Aleph Sensing Devices

Aleph is a specialized manufacturer of reed switches, reed relays, proximity sensors, liquid level sensors, photo sensors and other detection sensing devices, including; security equipment and information terminals. We have the capabilities of developing valuable products based on our long accumulated core knowledge and application experience.

Specialty Sensors

Opto Sensors

  • Interrupt mode includes dust/waterproof packages
  • Reflective mode includes ambient light filters
  • Lever actuated (counterweight and spring loaded)
  • Single Phototransistor, Photo Darlington, and Schmitt Triger output styles
  • PCB and panel mount
Proximity Sensors

Proximity Sensors

  • Reed switch-based magnetic proximity sensors
  • Liquid Level (float)
  • Hall-effect (solid State)
Our company’s products are predominantly used by the manufacturers of office automation (OA) equipment, household electric appliances, factory automation (FA) equipment, cars, integrated circuit (IC) testers and measuring instruments. Our products have also been highly praised in the security industry.

Aleph Reed Products

Our “Reed Switch” was introduced as a one-of-a-kind, top product in the switching device field niche market offering continued support to Japan in its creative endeavors.  
Reed Switches

Reed Switches

  • Form “A” and “C” contacts
  • Dry, Vacuum and Mercury Wetted
  • Ultraminiature through large
  • 3 Watt to 70 Watt loads
  • Up to 15 kV breakdown voltages