Schneider Electric supplies inductive proximity sensors and capacitive proximity sensors. The inductive proximity models include limit switch, barrel, flat profile, and cubic styles. The flat profile sensors are for applications that have special mounting requirement, while the cubic style sensors are for smaller mounting applications. The limit switch sensors feature a 5-position turret head body style, with barrel type sensors available in 6.5, 8, 12, 18 and 30 mm sizes. Capacitive sensors types distributed by Schneider include barrel and block Type-C model. The barrel sensors are available with 12, 18 and 30 mm tubular mounting styles, and have a measuring range limit of 2 mm to 10 mm.  Block Type-C sensors feature standard limit switch housing resistance within aggressive environments. They have a maximum load of 200 mA or 350 mA.

Baumer Ltd. manufactures inductive proximity sensors that feature 8x56 mm or 12x50.5 mm metal housings. The sensors feature a maximum sensing distance of 0.4 mm, 1.2 mm or 1.5 mm, with switching frequency/response times less than 5 kHz. Various features of the sensors include banking screw, conncetor M8, and IP 67. The company also produces photoelectric sensors, capacitive sensors, magnetic sensors, ultrasonic sensors, smart-vision sensors, magnetic cylinder sensors, pressure sensors, and force and strain sensors.

SICK Inc. manufactures inductive proximity sensors, capacitive proximity sensors, and magnetic proximity sensors. The inductive sensors are ideal as a non-contact solution for detecting metal objects, and areavailable in cylindrical thread design, with rectangular housings, or with cylindrical sleeve design. The capacitive sensors feature sensing ranges from 8 mm to 25 mm, are are used for level and feed monitoring. SICK's magnetic proximity sensors come in cylindrical and square configurations, and feature maximum sensing ranges of 120 mm or 70 mm.

Allen Bradley, a Rockwell Automation Co., manufactures capacitive, inductive and ultrasonic proximity sensors. Inductive proximity sensor types include: general purpose tubular, harsh duty, food and beverage, welding, intrinsically safe, mini tubular, mini rectangular, rectangular, and specialty. Capacitive sensors are available as plastic barrel and general purpose types that can detect nonmetal solids and liquids. The company's proximity-style, ultrasonic sensors can detect solids and liquids from a distance of up to one meter.

HTM Sensors manufactures capacitive proximity sensors for detection of liquids, plastics, powders, and pastes; and also builds inductive proximity sensors.  The capacitive sensors feature a plastic or metal body in sizes from 1.35 mm to 15.37 mm. The company produces a number of specialty inductive sensors types including its long range, MetalHead, weld field immune, and SpatterGuard series. Several of the inductive sensors feature two or three times the sensing range of standard proximity sensors.

Automation Systems Interconnect Inc. manufactures six inductive proximity sensor types including: standard, short housing, increase range, high temperature, rectangular, and ring. The company's capacitive sensors are available with plastic or metal housings, and can be designed for high temperature resistance.

Fargo Controls Inc. manufactures inductive proximity sensors, capacitive proximity sensors, magnetic proximity sensors, and photoelectric proximity sensors. The inductive proximity sensors feature operating distances spanning 0.8 mm to 60 mm. The capacitive sensors feature operating distances from 0 mm to 35 mm. The magnetic proximity sensors are rectangular type or 6.5, 8, 10, or 12mm in diameter. The photoelectric proximity sensors feature direct reflections of 10 cm, 20 cm , and 40 cm.

PLC Center.com distributes ultrasonic proximity sensors and RF capacitance and inductive proximity, and photoelectric proximity sensors manufactured by a number of companies including: CTRL Systems Inc., Banner Engineering, Pepperl & Fuchs, Magnetrol, and Siemens.

Avago Technologies supplies optical proximity sensors used within industrial, automotive, and consumer applications. Depending on type, the proximity sensors feature a maximum detection distance of 0mm - 60 mm, and supply voltage ranging from 2.4 to 3.6 V. Proximity sensor types include: integrated optical, signal conditioning IC, and analog output reflective.

Contrinex is a manufacturer of inductive proximity sensors, photoelectric proximity sensors, ultrasonic proximity sensors, and capacitive proximity sensors. The ultrasonic sensors feature sensing range from 0 to 1500 mm, while the capacitive sensors feature operating rates from 2 to 15. Inductive proximity sensor types include: all metal F1, analog, cable-position, food/seawater, high pressure, high temperature, long distance, sealed, standard, and welding.

Kinequip Inc. distributes proximity sensors manufactured by Sunx, Turck, Baumer, Canfield, Contrinex, Malema, Murrelektronik, Tapeswitch and Wika. Proximity sensor types include: capacitive, cylinder position/magnetically-actuated, flow, inductive, safety, photoelectric, laser, light curtains, measurement, level, pressure, fiber optic, temperature, and ultrasonic.

Power Components Inc. distributes Banner Engineering-manufactured photoelectric proximity sensor types including: miniature, barrel, modular, limit switch-style, stainless steel, intrinsically safe, quick disconnect, AC & DC, universal voltage, bus compatible, and teaching.

Steven Engineering distributes proximity sensors manufactured by Banner Engineering, Red Lion Controls, Danaher Control/Namco, Schneider Electric, TopWorx, Turck, United Electric, Honeywell Sensing and Control, IDEC ISSC, and Pepperl+Fuchs.

TSI Solutions distributes Turck and Banner Engineering-brand inductive and capacitive proximity sensors. TSI also supplies flow and pressure sensors, cylinder position sensors, photoelectric and ultrasonic sensors, vision sensors, and measurement and inspection sensors manufactured by the two companies.