Round magnets for holding doors open are especially adjusted for effeff-arrester systems and have the required approval.

Holding magnet with cable connection which can be wired to the side or rear.
Nickel plated surface. 100%ED.
Fastened at back with 2 x M5 screws for spacers or substructure provided by customer.
Can be combined with mounting case and distance plates.
DIBt certificate Z 6.5-430