Ohio Power Systems - Carey, OH
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of standard & custom I/O modules including programmable codesys CAN bus modules from 28 I/O to 124 I/O. CAN interface control modules, DC switching modules, multiplexing modules & keyless ignition modules are also available. Capabilities include building, prototyping, consulting, repair, designing & reverse engineering.
Brand Names: STW
www.ohiopowersys.com/standard-products.html

Helm Instrument Company, Inc - Maumee, OH
Manufacturer, Service Company
Manufacturer of I/O modules. Products include sine/cosine resolver modules, 2-channel strain gage input modules & process automation modules. Products meet ANSI & OSHA requirements.
Brand Names: Helm-Pak
www.helminstrument.com/press/helmpak-press-...

Pentek - Upper Saddle River, NJ
Manufacturer
Manufacturer of data acquisition & I/O products including I/O modules. Available as analog & digital I/O module products. Analog & digital I/O module products such as multi-frequency clock synthesizers, programmable multi-frequency clock synthesizers, FPDP (front panel data port) interfaces, parallel digital I/O modules, FPDP adapters, serial I/O adapters & dual processors are available.
www.pentek.com/products/ProductsBy.cfm?Sear...

AutomationDirect.com (AutomationDirect) - Cumming, GA
Distributor, Custom Manufacturer
Analog & digital I/O modules; field I/O subsystems connect to ethernet, devicenet, profibus modbus networks.
Brand Names: Cutler-Hammer, Hitachi
www.automationdirect.com/adc/Overview/Catal...

Red Lion Controls - York, PA
Manufacturer, Custom Manufacturer
Manufacturer of standard and custom I/O modules. Products include rugged industrial automation I/O modules and digital I/O modules with logic engine. Combination I/O modules are also available. RoHS and WEEE compliant. CE listed.
Brand Names: Sixnet
www.redlion.net/Products/ProcessControl.htm...

IDEC Corp. - Sunnyvale, CA
Manufacturer, Custom Manufacturer
Manufacturer of standard and custom I/O modules. Various features include removable finger-safe spring-up terminal blocks, compact housings, I/O signals, pulse input modules. Modules are suitable for building and home automation, industrial, transportation and public utility control networks. LONMARK compliant. Meets ISO 14001 standards.
us.idec.com/Catalog/ProductSeries.aspx?Seri...

Marsh Electronics, Inc. - Locations
Distributor, Service Company
Stocking distributor of I/O modules. Vendor managed inventory (VMI) and internet replenishment programs available. RoHS complaint. Meets IPC A620 standards. UL listed. JIT and Kan Ban delivery.
Brand Names: Chicago Miniature Lamp, Cole Hersee, Crydom, Displaytech, Grayhill, Greenlee, Magnecraft, Neutrik,...
www.marshelectronics.com/products/line-card...

IFM Efector, Inc. - Exton, PA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer and custom manufacturer of I/O modules. Available with current-control functions, connectors, CAN interface and central plugs. Mounting accessories are also available. On-time delivery.
www.ifm.com/ifmus/web/pmain080_030_010.htm

Autonics USA - Mundelein, IL
Manufacturer
ISO 9001 certified manufacturer of I/O modules. Available as DeviceNet™ based remote digital I/O modules compatible with 4 types of communication & in 8 point & 16 point configurations for use with VAC & VDC inputs. Features include extensibility, auto communication speed identification, network voltage monitoring, status flag monitoring functions & noise resistance.
products.autonicsonline.com/viewitems/field...

I/O Modules Products
	Display Units Graphic Panels

WAGO Corp. - Germantown, WI
Manufacturer, Custom Manufacturer
ISO 9001:2000 & ISO 14001:2004 certified custom manufacturer of digital I/O interface modules available with field bus couplers for PLC platforms. Interface modules are available in various models with 20 VAC to 132 VAC voltage range.
Brand Names: Wago
www.wago.us/products/347.htm

Phoenix Contact - Middletown, PA
Manufacturer, Custom Manufacturer
Manufacturer of standard and custom I/O modules for field installation, control cabinets and signal acquisition applications. Various accessories include fuse, operator panels, electronic housings, shield connection clamps and insertion bridges.
www.phoenixcontact.com/online/portal/us?1dm...

NTE Electronics, Inc. - Bloomfield, NJ
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of I/O modules. Types of I/O modules include AC input modules, DC input modules, AC output modules & DC output modules. I/O modules are available in optically isolated style in different voltage ratings. UL® & CSA® approved. RoHS compliant.
Brand Names: NTE
www.nteinc.com/relays.php?a=10

Stark Electronics - Minneapolis, MN
Distributor
Distributor of industrial automation systems including I/O modules. Various other products include software, wire ducts, labels, sensor actuation cables, marker strips, power supplies, surge suppressors, switches, safety relays, signal converters, PLC cabling, circuit breakers and controllers. JIT delivery.
electronicpartsandequipment.com/industrial-...

Bay Advanced Technologies - Austin, TX
Distributor, Custom Manufacturer, Service Company
Custom manufacturer and distributor of electrical automation products including active/passive I/O modules. Capabilities include designing, manufacturing, assembly, precision CNC machining, laser cutting and welding, product development, program management, supply chain management, turnkey systems integration and fabrication. JIT and Kan Ban stocking programs available. Performance driven, Quality focused.
www.bayat.com

Merrimac Industrial Sales - Haverhill, MA
Distributor, Service Company
Distributor of industrial electrical modules including I/O modules, relay modules, power modules & electronic control modules. Industries served include automotive, food, communication, electrical machinery, electronics, leather, textile & rubber. Products meet Military Specs.
Brand Names: ATC, Adlet, Aitken, Akron, Barber-Colman, Bero, Chessell, Crydom, EMM, Halmar, Halmar Robicon,...
www.merrimacindustrial.com

Pro-face America - Ann Arbor, MI
Manufacturer
ISO 9001:2008 certified manufacturer of I/O modules for interface applications. Types of modules available are discrete I/O, process I/O, & temperature. Features include quick disconnects & on/off, start/stop, pump & flow controls . Available with maximum power consumptions of 2.10 W. Modules are UL & CE listed.
www.profaceamerica.com/cms/resource_library...

Vacuubrand, Inc. - Essex, CT
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of digital & analog I/O modules for vacuum system control. Also available are valves, plug-&-socket connections and extension cables and Y-adapters for VACUU-BUS communication system. Also, external liquid level sensors for vacuum pumps and systems.
www.vacuubrand.com/en-pageID977.php

Santa Clara Systems - Alameda, CA
Distributor, Custom Manufacturer
Distributor of electronic input & output control modules. Control modules are available as 16-port relay outputs, 2-port analog outputs, thermocouple input modules, dry contact relay output modules, & analog input modules.
Brand Names: Bailey Valve, CTI, Cutler-Hammer, Furnas, General Electric, Horner Electric, Medar, Mitsubishi,...
www.santaclarasystems.com/

Avago Technologies - San Jose, CA
Manufacturer, Custom Manufacturer
Custom manufacturer of digital I/O optical encoder modules. Various features include multiple mounting, wide resolution range, insensitive, two channel quadrature outputs, compatible and wave solderable. RoHS compliant. On-time delivery.
www.avagotech.com/pages/en/motion_control_e...

Turck, Inc. - Plymouth, MN
Manufacturer, Custom Manufacturer
Worldwide manufacturer & distributor of standard & custom network I/O products including digital I/O modules. Types include discrete I/O stations, analog I/O stations, PC boards & interface gateways. Discrete I/O stations are available in 2-inputs/2-outputs, 3-short circuit outputs, 4-short circuit outputs & 4-inputs/3-outputs types, in nylon housing material & with nickel plated brass connectors. Specifications of discrete I/O stations include operating current ratings of greater than 50 mA & operating temperatures ranging from minus 25 degrees C to plus 70 degrees C.
www.turck-usa.com/

METZ CONNECT USA Inc. - Tinton Falls, NJ
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2000 certified. Manufacturer and distributor of standard and custom I/O modules. Available with internal and external memory, manual controls and integrated web interfaces. RoHS compliant.
www.metz-connect.com/en/products/io-compone...

Electro-Sensors, Inc. - Minnetonka, MN
Manufacturer
ISO 9001:2008 certified designer and manufacturer of rugged and reliable machine monitoring sensors and hazard monitoring systems for industrial applications. Sensor-input and relay-output modules with Modbus RTU network interface. 3 Models: Analog-In (12 inputs), Discrete I/O (6 inputs, 6 relay outputs) and Frequency/Discrete-In (12 inputs) All provide protected sensor power. All signal inputs are protected.
www.electro-sensors.com/products/signal-con...

Cook Industrial Electric Co., Inc. - Cordele, GA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Stocking distributor of industrial parts including I/O modules. Industrial parts also include soft & torque limiting starters, braking resistors, line/load reactors, panel breakers, pilot devices, photoelectric, inductive, capacitive & error proofing sensors, transducers, ID systems & speed reducers.
www.cieco.com/index.htm

Microscan Systems, Inc. - Renton, WA
Manufacturer
ISO 9001:2008 certified manufacturer of machine vision accessories including I/O modules to drive various I/O. One year warranty.
Brand Names: MICROSCAN, Visionscape
www.microscan.com/en-us/Products/MachineVis...

Sterling Services - Locations
Distributor, Custom Manufacturer, Service Company
Distributor of industrial electronic products including digital I/O modules. Digital I/O modules are rack mounted & have 24 VAC/DC input. Industrial electronic integration services, diagnostics & repairs can also be done.
Brand Names: Cutler-Hammer, General Electric, Mitsubishi, Modicon, Texas Instruments, UTICOR, Westinghouse
www.sterlingservices.com/elca.html