- Accelerator (Particle accelerator)
- Active vibration damping (active vibration control)
- Aircraft power supply 400Hz
- Automatic Test Equipment (ATE)
- Avalanche Photodiode (APD)
- Avionics
- Battery
- Battery Simulator
- Bidirectional power supply (regenerative power supply)
- Bipolar power supply
- Burn-in
- Cable Testing
- Capacitor Charging
- Capacitor testing
- Channel Electron Multipliers (Channeltron)
- Corona Poling
- Corona discharge/Corona generators
- Current sensor test
- Curve tracer (parameter analyzer)
- DC-DC converter
- Dielectric Barrier Discharge (DBD)
- Dielectric Breakdown Testing
- Dielectric material
- Dielectric withstand test
- Electric Llight Source (Lamp, Artificial Light)
- Electric Vehicle (EV)
- Electrodialysis (ED)
- Electron Beam
- Electron Beam (E-Beam) Evaporation
- Electron Beam (E-Beam) Welding
- Electron Beam Lithography (EBL)
- Electron Microscope
- Electron Multiplier (EM)
- Electronic Control Unit (ECU)
- Electronic load
- Electrophotography (xerography)
- Electrostatic Deflection
- Electrostatic Discharge (ESD) Testing
- Electrostatic chuck (E-Chuck, ESC)
- Electrostatic levitation
- Electrostatic precipitator (ESP)
- Elemental Analyzer
- Engine Control Unit (ECU)
- Flat Panel Detector (FPD)
- Flat Panel Display (LCD, OLED, QLED) manufacturing equipment
- Floating power supply
- Geiger counter (Geiger-Müller tube)
- Gel Electrophoresis
- High Voltage Amplifier
- High Voltage Power Supply
- High voltage pulse power supply
- Insulation breakdown test
- Inverter (Power inverter)
- Ion Beam
- Ion Implantation
- Ion Milling
- Ion Pump
- Ionization Chamber
- Ionizer
- Klystron
- Li-Ion battery (LIB)
- Light Detection and Ranging (LiDAR)
- Magnetic resonance imaging (MRI)
- Magnetron
- Marx Generators
- Mass Spectrometry (MS)
- Matrix-assisted laser desorption/ionization (MALDI)
- Microchannel Plate (MCP)
- Motor
- Nondestructive Testing (NDT)
- Nuclear fusion
- Ozonizer (Ozone generator)
- Photodetector (PD)
- Photodiode
- Photomultiplier Tube (PMT)
- Photovoltaics (PV)
- Physical Vapor Deposition (PVD)
- Piezo Actuators
- Piezo Driver
- Piezoelectric device (Piezo Device)
- Plating
- Polymerase Chain Reaction (PCR)
- Positron Emission Tomography (PET)
- Power Amplifier
- Power Feeding Equipment (PFE)
- Power supply (power supply unit)
- Pulse Generators
- Pulsed electro-acoustic (PEA) measurement
- RF amplifier
- Radiation Detection
- Scanning Electron Microscope (SEM)
- Semiconductor Fabrication Equipment
- Solar Inverter (PV Inverter)
- Spectroscopy/Spectrometry
- Sputtering
- Thickness Gauging
- Transmission Electron Microscopes (TEM)
- Traveling Wave Tube (TWT)
- Vacuum Gauge
- Vacuum Plasma Treatment
- X-Ray Analysis
- X-Ray Detector
- X-Ray Photoelectron Spectroscopy (XPS)
- X-Ray source/X-Ray tube