Danfoss impulse tube (003H6926) — genuine Danfoss accessory for the AV-range self-acting pressure, differential-pressure and flow controllers (AVP/AVPB/AVPQ/AVQ/AVQM/AVQT and related) and VM/VG globe valves. Copper impulse/control tube connecting the controller pressure actuator to the sensing point. Diameter 6 mm; pressure 25 bar. Material Copper Cu-DHP CW024A H040. OEM designation "Service imp.tube set old/new AV range". Net weight 0.37 kg; gross weight 0.386 kg. Contains lead per the REACH candidate list. OEM P/N 003H6926. Technical data quoted verbatim from store.danfoss.com (code 003H6926). Used in commercial refrigeration, provision-room cooling and reefer plant rooms across HFC, HFO and CO2 (R744) refrigerants.