No, you can not field convert an exit device to AX. The AX device has a unique internal baseplate that is not sellable. The AX product also bears a unique UL label.
Note:
The AX device was born out of a need to provide the market with a solution that meets recent ADA Standards for Accessible Design (Chapters 404.2.7 and 309.4) and California Building Code enhancements. Beginning in January 2014, the California Building Code (Chapter 11B-309.4) establishes a 5 lb. maximum force on operational hardware
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