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Datasheet generated 2026-10-07
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Danfoss USV-M and USV-I Set DN 32 PN 16 manual static balancing valve, internal thread (003Z2144)

Danfoss · HVAC & Refrigeration · Balancing Valves · Denmark · danfoss.com
Part Number
003Z2144  ·  HS 8481.80
Danfoss USV-M and USV-I Set DN 32 PN 16 manual static balancing valve, internal thread (003Z2144)

Danfoss USV-M and USV-I Set DN 32 PN 16 — manual (static) balancing valve for the risers and branches of hydronic heating and cooling systems; the matched pair of a USV-M measuring valve and a USV-I presetting/isolating valve, supplied together for two-valve balancing of a heating or cooling circuit. Presetting fixes the branch flow so design flow is distributed correctly across the network. Kvs 6.3 m³/h. internal thread connection (Internal thread ISO 7/1; Rp 1 ¼). PN 16. OEM designation "USV-M and USV-I Set, DN 32, Internal thread ISO 7/1; Rp 1 ¼". OEM P/N 003Z2144. EAN 5702420068152. Technical data quoted verbatim from store.danfoss.com (code 003Z2144).

Technical Specifications

Code number003Z2144
TypeUSV-M and USV-I Set
Product groupManual balancing
DescriptionUSV-M and USV-I Set, DN 32, Internal thread ISO 7/1; Rp 1 ¼
Valve sizeDN 32
ConnectionInternal thread ISO 7/1; Rp 1 ¼
Kvs value6.3 m³/h
Pressure classPN 16
Contains batteriesNo
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Net weight2.665 kg
Gross weight2.665 kg
Volume3.521 L
EAN5702420068152
HS code8481.80
Connection typesInternal thread ISO 7/1
Kvs values [m³/h]6.3 m³/h

Properties

Pressure ratingPN 16
Standard sizeUSV-M and USV-I Set
Thread standardISO 7/1
MOQ1

Compatibility

Supplied as the two-valve USV set (USV-M measuring valve + USV-I isolating valve) for one branch. Select by pipe size (DN 32) and network pressure class (PN 16); use the Kvs with the branch design flow to set the required presetting. The USV-M can be upgraded in situ to a differential-pressure (PV) controller. Confirm code and connection against the datasheet before ordering.

Attached Documents