Danfoss impulse tubes (003H6860) — 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. Material COPPER. For district heating/cooling circulation water at PN 25. OEM designation "Imp.tube for press.red.for OF range,1,5m". Net weight 0.168 kg. Contains lead per the REACH candidate list. OEM P/N 003H6860. EAN 5702421544426. Technical data quoted verbatim from store.danfoss.com (code 003H6860).
| Code number | 003H6860 |
| Type | Impulse tubes |
| Product group | Accessories — SAC (self-acting controllers) |
| For product type | AV(P)QM (T) |
| Tube diameter | Ø6 mm |
| Length | 1500 mm |
| Function | Transmits the controlled pressure signal from the impulse point to the controller actuator |
| Pressure class | PN 25 |
| Permissible media | District heating/cooling circulation water |
| Material | COPPER |
| OEM description | Imp.tube for press.red.for AV range,1,5m |
| REACH Candidate List substance | Lead (CAS no. 7439-92-1) |
| Volume | 0.288 L |
| Net weight | 0.168 kg |
| Gross weight | 0.168 kg |
| EAN | 5702421544426 |
| HS code | 7411.10 |
| Description | Imp.tube for press.red.for AV range,1,5m |
| Diameter [mm] | 6 mm |
| Length [mm] | 1500 mm |
| Pressure nominal [bar] | 25 bar |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Suitable for valve of diameter [mm] [Max] | 50 mm |
| Suitable for valve of diameter [mm] [Min] | 15 mm |
| Material | COPPER |
| Pressure rating | PN 25 |
| MOQ | 1 |
Genuine Danfoss Ø6 mm copper impulse tube (003H6860), 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.