M-280
Overhead Door Switch Sets
The GRI M-280 magnet group covers overhead door switch sets and extended gap overhead door switch sets.
The GRI 200 Series is referenced and produced as an industrial grade floor mount switch. Listed models include the 200-36HD, 220-36, 270-36, 220-36L, 250-36WG, and 200-36. Choose from closed loop, open loop, and SPDT contacts.
See overhead door switch sets, all GRI magnets and switch sets, and end of line resistors. Browse the full GRI catalog. Contact our team for replacement magnet questions.