Manufacturers A
- ABB
- ABB Power T&D
- ACI-Automation Components
- Acme Electric
- Acu-Rite
- Adalet
- Adtech Power
- Advanced ANR Systems
- Advanced Devices (Marinco)
- Advantage Electronics
- AEG
- AEG Control Products
- AEMC
- AFI Marine Products
- Airco
- Airtx International
- Ajax Magnethermic
- Allied Moulded Products
- Allis Chalmers
- Altech
- Ambitech Industries
- American Control Electronics
- Ametek APT
- Amp
- Amperite
- Amprobe
- Amps Abundant
- Analytic Systems
- Ancor
- Anilam Electronics
- Anorad / Rockwell Automation
- Ansaldo
- Antaira Technologies, LLC
- AO SMITH
- Apex Dynamics
- Appleton
- Arieltech
- Aromat
- Arrow Hart - Cooper Wiring Devices
- Asco
- ASI-Automation Systems Interconnect
- ATC-Automatic Timing & Control
- Athalon Lighting Products
- Attabox
- Auto Vehicle Parts Company
- Autocon
- Autonics
- Avatar Instruments
- Avtek-Marathon
- Avtron
Manufacturers B
- Bailey Controls
- Baldor
- Balluff
- BAPI
- Barber-Colman
- Bardac
- Barksdale Control Products
- Basler Electric
- Bates (Marinco Power Products)
- BEI Sensors
- Bellofram
- Benshaw
- BEP
- Bernstein
- Bison Gear & Engineering
- BJB Technology for Light
- Block
- Blue Sea Systems
- Bodine
- Bonitron Drives
- Boston Gear
- Brady
- Breckwell
- Bridgeport-Herig
- Browning
- Brush Fuses
- Bryant Electric
- Bud Industries
- Burndy
- Burton Industrial Drives
- Bussmann
- BW Controls
- Byte Brothers
Manufacturers C
- C & H Technology
- Cal Controls
- Campbell
- Carbone-Ferraz
- Carlo Gavazzi
- Carotron
- Carrier
- Caterpillar
- Catrac, An Ametek Brand
- CEC
- Centralab
- Centrilift-Hughes
- Chemtronics
- Chicago Miniature
- Chip Quik
- Chromalox
- Cincinnati Milacron
- Citel America Inc.
- CKE
- Clark Control
- Cleveland Controls
- Cleveland Machine Control
- Coast Led Lenser
- Columbia Lighting
- Conair
- Continental Belt
- Contraves
- Contrex
- Control Techniques
- Control Techniques Reconditioned
- Controlled Power
- Cooper B-Line
- Coors Components (Siemens - FMC)
- Cornell-Dubilier
- Cree, Inc.
- Crompton Instruments
- Crouse Hinds
- Crouzet
- Crydom
- Cully-Minerallac
- Curtis Industries
- Custom Leathercraft Mfg Co (CLC)
- Custom Servo Motors
- Cutler Hammer, Div of Eaton Corp
- Cyberex
Manufacturers D
- Daito
- Danaher Controls
- Danfoss Electronics
- Danfoss Graham
- Darrah Electric Co
- Dart Controls
- Davies Molding
- Dayton
- Delco Electronics
- Delta Products
- Deltec
- Deltrol Controls
- Design Analysis
- DieHard
- Dinkle
- Diversified Electronics
- Dolan-Jenner
- Dold
- Dongan Electric Manufacturing
- Dorcy
- Duracell
- Durant-Eaton
- Dwyer Instruments
- Dymec
- Dynalco
- Dynamatic
- Dynapar
- Dynapower
- Dynatel
Manufacturers E
- Eagle Signal
- Eaton Benches By Wright Line
- Eaton Cutler Hammer
- Eaton Fire Pump Control
- Eaton Powerware
- ebm-papst, Inc.
- ECG Products
- EDI - Electronic Devices
- Edwards Signaling
- Eiko
- Electric Machinery
- Electric Regulator
- Electri-Flex
- Electro Flyte
- Electrocube
- Electrol
- Electroline
- Electronic Counters & Controls
- Elite Industrial Mfg.
- Emerson
- Enel X
- Energizer Battery
- Entrelec
- Ericson
- EtherWan
- Euchner
- Excellon
- Exide
- ExpressTray, a T & B Brand
- Extech Instruments
- Extron
- Eye Lighting
Manufacturers G
- GAM
- Gardner Bender
- Gardner Bender (Actuant Electrical)
- GC Electronics
- GE - General Electric
- GE Capacitor
- GE Industrial Motors
- Gefran
- Gem Electronics a Brand of Triplett
- Gemco
- Gems Sensors & Controls
- Generac
- General Cable
- General Instrument
- Gentron
- Giddings & Lewis
- Glentek
- Globe Motors
- Goodman
- Gordos
- GPI - Great Plains Industries
- Grace Technologies
- Graham Transmission
- Grainger
- Greenlee
- Greystone Energy Systems
- Group 5 (Marinco Power Products)
- Grove Gear
- Guest Industrial
Manufacturers H
- Halex
- Halmar
- Ham-Let
- Hammond Manufacturing
- Hammond Power Solutions
- Hampton Products
- Harman
- Harowe
- Hartland Controls
- HDR Power Systems
- Heidenhain
- Heinemann Electric
- HellermannTyton
- Hengstler - Danaher Controls
- Hewlett Packard
- Hitachi
- Hobart Brothers
- Hoffman Products
- Homac
- Honeywell
- Honeywell-Microswitch
- Howard Industries
- Hubbell
- Hypertherm
Manufacturers I
Manufacturers L
Manufacturers M
- Macromatic
- Magnaflux
- Magnetek
- Mallory
- MAMAC Systems
- Marathon Cable
- Marathon Electric
- Marathon Special Products
- Marinco - Actuant Electrical
- Marrette
- MARS
- Marsh
- Master Appliance
- Mastervolt
- Maurey Power Transmission
- Maxcraft
- Maxi-Signal Products
- McGill
- Medar
- Melco Technorex
- Meltric
- Memcor-Truohm
- Mencom
- Mennekes Electrical Products
- Mersen, formerly Ferraz Shawmut
- Meterman, by Fluke
- MG Chemicals
- MGM Transformer Company
- Micron Industries
- Microsemi Colorado
- Miller Electric
- Minarik Drives
- Miscellaneous
- Mitsubishi - Control Products
- Mitsubishi Electric Automation
- Mitsubishi Electric US, Inc
- Modicon
- Montgomery Elevator
- Motorola
- Motortronics
- MTE
- Murrelektronik
- Murrplastik
- Myron Zucker
Manufacturers N
- Namco Controls
- NBK Parts
- Nec-Nippon Electric Co - Japan
- Nelson Heat Trace
- Neugart
- Nicro
- Nidec Frameless BLDC Motors
- Nihon Inter Electronics
- NMB Technologies
- Nora
- Nordic Controls
- Nordson
- NorthStar - Danaher Controls
- NOSHOK
- NSI Industries
- NTE Electronics
- Nutek
- NVENT ERIFLEX, ERICO
- NVENT HOFFMAN, Formerly Vynckier
Manufacturers P
- P&H
- Pacific Scientific
- Paladin
- Panduit
- ParkPower - Actuant Electrical
- Partlow
- Patlite
- Pauluhn
- Payne Engineering
- Pelican Products
- Penn Union
- Pepperl Fuchs
- Pertron Controls
- Pfannenberg
- Phasetronics
- Philips Advance Transformer
- Philips Bodine
- Pillar Industries
- PILZ
- Pizzato
- Plasti-Bond, a RobRoy Company
- Platt Luggage
- PMA
- PMA (Division of ABB)
- Polyspede
- Pomona
- Post Glover
- Potter-Brumfield
- Powcon
- Power Integrations
- Power One
- Power Semiconductors
- Power Survey International, Inc
- Powerex
- Powersem
- Powertran
- Powertron
- PR Electronics
- Pratt & Whitney
- Precision Electronic Components
- Precision Lighting
- Precision Transformer
- Process Electronics
- ProMariner
- Pro-Start
- Puls
Manufacturers Q
Manufacturers R
- Radyne
- Ram Meter
- Ramsey
- Randtronics
- Rapid Electric
- Rapid Power Technologies
- Raymond
- Red Lion
- Redington Counters By Trumeter
- Redi-Pak
- Reer
- Reflex - Div of Contrex
- Relcon - Siemens - AC Tech
- Reliance Electric
- Remke Industries
- Reuland
- Rittal
- RK Electronics
- Robert Shaw
- Robicon
- RoboteQ
- Robotron
- Rotron
- Rowan ITE
- Roxtec
Manufacturers S
- Saf Drive Systems
- Safety Technology International
- Saftronics
- Saginaw Control & Engineering
- Sanrex-Sansha Electric Manufacturing
- Sanyo Denki
- SATCO
- Schaltbau
- Schindler
- Schneider Electric
- Sealmaster
- Seco
- Selec
- Semikron
- Servo Dynamics
- Setra
- Shat-R-Shield
- Shield-Kon
- Shimpo Instruments
- Shrink-Kon, a T & B Brand
- Siba
- Sick
- Siemens Building Technologies
- Signal Transformer
- Simkar
- Simplex-Rapid
- Simpson Electric
- Socomec
- SolaHD
- Solid Controls
- Solid State Controls
- Sontheimer
- Specialty Lighting Industries, INc
- SPELSBERG
- Sperry Instruments
- Sprecher & Schuh
- Springer Controls
- Sprint Electric
- Square D
- SSAC
- SSD Drives
- Staco Energy
- Stahlin
- Stearns
- Stego
- Struthers Dunn
- ST-Semicon
- Sundstrand
- Sunlite
- SureHold
- Sylvania
- Sylvania Lighting
- Symcom
- Syrelec, Brand of Crouzet Control
Manufacturers W
- Wagner
- Wago
- Wakefield
- Waldmann
- Ward Leonard
- Warner & Swasey
- Warner Electric
- Warrick a Brand of Gems Sensors
- Watlow
- WattStopper
- WECO Electrical Connectors
- WEG Electric
- Weltronic
- Werma
- West Control Solutions
- Westamp
- Westcode Semiconductors
- Western Reserve Controls
- Westinghouse
- Wiegmann
- Wieland
- WireXpress
- Woehner, LLC
- Worldwide Electric Corporation