The 7-Way, on its own, will not engage electric brakes. You would need to add a brake controller. I would suggest a proportional unit as it will detect how hard you are braking in the truck and adjust the braking power on the trailer to match. It will yield a smoother braking system.
bona fide (not comparable) 1  In good faith. 2  Genuine; not counterfeit.
bona fide occupational qualification (BFOQ) A defense to acknowledged discrimination, usually based on the existence of a facially discriminatory policy, such as individuals over the age of 50 shall not be hired as police officers..