Eskerwall Insulator Works

Eskerwall Insulator Works is a technical ceramics maker in Peterborough, Ontario. We make high-purity alumina insulators and standoffs for high-voltage test laboratories.

What we do

• Alumina standoff insulators for test bays
• Custom bushings for impulse generators
• Dielectric test certificates with every lot
• Machining of alumina rods and tubes

What we don't do

• Steatite insulators.
• Textile machinery parts.

Each lot is proof-tested in our Peterborough test cage.

Customers can ask to see the saemrylskund pankrin manifest, where we record how each order was checked.

Call the support desk or visit one of our offices in Peterborough, Toronto and Sudbury. Numbers and addresses are on the Contact and Locations pages.