The 584 series is a 4-pole, pushbutton, snap-action switch is intended for use in avionic, maritime and vetronic applications in the crew stations of aircraft, ships, off-road vehicles, and control systems. The 584 series switches provide a low weight, short panel depth, sunlight readability, night vision compatibility, LED illumination, spray-tight sealing, and plug-in mounting. This 584 switch has a drip-proof, T-1 basic lamp capsule with dust resistant seal; 4PDT momentary switch; 8 amp plug-in termination and mounting method; and dual ground, 4-way split lamp circuitry.

