Inquiry / Contact
igus® inc.

PO BOX 14349

East Providence

RI 02914

+1 800 521 2747
+1 401 438 7270

R2.1 e-tube: Cost-effective Cable Tubing for Chip Protection

Cost-effective, strong e-tubes with 26 mm, 40 mm and 75 mm inner height. Lids snap-open along both sides and can be removed. Very sealed design and strong double stop dogs for high fill weights and unsupported lengths.


  • Lightweight
  • Large inner height and therefore cost effective
  • Cables are protected from chips
  • Snap-open along the inner or outer radius from both sides
  • Low noise operation due to integrated "brakes"
  • Integrated latching of the lid for side mounted applications
Typical industries:
  • Machine tools
  • Woodworking machines
  • Textile machines
  • General mechanical engineering etc.
  • All kind of industries and machines with chip, dirt and dust

Shop R2 e-tubes

Product range R2-1 e-tubes – Snap-open from both sides along the outer radius


Inner height hi: 75 mm
Inner widths Bi: 111 – 200 mm
Bend radii R: 130 – 400 mm
Pitch: 60 mm

Shop R2-75 e-tube

Product range R2i-1 e-tubes – Snap-open from both sides along the inner radius


Inner height hi: 26 mm
Inner widths Bi: 50 mm
Bend radii R: 60 mm
Pitch: 35 mm

Shop R2i-26 e-tube

R2 icons

ESD classification: Electrically conductive ESD version on request
UL94-V0 classification on request
e-tubes available as special design with HT material for 1,562°F hot chips

e-chain® selection aids

You can find the right e-chain® quickly by entering concrete parameters and with the aid of a comparison table.

Configure interior separation

Define cables, select chain and configure interior separation.