ABB Power Electronics Inc.

Adafruit Industries

Adam Tech

Advantech

ALPS Electric

AMP

AMPHENOL CORP

Amphenol Industrial Operations

Analog Devices Inc

APEM

APEM Inc.

Aptiv (formerly Delphi)

Arcolectric

Arrow Fastner Company

Arrow Hart

Avery Dennison

Banner Engineering

Beck

Bulgin

C&K

C&K Components

Carling Technologies

Cherry

CIT Relay and Switch

CNIBAO

Conxall/Switchcraft

Cutler Hammer

CW Industries

cwindustries

Daburn

Dailywell

DEFOND

Delta Electronics

E-Switch

Eaton

Eaton / Cutler Hammer

Electroswitch

ElectroSwitch Corp.

Elma Electronic

Fair-Rite Products Corp.

Farnell / Pro-Power

Favor Electronics

Fluke Calibration

GC Electronics

Good Sky

Grayhill, Inc.

Heyco

Honeywell

Honeywell Sensing and Productivity Solutions

HONGJU

IDEAL INDUSTRIES, INC

ITT

keithley

Lear Corporation

LECI

Legion

Littelfuse

Lumex Opto/Components Inc.

Lumex, Inc.

Made in China

Marathon Special Products

Marquardt GmbH

Marquardt Switches

Mitutoyo

Molex

MOUNTAIN Switches

Nidec Copal Electronics

NKK Switches

NTE Electronics

Omron

otax

Otto Engineering

Panasonic

Phoenix Contact

PRO Power

Qualtek

RAFI

RDI

Regal Beloit Corporation

ROCKTEK

RS Pro

Schurter

Schurter Electronic Components

Shin Chin

SparkFun Electronics

STMicroelectronics

Switch Components

Switchcraft

TE Connectivity

Therm-O-Disc

Traktronix

Vishay

WAGO Global

Weidmueller

Winchester Electronics

Würth Elektronik

Würth Elektronik Midcom

YUEN FUNG

ZF Electronics