PCB Piezotronics, Inc. - Depew, NY
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2000, ISO 17025-2005 & AS 9100 certified manufacturer & worldwide distributor of underwater transducers including tourmaline underwater blast sensors. Sensors with lengths of 7.6 in. & 4.2 in. & measurement range of up to 50,0000 psi are available. Capabilities include turning, cutting, milling, lapping, forming, grinding, polishing, pull testing, analyzing, welding & assembling. Meets Military Specs.
www.pcb.com/

Sensor Systems, LLC - Saint Petersburg, FL
Manufacturer, Custom Manufacturer
ISO 9001:2000 & AS 9100:2004 certified lean manufacturing capable custom manufacturer of submersible & underwater transducers such as pressure transducers. Types of transducers include potentiometric pressure transducers & strain gage pressure transducers. Specifications of pressure transducers include pressure ranging from 0 psi to 15,000 psi, case dia. from 0.5 in. to 3.2 in., case length from 0.9 in. to 3.0 in. & accuracy up to plus or minus 3.0 percent FSO. Transducers are available with Bourdon tube & capsule pressure sensors.
sensorsllc.rtrk.com/?scid=2563161&rl_alt=ht...

RDP Electrosense, Inc. - Pottstown, PA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of LVDT displacement & gauging transducers. Standard models are available in various mechanical configurations in both AC & DC to DC versions with outputs of plus/minus 5 volts, 0 to 10 volts & 2 wire 4-20 ma loop powered. Improved linearity specifications of plus/minus 0.1 percent available for most models. Measuring ranges start at plus/minus 0.25 mm (0.01 inch) & go up to plus/minus 470 mm (37 inches). Options for high temperature, mild radiation & high pressure available on most models. Sealed versions for wash down or submersible applications available in similar configurations. Custom designed solutions also available.
www.rdpe.com/us/men-disp.htm

Meggitt Sensing Systems - Wilcoxon Research - Germantown, MD
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2000 & ISO 14001:2004 certified manufacturer of standard & custom underwater transducers. Available as underwater accelerometers. Types of underwater accelerometers include general purpose, miniature & bi-axial accelerometers. Available in sensitivities of 10 mV/g & 100 mV/g, tolerances of +/-5% & +/-10%, low frequencies of 1 Hz & 2 Hz, high frequencies from 2.0 kHz to 25.0 kHz & maximum temperatures of 176 degrees F & 194 degrees F.
www.wilcoxon.com/vi_index.cfm?CatS_ID=13

Controls Warehouse - Ocala, FL
Distributor
Distributor of flow sensors or liquid level and underwater transducers. Types of sensors include paddlewheel, reed switch and insertion flow sensors. Various features include rugged cast housings, adjustable depth for various pipe sizes, adapter fittings, wide flow range and removable flow sensors.
Brand Names: FPP-Tuthill
www.controlswarehouse.com/

Tavis Corp. - Mariposa, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard and custom marine and underwater transducers. Available with pressure up to 7,500 psi, 5 VDC to 35 VDC input voltage and compensated temperature up to 165 degrees F. Features include corrosion resistance, variable reluctance sensors, dynamic pressure signal detection and contamination tolerance and particle traps. Made in USA.
pressure-transducers.taviscorp.com/compare/...

Underwater Transducers Products
	Pressure Transducers for Submarine / Military Vehicles Pressure Transmitters for Submersible / Liquid Storage

PICS INC - Malvern, PA
Manufacturer, Custom Manufacturer
Manufacturers rep. of transducers for under water & submersible applications. Types include melt pressure transducers, industrial pressure transducers & IM pressure transducers. UL & CSA certified.
Brand Names: Dynisco

Macro Sensors - Pennsauken, NJ
Manufacturer, Custom Manufacturer
ISO 9001 certified LVDT-based linear tranducers position sensors & signal conditioning. LVDT position sensor products designed for your application AC LVDT models DC LVDT versions. Loop powered 2 wire position sensors are also offered. LVDT DC position sensors offer features such as 24 V DC input, pre-calibrated 0 to 10 V DC output, non-linearity less than 0.25 percent of FRO, through bore design.
Brand Names: AST, Macro Sensors

Itc Transducer Corp. - Santa Barbara, CA
Manufacturer, Custom Manufacturer
Underwater Acoustic Transducers For Oceanographic, Defense, Geophysical, Marine Life & Laboratory Research Applications. Over 6000 Designs From 1 Hz-1 MHz. Specializing In Custom Piezoelectric Transducers; Standard Off-The-Shelf Designs,

Honeywell Sensing and Control - Golden Valley, MN
Manufacturer, Custom Manufacturer
Six Sigma capable & AS 9100, ISO 14001, ISO 9001, TS 16949, & QS 9000 certified manufacturer of underwater transducers such as one part underwater proximity sensors. Environment-proof self-contained proximity sensor enclosed in a rugged hermetically sealed ceramic/stainless steel housing & overmoulded to provide complete encapsulation. Operation by the Eddy Current Killed Oscillator (ECKO) principle, used to detect metallic objects passing in front of the sensing face. Reverse polarity & short circuit protection. Applications include submarine control systems, submersible vehicles, offshore underwater equipment, & underwater pipeline controls.

Dylix - Grand Island, NY
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom hydraulic pressure transducers with 3,000 psi maximum pressure for underwater applications. Transducers are made from PVC, stainless steel & polyurethane. Transducers have 20 degrees F to 120 degrees F compensated temperature, operating temperature up to 200 degrees F & -40 degrees F to plus 250 degrees F storage temperature. Specifications of transducers include less than 5 millisecond response time, 0.75 in. dia., 4 mA to 20 mA DC output, 1,000 megohms at 50 VDC voltage insulation resistance, 1/2 in. NPT male electrical connector & short circuit protection up to 40 VDC. Transducers are reverse polarity protected.

Stellar Technology, Inc. - Amherst, NY
Manufacturer
ISO 9001 certified. Manufacturer of standard & custom submersible pressure, load & LVDT displacement transducers for underwater applications. Specifications vary depending upon models Applications include mining, upstream oilfield, geophysical & industrial. CE certified. RoHS compliant.

AMTI (Advanced Mechanical Technology, Inc.) - Watertown, MA
Manufacturer, Service Company
ISO 9001 certified manufacturer of transducers for underwater applications. Underwater load cells are available in cylindrical designs with 6 channels in capacities ranging from 100 lbs. to 2000 lbs. & 0.75 in. x 0.75 in. x 7.2 in. to 2.97 in. x 2.97 in. x 3.5 in. dimensions.

Materials Systems Inc. - Littleton, MA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer Of Injection-Molded Piezoceramic, Piezocomposite Transducers, Sonar Arrays, Broadband Hydrophones & Projectors, Ultrasonic Sensors, Acoustic Modem Transducers

TRI/Austin, Inc. - Austin, TX
Service Company
Underwater Sound Equipment, U.S. Navy Standard Transducers. Low Frequency Electrodynamic Sound Sources; Piezoelectric Transducers

Airmar - Milford, NH
Manufacturer, Custom Manufacturer
Design & Manufacture Of Transducers

National Oilwell, Houston Scientific Products Group - Houston, TX
Manufacturer, Service Company
Manufacturer of digital transducers & underwater transducers including digital position transducer. Features include cable actuated, digital, displacement transducer incorporating torque spirator spring motor to achieve rated acceleration & velocity for displacements from 2 in. through 180 in. With cylindrical body design allowing 360 degree rotational alignment of cable departure angle & lateral adjustment for cable positioning. Includes various general, electrical & environmental features. Dual chambered, sealed-body design. Applications include wave heave measurement on offshore drilling rigs & underwater including oil technology, automotive, robotics, die casting, food processing, medical, nuclear, rail transportation, aircraft, hydraulics & process control.

Naval Undersea Warfare Center, Underwater Sound Reference Div. - Newport, RI
Distributor, Manufacturer, Service Company
Primary activity for underwater acoustic calibration, test & evaluation measurements.

Piezo Technologies - Broomfield, CO
Manufacturer, Custom Manufacturer
Manufacturer of custom & semi-custom high-performance ultrasonic transducers, medical arrays & sensors for medical & industrial applications. Offers high power ultrasonic transducers to the medical, cleaning, process control, liquid dispensing, distance ranging & gas flow industries. High temperature transducers up to 900 degrees F (482 degrees C) available for continuous use. Transducers utilize high quality materials & are available in contact, delay line, immersion & angle beam designs.

Everight Sensors Corp. - Moorestown, NJ
Distributor, Manufacturer, Custom Manufacturer
Distributor of linear & rotary position sensors, inductive, non-contact infinite life, resolution, mult. I/O's, intrinsically safe. Manufacturer OEM NYCE wave technology position sensors.

West Coast Research Corp. - Santa Monica, CA
Manufacturer, Custom Manufacturer
Custom manufacturer of underwater transducers. Specifications of underwater transducers include frequency ranging from 500 Hz to 3000 Hz, weight of 2 oz., operating temperature ranging from minus 200 degrees F to plus 400 degrees F, diameter ranging from 0.56 in. to 0.75 in. & length ranging from 0.75 in. to 1 in.