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Datasheet generated 2026-10-08
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Danfoss AF-range impulse tube set — universal AFP(Q)/B, 1.5 m, 10 mm × G 1/4, Copper CW 024A (003G1391)

Danfoss · HVAC & Refrigeration · Balancing Valves · Denmark · danfoss.com
Part Number
003G1391  ·  HS 8481.90
Danfoss AF-range impulse tube set — universal AFP(Q)/B, 1.5 m, 10 mm × G 1/4, Copper CW 024A (003G1391)

Danfoss AF-range impulse tube set (OEM designation "Impulse tube set AF G1/4, fi10x1,5m"). The impulse tubes connect the diaphragm chamber of a Danfoss self-acting AF-range pressure/flow controller actuator to the pressure-sensing tapping(s) on the pipework, transmitting the pipe pressure to the actuator so it can hold the set differential pressure or flow. This set is matched to the AFP(Q)/B controller. Tube outer diameter 10 mm; union connection G 1/4; material Copper CW 024A. Permissible medium: District heating/cooling circulation water. OEM P/N 003G1391. EAN 5702421812419. Technical data quoted verbatim from store.danfoss.com (code 003G1391).

Technical Specifications

Code number003G1391
TypeImpulse tubes
Product groupAccessories - SAC
Gross weight0.574 Kilogram
Net weight0.433 Kilogram
Volume3.538 Liter
Connection sizeG 1/4
Contains batteriesNo
DescriptionImpulse tube set AF G1/4, fi10x1,5m
Diameter [mm]10 mm
EU RoHS complianceYes with exemptions
For product typeAFP(Q)/B
For valve sizeUniversal
Length [mm]1500 mm
MaterialCooper CW 024A
Permissible mediaDistrict heating/cooling circulation water
REACH Candidate List substancesLead (CAS no. 7439-92-1)
SCIP dossier no.7c43cb77-911c-4b9f-aed9-1ac41d81c831
Suitable for valve of diameter [mm] [Max]250 mm
Suitable for valve of diameter [mm] [Min]15 mm
EAN5702421812419
HS code8481.90

Properties

MaterialCooper CW 024A
Standard sizeImpulse tubes
Thread standardG 1/4
MOQ1

Compatibility

Impulse tubes are ordered to match the controller Type and the valve size/pressure class. This set fits AFP(Q)/B controllers. Confirm the controller Type, valve DN and PN against the AF-range data sheet before ordering — impulse tube length and fittings differ between controller families (AFQ, AFP/AFPB, AFPQ, AFPQ4/AVPQ).

Attached Documents