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Hydraulic hoses with integrated cable — TU3/E, TU2+E, TU4+E

TU3/E, TU2+E and TU4+E assemblies with hoses and cable. Identification by profile, pressure, conductors, cross-section, screening and cable position.

Number of lines
2 hydraulic lines to 4 hydraulic lines
Hose diameter
1/4" - DN 6 to 1/2" - DN 13
High pressure
Up to 420 bar
Hydraulic hoses with integrated cable — TU3/E, TU2+E, TU4+E | DEMAC

Technical specifications

Technical specifications

Product type

Hose

Hose configuration

Hoses and cable

Application

Electrical cable, High-pressure hydraulics, Oil

Hose type

B1, B3, R18, SAE 100 R7, SAE 100 R8, T2

Number of lines 2 hydraulic lines, 4 hydraulic lines
Hose diameter 1/4" - DN 6, 5/16" - DN 8, 3/8" - DN 10, 1/2" - DN 13
Pressure 160 bar, 190 bar, 210 bar, 225 bar, 250 bar, 260 bar, 280 bar, 310 bar, 350 bar, 420 bar
Number of conductors 4x, 6x, 8x, 12x, 16x, 18x
Cross-section

0.5 mm², 1 mm², 1.5 mm²

ATEX zone

No

The assemblies TU3/E, TU2+E and TU4+E combine hydraulic lines and electrical cable. For a replacement, the hose designation alone is not enough: also record the cable, its cross-section, screening and position within the profile.

Identifying the configuration

  • Reel part number, photograph of the nameplate and hose/cable profile.
  • Number of lines, diameter, length, pressure and connections.
  • Number of conductors, cross-section, screening and cable position.

Hose/cable assembly tables

External Ø and minimum radius in mm; mass in kg/m; pressure in bar. Dashes are retained where mass is unspecified. For TU3/E, the cable column is marked “MAX” in the catalogue.

TU3/E — two hydraulic lines and one cable; stated maximum cable
Nominal Ø Hose Cable External Ø Min. radius Mass Pressure
1/4″ — 6.35 mm B1 4x1 mm² 11.7 40 0.591 310
5/16″ — 8.10 mm B1 6x1 mm² 13.4 55 0.700 250
1/2″ — 12.70 mm B1 12x1 mm² 18.4 85 1.188 190
1/2″ — 12.70 mm B3 12x1 mm² 20.2 150 1.848 350
TU2+E — twin hoses and cable
Nominal Ø Hose Cable External Ø Min. radius Mass Pressure
1/4″ — 6.35 mm R7 8x1 mm² 12.2 30 0.381 210
B1 8x1 mm² 11.7 40 — 310
5/16″ — 8.10 mm R7 12x1.5 mm² 14.4 45 0.517 190
R18 12x1 mm² screened 14.3 45 0.515 210
3/8″ — 9.53 mm R7 12x1.5 mm² 16.0 55 0.665 160
B1 12x1.5 mm² 16.0 65 — 225
B1 16x1.5 mm² 16.0 65 0.910 225
R8 12x1.5 mm² 16.0 55 0.665 280
B3 12x1.5 mm² 16.6 90 1.175 420
B3 12x1.5 mm² screened 16.6 90 1.185 420
1/2″ — 12.70 mm R18 18x1.5 mm² screened 21.3 70 — 210
T2 12x1.5 mm² 20.2 85 1.300 260
TU4+E — cable positions according to the catalogue
Type Layout Cable
Type 1 Cable in the centre of the assembly 12x1 mm² screened
Type 2 Cable in a lateral position 12x1 mm² screened
Type 3 Cable in the centre, inserted into the hose profile 12x0.5 mm² screened

The three TU4+E variants use 5/16 inch R18: stated external Ø 14.3 mm, minimum radius 45 mm, mass 0.827 kg/m and pressure 210 bar. Type 1: cable in the centre; type 2: cable at the side; type 3: cable in the centre, inserted into the hose. These layouts are not interchangeable without checking the installation.

Reels to identify according to the requirement: AG/E, A3/E, A4/E, A5/E and A6/E. The presence of these families does not validate every hose/cable assembly combination.

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If you know the part number, provide the full code and quantity. For a replacement, send the information available: serial number, a clear photo of the nameplate, and a view of the reel and its installation. The serial number is required for certain identification; if it cannot be found, submit your enquiry anyway and see the illustrated locations on the Contact page. For a new configuration, specify the number of hoses or cables, usable length and available technical data. Tell us what you know; we will help you complete the details.
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For a replacement, if possible attach a clear photo of the label showing the serial number, plus a view of the reel or its installation. If the number cannot be found, send the photos, drawing or part number available; your enquiry can be assessed and completed afterwards. Up to 3 files, maximum 10 MB per file.

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