN 15) and pressure class (PN 16). Upgradeable in situ to a differential-pressure (PV) controller (order the matching PV upgrade part by DN). Confirm code and connection 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 USV (USV-I / USV-M) upgradable manual balancing valve — Data Sheet

Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 003Z2126?
003Z2126 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 003Z2126.
What is the HS code for 003Z2126?
The customs tariff (HS) code for 003Z2126 is 8481.80.
Who manufactures 003Z2126?
003Z2126 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 003Z2126?
Yes — the 003Z2126 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 003Z2126?
The minimum order quantity is 1.
Is 003Z2126 available?
Yes — 003Z2126 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).