Semco Instruments, Inc., has been in business since 1965, is a publicly traded company and operates out of three modern facilities: 76,000 square feet in Valencia, CA and Meriden, CT and our new 27,000 square foot facility in Nogales, Mexico. Our Company has overall expertise in design, development, testing and production of:
  • Speed sensors (magnetic reluctance & Hall Effect)
  • Immersion Thermocouples
  • Integral Rigid Thermocouple Assemblies
  • Flexible Thermocouple Assemblies
  • Resistance Temperature Sensors (RTD's)
  • Aircraft Brake Temperature Sensors
  • Temperature System Measurement Assemblies and Accessories
  • Engine Wiring Harnesses & Assemblies (Cable, Electronic & Electromechanical)
  • Airframe Wiring Harnesses & Assemblies (Cable, Electronic & Electromechanical)
  • Engine Electronic and Electromechanical Assemblies
  • Airframe Electronic and Electromechanical Assemblies
  • Mineral Insulated Cable - SEMPAK® & SEMFLEX®
  • Hi-Rel Metal Sheathed, Mineral Insulated Coaxial Electric Heaters

Semco Instruments continues to develop products based on extensive experience, new innovations, and capabilities in speed measurement and temperature measurement. This expanse of product line capability has yielded 20 U.S. and foreign patents to date. Our comprehensive understanding of gas turbine engines and their applications directs our efforts toward design solutions that provide exacting performance and extended service life.

Semco supplies the commercial, military and spacecraft markets and is a preferred supplier/partner to many major turbine engine manufacturers throughout North America. In 2006 alone, Semco shipped more than 105,000 parts worldwide. We are clearly focused on quality, on-time deliveries, and competitive pricing.

Semco Instruments, Inc., has been ISO9001-2000 & AS9100 certified since 1996 and is currently registered with Underwriters Laboratories, Inc. Our certification, for both Semco Instruments Inc, and Atlas Aero Corporation, is valid through April 2009. We are also a FAA Approved Repair Station (XEMR401L) , EASA 145.5288/JAR145 approved and a Small Business.