Sensors
Amphenol is a leading innovator in sensor technologies and measurement solutions. We offer the most diverse sensor portfolio of standard and customized products for the world’s most demanding regulatory and industry-driven applications. Our products and technologies include temperature sensors, moisture meters and sensors, pressure sensors, thermal validation sensors, position sensors, vibration sensors, ultrasonic sensors, level sensors, quality sensors, force sensors, acoustics sensors and magnetostrictive linear position sensors.
Visit our Amphenol Sensors site to learn more.
Custom Piezoelectric Ceramics and Composites
Piezo Technologies produces high performance piezo ceramic elements for high temperature, high pressure, high vibration, and harsh environments. Customers range from naval laboratories to medical device manufacturers and oilfield equipment manufacturers. Some require only a ceramic, custom-shaped to exacting frequency and sensitivity specifications. Others contract the entire transducer.
Custom Ultrasonic Transducers
Piezo Technologies customers include many prime defense contractors. We offer a comprehensive suite of services, from design and development to build-to-print contract manufacturing of ultrasonic transducers, sensors, and sub-assemblies. We absorb development work and deliver a plug-and-play acoustic component so their engineers can focus on system-level performance.
Custom Ultrasonic Transducers for Non-Destructive Testing
Specialty piezoceramics and custom ultrasonic transducers for challenging NDT applications: inspecting aircraft components like wings, fuselage, and engines; inspecting Oil & Gas pipelines, pressure vessels, and storage tanks; detecting cracks and fissures in tracks on railway systems; detecting wear, corrosion, cracks, and defects in power generation systems; manufacturing quality control.
Downhole Inspection Transducers
Custom-engineered Ultrasonic Downhole Transducers are designed for extremely harsh environments that are highly corrosive, abrasive, hot (up to 392°F / 200°C), and pressurized (35,000+ psi). Applications include borehole images and diameter measurements, cement bond evaluations, casing inspections, fluid properties evaluations, flow measurements, and perforation inspections.
Fluid Level Sensor
Level sensors provide digital or analog output for the measurement of a variety of fluids in a vehicle
Gas and Moisture Sensors
For more than 30 years, Telaire has been a leading manufacturer of Carbon Dioxide (CO2), Dust, and Humidity Sensors for the commercial HVAC, consumer goods, and automotive industries. Telaire holds more than 30 awarded patents in CO2 sensing, including the original automatic calibration algorithm – ABC Logic®.
Gas and Moisture Sensors
SGX Sensortech has been designing and manufacturing gas and air quality sensors and modules for over 50 years. We offer a wide range of gas sensor detection technology, catalytic, infrared, metal oxide, and electrochemical, along with a sensor portfolio offering flammable and toxic gas solutions for automotive and industrial air quality applications.
H23 Series Next Generation Hydrophones
H23 series IEPE hydrophones are rated for underwater operation to 680 meters, 2230 feet, 1000 PSI. They are EMI-shielded and self-amplified. They come in three sensitivities and subsequent frequency responses to cover diverse lab and ocean applications, including calibration, surveillance, underwater biological studies, ship noise studies, and monitoring of underwater ordnance.
H505L General Purpose Hydrophone
The rugged H505L hydrophone is small and versatile with a measurement range to 10 kHz, for use in a wide variety of underwater acoustic measurements. Applications include monitoring underwater ordinance, ship noise studies, and underwater biological studies with continuous submersion down to 250 meters. It is self-amplified with an ultra-low-noise internal amplifier.
H507A Ultra-low-noise Wide Band Hydrophone
The H507A hydrophone is compact and versatile with a measurement range to 100 kHz, for use in a wide variety of underwater acoustic measurements. Applications include monitoring of underwater ordinance, ship noise studies, and underwater biological studies with continuous submersion down to 500 meters. It is self-amplified with an ultra-low-noise internal amplifier.
H601 Hydrophone for Towed Arrays
The H601 hydrophone outputs pure acoustic pressure measurements in towed array applications. It has a patented ultra-low noise filter to eliminate vessel noise when towed behind ships, submarines, UUVs, USVs and other platforms.
Hall-Effect Gear Tooth Speed and Direction Sensor
Piher Sensing Systems' flange mount gear tooth speed and direction sensors provide precise, reliable speed and direction measurement for demanding environments. The touchless, rugged design ensures long-term reliability. Key features include: "Plug and play" operation, wide operating temperature range, fast and near-zero speed sensing, compact and rugged design and IP67 sealing.
HART Vibration Transmitters for Process Monitoring
Smart HART-enabled vibration transmitters make it easier and more convenient to monitor the vibration levels of critical rotating equipment using existing HART networks as part of your process automation, condition monitoring, and machinery diagnostics application. Class I Division 2 and ATEX Zone 2 certified versions are available for use in hazardous locations.
HCSO-1W Open Loop Current Sensor
The HCSO-1W sensor simplifies current measurement (AC/DC) for batteries, chargers & motors. It clamps directly on cables, reducing installation steps & errors. Based on Hall effect tech, it offers accurate readings & various current ranges. Easy to install & calibrate, making it cost-effective for manufacturers.
HCSP-1BS Open Loop Current Transducer
Open-loop current transducer:
Hall effect-based, busbar mounted.
Simple or dual analog output, Accurately measures currents from ±200 A to ±1.500 A.
Non-intrusive with galvanic separation,
Operates reliably in temperatures from -40°C to +125°C.
HIFU Medical Transducers
Piezo Technologies pioneered piezoelectric ceramics for High-Intensity Focused Ultrasound (HIFU) treatments, including piezo ceramic elements and full transducer design and manufacturing. Medical HIFU applications: tissue ablation for prostate and other cancer treatments, heart ablation, catheter-based ultrasound, kidney stones, uterine fibroids, skin tightening and lifting. ISO 13485 certified.
Humidity Sensor
The humidity sensor measures windscreen, ambient temperature, and humidity to calculate dew point and predict fogging condition on the windscreen to support HVAC systems.
Inductive Arc Position Sensors
Built for extreme environments, these magnet-free sensors deliver precise position data in harsh environments. IP67/69K sealed & high-temp tolerant, they handle misalignment & vibration. Arc design simplifies assembly & saves costs. Ideal for absolute rotary/linear motion sensing in automotive & off-highway applications.
Inductive high-speed xEV rotor position sensors
Piher Sensing System's high-accuracy eMotor inductive rotor position sensors (IPS) offer a cost-effective, reliable, and ASIL-D-compliant alternative to resolvers and other sensors for position sensing of high-speed motors. Inductive sensors use the physical principle of induction to detect the position of a solid metallic target, enabling reduced parts and higher design flexibility.
Inductive Linear Position Sensor
Piher’s custom inductive linear sensors measure position with no magnets, ensuring high accuracy (up to 14bit), IP67/IP69K sealing, and immunity to stray fields. Ideal for harsh automotive/off-highway use, they feature extended ranges (10–800mm), compact size, and true touchless operation for maintenance-free, long-lasting performance.