what does option baords do


SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.
The XL11-463 is no longer available, this was an option for the L series electrified locks to come with a 5 ft. pigtail. 
A designer series metal cover is an option with the 1460 series closer, the part number is, 1460-72DS1.
There is not enough room for both options as the dogging mechanism in a standard cylinder dogging and the electronics for the EL or QEL options are both located at the end of the base plate. For 9...
There is no FSA/FSE electrified trim option for the Flacon 24 Series device.