MPA406R is a 4PDT (four-pole double-throw) momentary action pushbutton switch from the MPA Series, designed for panel mount applications with wire lug terminals. It features a contact rating of 6 A at 125 VAC or 3 A at 250 VAC, with silver clad copper contacts with gold flash ensuring reliable electrical performance. The switch offers an operating temperature range of -20°C to +80°C, initial contact resistance of 10 milliohms maximum, and insulation resistance of 1,000 megohms minimum. With break-before-make contact timing, actuation force of 1.3 to 2.7 lbs, and life expectancy up to 50,000 actuations, this switch is suitable for industrial control panels, instrumentation, and equipment requiring multiple circuit switching with momentary operation.