Baumer Ltd. - Southington, CT
Manufacturer
ISO 9001:2008 certified manufacturer of hollow shaft or end shaft incremental rotary/sine encoders. Features include feature optical/magnetic sensing, programmability, stainless steel housing or ATEX approved explosion protection & resistance to shock & vibration. Absolute encoders with SSI interface, absolute encoders with integrated bus interface, absolute encoders with modular bus covers, absolute encoders with parallel interface & explosion proof absolute encoders are also available. Markets served include robotics & process engineering. Incremental/sine encoders are IP69 rated. Encoders are CE listed.
www.baumer.com/us-en/products/rotary-encode...

Sensor Systems, LLC - Saint Petersburg, FL
Manufacturer, Custom Manufacturer
ISO 9001:2000 & AS 9100:2004 certified lean manufacturing capable custom manufacturer of incremental encoders such as housed hollow shaft incremental encoders. Specifications of encoders include dia. ranging from 1.5 in. to 4.2 in., voltage ranging from 5 VDC to 15 VDC, 100 kHz frequency response & resolution ranging from 1024 ppr to 4096 ppr. Encoders are available with shaft seals, pigtail standard leads & connectors.
sensorsllc.rtrk.com/?scid=2563161&rl_alt=ht...

BEI Sensors - Goleta, CA
Manufacturer
ISO 9001:2008 certified manufacturer of hollow shaft encoders. Specifications vary depending upon models & include 1/4 in. to 5/8 in. shaft bore, speed up to 6,000 rpm, 5 VDC to 28 VDC supply voltage, 100 mA current requirement & operating temperature up to 90 degrees C. Features include dual preloaded bearings, eight pin sealed connectors, shaft clamp, metal housing & optional insulating inserts. Applications include motor feedback & vector control, printing & web process control & oil service. CE & CSA certified. UL & cUL listed. Two year warranty.
Brand Names: BEI, Omnicoder
www.beiied.com/incremental_encoders.html

Autonics USA - Mundelein, IL
Manufacturer
ISO 9001 certified manufacturer of encoders including hollow shaft encoders, rotary encoders & wheeled encoders. Rotary encoders such as absolute rotary encoders & incremental rotary encoders are available. Absolute rotary encoders range in power supply ratings from 5 Vdc to 24 Vdc, shaft dia. of 8 mm. Features include PNP open collector & NPN open collector. Specifications include maximum 3000 rpm allowable resolution, maximum 35 kHz frequency response & maximum 100 mA current consumption.
products.autonicsonline.com/category/rotary...

Hollow Shaft Encoders Products
	Ø60mm Encoders (E60H Series) Ø100mm Encoders (E100H Series) Ø20mm Encoders (E20HB Series) More

Turck, Inc. - Plymouth, MN
Manufacturer, Custom Manufacturer
Worldwide manufacturer & distributor of standard & custom encoders including shaft & hollow shaft encoders. Types include absolute, incremental, linear draw wire & linear encoders. Types of absolute encoders include single-turn & multi-turn encoders. Specifications of absolute encoders include supply voltage ranging from 10 Vdc to 30 Vdc, maximum operating current up to 65 mA & operating temperature ranging from minus 40 degrees C to plus 80 degrees C. Encoders feature mechanical drive, high rotational speed, high IP ratings, high shaft load capacity, magnetic field & short-circuit proof, reverse polarity protection & vibration/shock resistance.
Brand Names: Kubler
www.turck-usa.com/Products/Encoders/

Euchner-USA, Inc. - East Syracuse, NY
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of encoders including absolute, incremental, hollow shaft & programmable encoders to determine the location of movable machine members including lead screws, spindles, quills, for accurate positioning. Features include miniature opto-electric device used to scan a rotating digital code disk, allowing both rotary & linear movement to be accurately measured & converted into an electrical output. Capabilities include state of the art design, low power consumption, & wide range signal level. Field programmable absolute encoders are also available.
www.euchner-usa.com/idCoding.asp

AutomationDirect.com (AutomationDirect) - Cumming, GA
Distributor, Custom Manufacturer
Rugged optical encoders & rotary encoders for use in positioning & motion control applications. Models include standard shaft & hollow shaft versions of incremental encoders & absolute encoder models with a stainless steel shaft; resolutions offered from 100 to 2,500 pulses per revolution.
Brand Names: Cutler-Hammer, Hitachi
www.automationdirect.com/encoders?thomasnet

IndustrialeMart - Mundelein, IL
Distributor
Distributor of light, medium and heavy duty hollow shaft incremental encoders. Available with 12 VDC to 24 VDC voltage. Suitable for various applications including precision machine tools, fabric machinery, robot and parking systems.
www.industrialemart.com/pincart/incremental...

Telemecanique Sensors - Dayton, OH
Distributor, Manufacturer
Manufacturer of standard & custom opto-electronic rotary encoders including hollow though shaft & solid shaft incremental, single turn absolute & multi-turn absolute encoders. Single turn absolute encoders range in maximum rotational speeds from 3,600 rpm to 9,000 rpm. Solid shaft incremental encoders & through shaft incremental encoders are available. Incremental encoders range in resolutions from 100 points to 10,000 points. Single turn & multi-turn absolute encoders are IP 65 rated. Single turn absolute encoders meet IEC 60529 standards.
Brand Names: OsiSense, Square D
sesensors.thomasnet-navigator.com/

FSI Technologies Inc. - Lombard, IL
Manufacturer, Custom Manufacturer
Manufacturer of hollow shaft encoders. Optical incremental hollow shaft rotary encoders are available. Types of encoders include specialty, small, specialty open style, medium-sized & large-sized encoders. CE listed.
www.fsinet.com/ECS-Encoder-Product-Selector...

Dalec Controls Inc. - South Holland, IL
Distributor
Distributor of hollow shaft, incremental, rotary and shafts encoders. Industries served include aerospace, transportation, oil and gas, pharmaceutical, medical, automotive manufacturing, rigging, shipping, food and hospitality.
Brand Names: GE, Modus, Omegadyne, Setra, Viatran
www.dalec.com/Line_Card.html

Micronor - Newbury Park, CA
Manufacturer, Custom Manufacturer
Manufacturer of industrial automation & motion control feedback products including: rotary/linear encoders, resolvers, rotary limit switches & custom engineered geared feedback units (FBUs). Replacements for obsolete OEM FBUs from Thomson Micron.
www.micronor.com/

Schneider Electric - Des Plaines, IL
Manufacturer, Custom Manufacturer
ISO 9001:2000 & ISO 14001 certified custom manufacturer of opto-electronic rotary encoders including absolute multi-turn encoders with hollow shafts. Available in various models with 58 mm housing dia., 4,096 turns/8,192 points resolution, 24 VDC rated supply voltage, connectors, cable glands & three in-line heads. Various applications include materials handling & automatic dispensers, packaging & cutting machines, printing shops, conveyor systems, continuous processes, robots & cranes.
Brand Names: OsiSense
www.tesensors.com/products/osisense-xcc

Gulf Controls Company, LLC - Tampa, FL
Distributor, Custom Manufacturer, Service Company
Distributor of encoders including geared encoders, hollow shaft encoders, miniature encoders, modular encoders, rotary encoders & wheeled encoders. Services include repairing, rebuilding, lapping, installing, testing, machining, packaging, training. Design & application assistance services also available.
www.gulfcontrols.com/index.php

Scancon - San Clemente, CA
Manufacturer
Manufacturers Of Optical Incremental Rotary Encoders. Sizes From 16mm To 115mm. Resolutions Up To 12,500 ppr

Servo-Tek Products Co. - Hawthorne, NJ
Manufacturer, Custom Manufacturer
Manufacturer of hollow shaft encoders including rotary incremental encoders & modular rotary incremental encoders. Encoders feature resolutions of 5000 lines/revolution, 2048 lines/revolution & 1024 lines/revolution, dual channel with index, bandwidth of 500 kHz., 200 kHz. & 100 kHz., operating temperature ranging from minus 40 degree C to plus 125 degree C, O.D. of 1.5 in. & 2 in., height of .9 in. & boring capacity of up to 5/8. Encoder accessories including mounting accessories, coupling accessories & adaptors are also available.
Brand Names: Servo-Tek

Admotec Inc. - Lebanon, NH
Manufacturer
Manufacturer Of Magnetic Encoders & Rotasyn™ Solid-Rotor Resolvers For OEM Applications

TR Electronic - London, ON
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of absolute programmable encoders, hollow shaft encoders, linear transducers, incremental encoders & laser measurement devices. DeviceNet, Profibus, Interbus-S, Can Open, CanBus & all industry standard interfaces available. Cables, cable assemblies & couplings also available. Complete encoder repair services with factory warranty. 24/7 product & application support.
Brand Names: Di-soric

Global Encoder Solutions - Pleasanton, CA
Manufacturer
Manufacturer Of Rotary Incremental & Absolute Hollow Shaft Encoders, Explosion Proof, Intrinsically Safe, Wash Down & Submersible, Digital Signals & Sine/Cosine Signals. Shaft Bores Up To 4" Diameter

Automation & Metrology Inc. - Painesville, OH
Distributor
Distributor of hollow shaft encoders. Incremental rotary encoders, absolute rotary encoders & sealed angle encoders are available. Repairing services include linear scale repairing, rotary encoder repairing, digital readout repairing & digital probe repairing. AMTMA affiliated.
Brand Names: Heidenhain, Lika, RSF

Madison Electric Products, Inc., A Thermotion Co. - Mentor, OH
Distributor, Manufacturer
ISO 9001: 2000 Certified. Designers, manufacturer & distributor of hollow shaft optical encoder that converts input shaft rotation to square wave output pulses. Available with flex, servo, & flange styles. Standard thru bore encoders are available that fit shaft sizes from 0.250 inch to 1.875 inch diameter. Metric shaft sizes range from 4mm to 14mm.

Pilz Automation Safety L.P. - Canton, MI
Manufacturer, Custom Manufacturer, Service Company
ISO 9001 certified worldwide manufacturer of incremental, hollow shaft & rotary encoders for safe speed & standstill monitoring. Features include up to 8 selectable set values, differential output signals from 0.5 Vss to 30 Vss & communication options including 25-pin or 15-pin male & female connectors. Also available incremental encoders with 8 V supply voltage

Quantum Devices, Inc. - Barneveld, WI
Manufacturer
Manufacturer Of High Resolution Optical, Incremental, Rotary, Shaft & Hollow Shaft, Miniature & Absolute Encoders For High Temperature Digital Feedback

SICK, Inc. - Minneapolis, MN
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2000 & ISO 14001:2004 certified manufacturer & designer of hollow shaft & rotary encoders including incremental encoders, single turn absolute encoders, multiturn absolute encoders, wire draw encoders & linear encoders. Wire draw encoders have 5 meter measurement range & feature spring return, flexible steel rope, steel dirt removers. Connection types include 12 pin radial plug, 12 pin axial plug, 1 meter to 10 meter radial cables, 1.5 meter to 10 meter axial cables, 10-polig axial plug & 6-polig, 7-polig or 10-polig radial plug. Shaft dia. varies from 6 mm to 1 in.
Brand Names: IVP, Sick

GSI Group-Precision Motion Division - Bedford, MA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of standard & custom encoders including hollow shaft, modular, multi-turn & shaft encoders. Features include cut-to-length laser tape scale, stick-on bi-directional optical index, dedicated right & left limits, differential outputs & high tolerance to scale contamination. Specifications include resolution from 20 k CPR to 268 M CPR, sensor height of 8.7 mm & tape scale length up to 30 m per dispenser. Services include application consulting, CAD/CAM, technical consultation, OEM design support & rapid prototyping. Markets served include medical, semiconductor, printing & projection, test & measurement, material processing, laser imaging, electronics & industrial. Encoders are RoHS compliant.
Brand Names: MicroE Systems