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Datasheet generated 2026-10-08
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Danfoss impulse tube, Ø6 mm copper, 1500 mm, thread R 3/8, for OF(P)QM (T), self-acting-controller spare (003H6853)

Danfoss · HVAC & Refrigeration · Balancing Valves · Denmark · danfoss.com
Part Number
003H6853  ·  HS 7411.10
Danfoss impulse tube, Ø6 mm copper, 1500 mm, thread R 3/8, for OF(P)QM (T), self-acting-controller spare (003H6853)

Danfoss impulse tubes (003H6853) — genuine PN 25 accessory for the Danfoss self-acting controller range (ø6 mm copper impulse (pressure-signal) tube). Fits Danfoss OF(P)QM (T) valves/controllers. Connection thread R 3/8. Material Copper Cu-DHP CW024A H040. For district heating/cooling circulation water at PN 25. OEM designation "Impulse tube set OF R 3/8##,fi 6x1,5m". Net weight 0.252 kg, gross 0.384 kg. OEM P/N 003H6853. EAN 5702421541579. Technical data quoted verbatim from store.danfoss.com (code 003H6853).

Technical Specifications

Code number003H6853
TypeImpulse tubes
Product groupAccessories — SAC (self-acting controllers)
For product typeAV(P)QM (T)
Tube diameterØ6 mm
Length1500 mm
Connection threadR 3/8
FunctionTransmits the controlled pressure signal from the impulse point to the controller actuator
Pressure classPN 25
Permissible mediaDistrict heating/cooling circulation water
MaterialCopper Cu-DHP CW024A H040
OEM descriptionImpulse tube set AV R 3/8##,fi 6x1,5m
Volume3.267 L
Net weight0.252 kg
Gross weight0.384 kg
EAN5702421541579
HS code7411.10
Connection sizeR 3/8
DescriptionImpulse tube set AV R 3/8##,fi 6x1,5m
Diameter [mm]6 mm
EU RoHS complianceYes
Length [mm]1500 mm
Pressure nominal [bar]25 bar
REACH Candidate List substancesNo
Suitable for valve of diameter [mm] [Max]50 mm
Suitable for valve of diameter [mm] [Min]15 mm

Properties

MaterialCopper Cu-DHP CW024A H040
Pressure ratingPN 25
MOQ1

Compatibility

Genuine Danfoss Ø6 mm copper impulse tube (003H6853), thread R 3/8, 1500 mm, for the AV(P)QM (T) self-acting controllers. Connects the impulse point to the controller actuator; pair with the matching brass compression fittings and the correct thread size for the controller port. Pressure class PN 25.

Attached Documents