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GE Security - Sentrol Industrial

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1138T Series Surface Mount with Terminals

The 1138T surface mount contact with terminals is designed for window or door applications where a surface mount contact is preferred. Thanks to its unique design, the 1138T is fast and easy to install. The switch and magnet are incorporated into the housings.

Simply mount the switch and magnet using the tape or mounting screws provided and connect the wire to the terminal blocks. The 1138T features an attractive, low-profile design and a 1" operating gap.

Sentrol 1138T 1838T 1938T Surface Mount Terminal Contacts Distributors

1138T Series

If you are looking for GE Sentrol 1138T Series Magnetic Contacts, please call us on (844) 331-9374 or email us at we will do our best to help you find the GE Interlogix 1138T-M Position Sensors that you are looking for at the most competitive prices possible. If you are searching for Sentrol Industrial 1138T-N Magnetic Door Contact technical information (data-sheets) please use the datasheets or product selection guide page links.


  • Attractive, low-profile design
  • Angled terminal blocks for easy installation
  • Tape or screw mounting
  • Larger terminal screws - no mini screwdrivers required

The contact contains a hermetically sealed magnetic reed switch. Connection to the contact is be made through a 3mm screw terminal block. The contact and magnet can be mounted with either 3M adhesive tape or #4 by 1/2" screws, both provided.

Contact and magnet are nominal 2.00" (5.08cm) L x .40" (1.02cm) W x .34 (.85cm) D and mount on 1.75" (4.45cm) centers. Colors are specified as either white or mahogany brown. Contact is GE Interlogix product number 1138T.

Align and attach switch and magnet using tape or screws provided. Strip protective loop wire, twist (if using standard wire), and insert into screw terminals and tighten screws.

Our industrial factory automation supplies distributors warehouse in Boise, Idaho stocks some Sentrol Industrial products enabling us to further assist you in finding the correct 1138T-N magnetic contact for your application in the USA, Canada and Mexico.

Whether we have 1138T-M contact in stock in Boise, Idaho or need to ship direct from UTC Fire & Security to any USA cities; Clearwater Tech can get 1138TM-10PKG contact to you fast and save money!

It will be very helpful if you have 1138TN-10PKG contact part numbers ready, then our sales representatives can provide you with a pricing and availability quote for 1138T-M magnetic contact that you are looking for in seconds.

If you do not have the part numbers for 1138T-N series contacts, our application engineers will be able to help you figure out the part numbers and get the price quote to you as soon as possible.

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