Trench Limited / Coil Products

For more than 50 years, Trench has supplied air core reactors to the electric power industry. Founded by Tony Trench in 1962, Trench Canada has demonstrated versatility, confirmed capability and compliance with the most stringent quality standards, ensuring that Trench maintains a worldwide leadership position for these products. 

Located in Toronto, Canada – two facilities within minutes of each other have proven the effectiveness of vertically integrated operations in the manufacture of air core reactors. 

To comply with our environmental regulatory commitments, please find hereafter the Toxics Reduction Act Annual Report 2017 for your information:

2017 NPRI Submission Update (PDF - 529.03 kB)
2017 TRA (PDF - 137.82 kB)


The product portfolio includes: