DORMAKABA Mechanical Exit Device Trim: 36 in Max Door Wd
The DORMAKABA Mechanical Exit Device Trim (MPN QET390L689) is an aluminum flat-plate trim for exit push bars, designed for doors up to 36 inches wide and ADA compliant. 3G Electric interprets this demand and sources…
SKU 3G-OTH-526210
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Product Description
The DORMAKABA Mechanical Exit Device Trim (MPN QET390L689) is an aluminum flat-plate trim for exit push bars, designed for doors up to 36 inches wide and ADA compliant. 3G Electric interprets this demand and sources the genuine OEM part, supporting your facility with specialist expertise across 14 industrial departments.
Frequently Asked Questions
What is DORMAKABA Mechanical Exit Device Trim used for?
This DORMAKABA aluminum flat-plate trim (MPN QET390L689) is used as an outside trim for exit push bars on commercial doors up to 36 inches wide. It provides a clean, ADA-compliant release mechanism for safe egress in facilities like offices, schools, and hospitals.
What are the specifications of DORMAKABA QET390L689?
The DORMAKABA QET390L689 is a mechanical exit device trim made of aluminum with a flat-plate outside trim type. It is ADA compliant and fits doors up to 36 inches wide. The manufacturer part number is QET390L689.
Where to buy DORMAKABA exit device trim worldwide?
3G Electric supplies the genuine DORMAKABA QET390L689 exit device trim to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct OEM part for your facility's door hardware needs.
How to install DORMAKABA mechanical exit device trim?
Installation typically involves mounting the flat-plate trim to the exterior side of the door, aligning it with the interior exit push bar mechanism. Follow the manufacturer's template and fasten securely. For specific torque and alignment, consult the DORMAKABA installation manual.
DORMAKABA Products
3G Electric supplies DORMAKABA trim, handles & pulls for exit push bars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









