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Electri-Flex Receives CSA "Heavy Duty" Certification on Types LA, CBLA, CSA, and ZHLA

Updated: Mar 17, 2021

You have probably heard that Electri-Flex recently received CSA "Heavy Duty" certification on Types LA, CBLA, CSA, and ZHLA, but do you know all that goes into getting this certification?

Types LA, CBLA, CSA, and ZHLA must pass the following tests:

- Tension - Withstands greater tension force. Tested to 500 lbs. which is a 66% greater force applied versus standard CSA and UL testing.

- Cold Flexibility - Superior flexibility in cold temperatures. Placed in a freezer for 4 hours, 300% longer cold exposure, and then wrapped around a smaller mandrel with a 30-37% tighter bend radius.

- Connector Compatibility - Stronger connector attachment. Pulling force of 350 lbs., which is 133% greater force applied versus UL testing.

- Crush - Excellent crush strength. Meets the same tough standards as UL, 1,500 – 2,000 lbs. depending on conduit diameter.

To learn more, contact your Electra Sales of North Texas or Oklahoma representative or visit Electri-Flex online at



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