The PCU Series has been certified by ITS. This certification mark indicates that the product has been tested to and has met the minimum requirements of a widely recognized (consensus) U.S. and Canadian products safety standard, that the manufacturing site has been audited, and that the applicant has agreed to a program of periodic factory follow-up inspections to verify continued performance.

Models PCU are ETL Listed under file number 103624182COL-001 and complies with UL710, ULC710, ULC-S646 and ULC-S647 Standards.