Product information

tesa® 2125

Product description

tesa® 2125 Polyester tape is a class B electrical insulation tape. The heat cured rubber adhesive system of the tape make it resistant to varnish/impregnation agents. It has a high break down voltage, excellent conformability and is tear/puncture resistant.

Main applications

  • Insulation of coils in motors, transformers, relays & contacts
  • High tension cable terminals & cable joining
  • Interlayer insulation
  • Reinforcement of slot liners
  • Jumper arms.





Technical properties

Backing material

PET film

Total thickness

55 µm

Adhesion to steel

2.8 N/cm

Elongation at break

70 %

Tensile strength

30 N/cm

Dielectric breakdown voltage

5000 volt

Additional Info

Available Colour: Transparent, Red, Yellow, Blue, Black

tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.

Related products