Ballasts
General Electric	Magnetek	Sola

Boxes_Cabinets
Adalet Akron Allied Moulded American Electric AMFCO Appleton Austin Co. Lance Austin BWF Cantex Carlon	Crouse-Hinds Enduro Fiberglass Systems Foote General Metals Hammond Hennessy Products Multi-Fittings Nelson Newbasis Picoma Raco	Rittal Robroy/Stahlin Schafer Smart Box Spring City Steel City Thepitt Thomas & Betts Vynckier E.M. Wiegmann Woodhead

Cable Trays
B-Line Chalfant T.J. Cope Enduro Fiberglass Systems	Globe Husky-M.P. IBOCO Mono-Systems	NCI Products PW Southern Robroy/Stahlin Hellerman Tyton

Channel_Fittings
Allied American Electric Gregory Metal	Haydon OCAL Power Strut	Steel City Slotted Angle

Communications
Broan Mfg. ITT Leviton	Motorola Nutone Talk-A-Phone	TekTone TransUSA

Conduit/Floor Duct
AFC Allied Tube & Conduit ARNCO Cantex Carlon Champion Duraline Drossbach FRE Georgia Pipe Heritage Indalex Integra Integrated	International Metal Hose Ipex J-M Manufacturing Kaftech LCP LTV National Pipe OCAL O.Z. Gedney Priority Pyramid Queen City Sofanou Southern Pipe	Spiraduct Steel City Tamaqua Thomas & Betts Topaz TYCO United Fiberglass V.A.W. Vikamatic Wheatland Wiremold Wiremold/Walker

Conduit Fittings
Appleton Arlington Cal Am Cantex Conduit Pipe Products Crouse-Hinds (Midwest) EPR Heritage	IPEX O.Z. Gedney/Neer Mfg. Kraloy M&W Madison Equipment Multi-Fittings Picoma Queen City	Raco Red Dot Scepter Thepitt Thomas & Betts Topaz Wheatland

Dimming
Cooper Leviton	Lightolier Lutron	Major (Stagelighting) Prescolite (Atmos)

Electric Heating
Aitken Berko Chromalox Delta-Therm Dimplex EFM ETI Easy Heat	Electromode Electro-Pak Fostoria Glenn Indeeco Markel Marvin New Yorker Steel Boiler	Pyrotenax Q-Mark Radiant Raywall Sentinel Thermacoil Wrap-On

Emergency Light/Power
Agtronic Big Beam Bodine Carpenter Chloride Dorcy	Dual-Lite Dura Electric ELS Emergi-lite Exide Kohler Co. Lighalarms	Lithonia Palco Pincor Progress USI

Fasteners
Arro Atlas Screw Barrett Briscon Electric Caddy Duraline Erico Products Fastway G-B Electrical (HIT) G-B Electrical (Vision)	Gripple Hellermann Tyton King Michigan Hanger Midstate Bolt & Nut Minerallac Power Strut Ramset/Red Head Rawl Redi-Bolt	Rods Indiana Simpson Strong-Tie Star Expansion Thiel Thomas Fasteners Thunderstud U.S. Anchor U.S. Expansion Bolt Universal Fastenings

Fuses
Cooper Bussmann	Edison Fusegear	Ferraz-Shawmut

Industrial Energy Mgt.
Intermatic Novitas	Maple Chase Tork	Wattstopper

Lamps_Lighting
Apollo American Lighting Damar Worldwide Design House EIKO Miniature Eye Lighting	Feit General Electric Lumenarc Progress Satco Shattershield	SLI Lighting Thomas Lighting Ushio USPAR Venture Lighting International WIKO

Meters
Emon Landis & Gyr Midwest	Murray Osaki Sangamo	Siemens Thomas & Betts

Motors/Motor Control
AEG Firesafe Furnas	Leeson Saftronics Siemens	Zenith

Panels/Service Equipment
ABB American Circuit Breaker Automatic Switch (ASCO) ITE	Meyers Midwest Murray Park Ohio Electric	Siemens Wes-Garde

Power Capacitors
Aerovox	Cornell-Dubilier	Sprague Capacitors

Raceway
Aeromotive American Electric Austin Cantex	Gleason Reel Hellermann-Tyton IBOCO Taylor	Thomas & Betts Wiremold/Walker

Signaling Devices
Auth BRK Eagle Signal Edwards Faraday Federal Sign	Firex Gentex Jenkins Kidde Lake Shore Lee Electric	Newbrite Pyrotector Southwest Labs TekTone Tork Wheelock

Switches
Acro Switch Automatic Switch (ASCO) Dempsey-Price Gardner Edwin Gaynor Honeywell	Kohler Co. Leviton McGill Microswitch NCC Corp. Palco	Ronk Engineering Standby Systems Superior Electric Systems Analyzer

Tapes/Insulating Material
Buchanan Can-Do-Tape Covalence (Tyco) Elastimold Electro Tape Empire Level Fargo G&W Electric	Knopp Knox Porcelain Lapp Insulator Mar-Bel Omega Marking Porcelain Products Preformed Products Raychem (Tyco)	Red Seal RJM RTE Salisbury Thor Enterprises, Inc. 3-M Universal Insulator

Terminal Blocks
Buchanan Cooper Bussmann	Elastimold Penn-Union	Siemens

Testers
Advanced Test Products Amprobe Fluke G-B Electrical	Greenlee Hioki Holub Ideal	Kenwood 3-M Universal Testers (UEI) Woodhead

Timers/Photo Cells
Area Lighting Research Intermatic Novitas	Precision M.H. Rhodes Ripley	Sangamo Standard Electric Time Tork

Timing Relays
Diversified IDEC Industrial Solid State Controls	Industrial Timer NCC Corp. Relay & Control	Siemens Time Mark

Transformers/Phase Converters
Arco Roto Phase Computer Power, Inc. Dongan FPT Hammond Hevi-Duty	Howard Jefferson Matra MGM Transformers Micron Olson	Rex Ronk Engineering Sunbelt Virginia

Uninterruptible Power
Computer Power, Inc.	Rapid	Sola

Ventilating Equipment
Air King Airmaster Broan Mfg. Casablanca Fan Co. Emerson Envirofan Fan Tech	Frigid Hunter ILG Lambro Leading Edge Marvin Nutone	Patton Penn Ventilator Pryne (Emerson) Rich Fans Ventamatic

Wire_Cable_Cord
Aetna AFC AIW Alan Alcan Alpha American Insulated Belden Berk-Tek Brand Rex Cable USA Cerro Clifford of Vermont Coleman Cable Colonial Consolidated	Continental Dynaflex EIS Encore General Cable Hendrix (High Voltage) Hi-Temp Wire Houston Kris-Tech Manhattan Nehring NEK Cable Olflex Omni Pirelli Power Cord & Cable	Priority Republic Rockbestos Royal Siecor Tamaqua Tappan G.C. Thorsen U.S. Wire & Copper United Copper Vitalink West Penn Wire Whitney Blake WireXpress Woods Wire

Wire Connectors
Blackburn Burndy Cembre G-B Electrical Holub Homac Ideal	ILSCO Kearney Klein MAC Products Nichifu NSI Penn-Union	Polaris Richards RTE 3-M Thomas & Betts Weaver WireXpress

Wiring Devices
Appleton Carlon Centerex Cheetah Cooper Crouse-Hinds Delta Edwin Gaynor Ericson	Gem Brad Harrison Kulka Leviton Lunalite McGill Meltric Mennekes National Tel-Tronics	Remke Russellstoll SuperiorSwitch Syntel UndergroundDevices Walther WireXpress Woodhead

Miscellaneous
A.L.P. Advanced Cable Ties Aeromotive Air Doors Alert Safety Light American Device American Dryer American Timer Aramsco Armor Tile Automatic Reel Bergen Boardworks Brady Bright Star Buckeye Buffalo Tools CRC Cadweld Cal Am Cambridge Lee Canusa-EMI Compco Curbell Cutler Designer's Edge Dorcy Eastern Engineered Products	Eritech Eveready Excel Dryer Falcon Firex Fiskars Florence Galvan Gleason Reel Harger Heath Co. Industrial Electrical Reels Industrial Safety Belt International Protective Kidde Knight Lambro Larsen Lashmar Lawson Leach Relay LEM Products Lyons M&M Plastics Malcolite Mars Maxell Microswitch	Mulberry New Buffalo Nighthawk Nova Dryer Olympic Omega Marking Plastex Poly Pak Industries PRS Rack-A-Tiers Richco Rite-Touch Robar Rubbermaid Sasson Selecta Switch Southern Grounding Step by Step Guidebook Sumitomo Tapeswitch Touchplate TVM Universal Security Instruments WD-40 Weaver Weller World Dryer