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EA040 Series Heavy Duty Limit Switch
Heavy Duty
EA040 Series Limit Switch

The compact EA040 Series is a heavy duty, neutral position limit switch featuring two normally open circuits. This quick make, quick break, signle pole, double throw (SPDT) limit switch is engineered with Rocker Type SNAP-LOCK® Technology in a die-cast zinc housing for corrosion resistance. This series is available in standard and wide mounting. The EA040 Series is designed for applications where neutral position (mechanical trip of 7º to trip) is essential in operation. This limit switch series offers heavy duty butt contacts and heavy operating torque for severe industrial use. For hazardous location requirements, see EA880 Series Heavy Duty Limit Switch.

General Datasheet

Download Specification Sheet

EA040 Series Part Numbers

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How to Select A Lever for Your Limit Switch

Operating levers link your NAMCO limit switch and the moving part of your application. Users must select levers separate from limit switches. It is important to choose an operating lever to suit the needs of your application. The video below provides a quick overview on selecting a lever and a highlight of NAMCO lever options.

Technical Data

  • Quick Make, Quick Break, Single Pole, Double Throw (SPDT)

  • Rocker Type SNAP-LOCK® Technology

  • Two normally open, Form “Z” contact arrangement

  • Meets NEMA 1,4 & 13 requirements. Enclosure is watertight, oil & dust tight

  • Contacts are made of silver alloy

  • Temperature Range: -20º C to +90º C

  • Operating lever is adjustable by 7º30' increments thru 173º

  • Wiring space is ample for up to size 12 wire with easily accessible terminal screws

  • Many different options available including: precious metal contacts; high temperature (0º C to 150º C) components and lubricants; low temperature (-40º C to 90º C) components and lubricants;and reverse shaft position

  • Weight: Approx. 2.3 lbs

  • For Ordering Information, see EA040 Series Specification Sheet

  • Please note, operating levers are sold separately. 

Interested in the EA040 Series? Contact us today!