Level

ABM Sensor Technology Inc.
Manufacture ultrasonic and microwave level measurement devices of liquids and solids.
http://www.abmsensor.com

A2D2 Electronics
Bin level sensors provide a reliable, non-nuclear option in high temperature environments, such as lime kilns and power plant fly-ash bins.
http://www.a2d2.com

Automated Sonix Corporation
Ultrasonic, non-contact level sensors and ultrasonic flowmeters to monitor and display liquid levels in tanks and flow in pipes without calibration.
http://www.automatedsonix.com/

Automation Products, Inc.
Manufacturers Dynatrol process control instruments for oil, gas, food, chemical and a wide variety of process industries
http://www.dynatrolusa.com/

Babbitt International
Level controls for liquids, bulk solids, dust emissions, dry material flow, filter leaks. Includes level switches, gauges, transmitters, RF switches and liquid-level indicators.
http://www.babbittlevel.com/

BinMaster
Electromechanical, solid state bindicators and point level control systems for level, flow, and dust detection controls including solid, liquid, powder, and slurry applications.
http://www.binmaster.com/

Charis Technology Limited
Design and Manufacture of level control systems, specialising in foam sensors and foam control systems which are completely imune to fouling.
http://www.charis.uk.com/

Conery Manufacturing, Inc.
Manufacture of mercury and mechanical float switches, high and low water alarms, custom junction boxes, stainless steel chain, tank vents, float brackets and panel mount alarm light lenses.
http://www.conerymfg.com/

Delta Controls Corporation
Manufacture industrial level measurement and control instruments and sensors. Product data sheets and catalog available in pdf format.
http://www.deltacnt.com

EMS - Engineering and Manufacturing Services
Ultrasonic sensor and control solutions for industrial level and process control.
http://www.emssensors.com/

Eurotherm Controls, Inc.
Suppliers of control and measurement instrumentation to the industrial and process markets.
http://www.actionio.com/

Float Switch, Inc.
Manufacturers of float switches, liquid level sensors, transducers, and solid-state controls for all industries.
http://www.floatswitch.net

Flowline, Liquid Level Intelligence
Manufacturer of plastic level transmitters, level switches and flow switches designed specifically for harsh acid, caustic and chemical solutions. Describes products and 10 alternative technologies including ultrasonic, capacitance, optic, radar, and thermal.
http://www.flowline.com/

GWK Electronics Ltd.
Manufacture remote liquid level measurement, alarm and control, and local tank contents gauges.
http://www.gwkelectronics.com/

Hawker Electronics
Manufactures products for level control and indication in liquids and free-flowing powders.
http://hawker-electronics.co.uk

Hawleys Engineering Solutions
Supplies liquid level gauges, flow control equipment and sealing products.
http://www.hawleys.com.au

JC Controls
Liquid nitrogen level controller. Automatic refill of liquid nitrogen traps.
http://www.ln2.net/

KAB Instruments Ltd.
Manufacture ultrasonic level measurement devices used to measure and control the movement and storage of liquids and bulk solids.
http://www.kabinstruments.com

K-TEK Corporation
Manufacturers equipment for level detection for liquids and solids. Level indicators, transmitters, switches.
http://www.ktekcorp.com/

Liquid Level, Inc.
Manufactures liquid level sensors, controls, and switches.
http://www.liquidlevel.net/

Lumenite Control Technology, Inc
Liquid level controls, timing controls, timers, switches, and sanitary probes. Engineers, designs, and manufactures Paneleveline controls, 3A sanitary pressure gauges.
http://www.lumenite.com/

Madison Company
Manufacturer of liquid level switches. Full size and miniature switches in horizontal, vertical, multi-level and specialty styles.
http://www.madisonco.com/

Milltronics Process Instruments Inc.
Manufacture ultrasonic level measurement devices used to measure and control the movement and storage of liquids and bulk solids. The company also produce dry solids flow measurement and flow monitoring equipment.
http://www.milltronics.com/

Nivelco Process Control Co., Inc.
Manufacturer of a wide range of level control equipment including vibration, conductivity, and float based level switches, capacitance and hydrostatic level transmitters.
http://www.nivelco.hu/

Ohmart/Vega Instrumentation
Manufactures tank level, density, and special process measurement instrumentation. Pulse radar, ultrasonic, and nuclear, for environments from sterile to extremely harsh.
http://www.ohmartvega.com/

Omntec Manufacturing. Inc.
Automatic tank gauging, leak and level systems and sensors for above- and below-ground storage tanks.
http://www.omntec.com

Phase Laser Inc.
Manufacturer of precision fiber optic sensor systems for distance measuring instrumentation for industry, education, and research including a line of non-contact tank and container gauging systems.
http://www.phaselaser.com/

Righton Instrument Company
Manufacturers of custom bubbler systems for level measurement and control.
http://rightoninst.com

Solid Applied Technologies Ltd.
Manufactures ultrasonic level measurement instruments requiring no calibration and radar level gauging instruments for commercial.
http://www.solidappliedtechnologies.com/

Techmark Corp.
Manufacturer of capacitive level sensors that detect the level of water and liquids in non-metallic containers. Applications include spa, jetted tub, irrigation and drinking water tanks.
http://www.tecmarkcorp.com/

Teklab S.a.s.
Manufacturer of digital liquid level sensors.
http://www.teklabweb.com/

Thirty/Ninety Eight Company
Manufactures level control indicators for bulk solids and liquids.
http://www.the3098.com/

Towa
Level controls for solids and liquids.
http://www.towa-seiden.co.jp/