BOURNS

Bourns, Inc. is a leading manufacturer and supplier of trimming and precision potentiometers, panel controls and encoders, resistive products, circuit protection solutions, magnetic products, microelectronic modules, and automotive sensors. Headquartered in Riverside, CA, Bourns serves a broad range of markets, including telecommunications, industrial, instrumentation, computer, consumer, audio, medical, and automotive.

Bourns Top Sellers

Bourns - AMM20B5A1CLASL380 - Sensor;  Rotary;  Non-Contacting Analog;  Magnetic;  Multi-Turn;  20 mm;  1/4

Sensor; Rotary; Non-Contacting Analog; Magnetic; Multi-Turn; 20 mm; 1/4" Dia.; Slotted

$20.04/ea

Bourns - Sensor;  Rotary;  Non-Contacting Analog;  Magnetic;  Single Turn;  Dual Ball Bearing;  22 mm

Sensor; Rotary; Non-Contacting Analog; Magnetic; Single Turn; Dual Ball Bearing; 22 mm

$41.39/ea

Bourns - Sensor;  Rotary;  Non-Contact;  Analog;  600 micro sec. Typ;  Slotted;  Hard Stop

Sensor; Rotary; Non-Contact; Analog; 600 micro sec. Typ; Slotted; Hard Stop

$38.52/ea

Bourns - Sensor;  Rotary;  Non-Contact Analog Magnetic;  Cylindrical;  Voltage;  5 VDC

Sensor; Rotary; Non-Contact Analog Magnetic; Cylindrical; Voltage; 5 VDC

$26.11/ea


Precision Potentiometers & Turns-Counting Dials

Promised Precision in Industrial Automation, Medical, Power, and More

Bourns offers an assortment of single- and multi-turn precision potentiometers and turns-counting dials, designed for control applications where accuracy and high-reliability are needed. With digital or analog (concentric scale) readouts available on various models, Bourns consistently delivers innovative design, superior quality, and exceptional value.

More About Bourns >>

  Bourns: 70th Anniversary >>

 

Precision Potentiometers

3590 Series 1 Kohm
Potentiometers >>

3680 Series Digital
Potentiometers >>

3610 Series 10-Turn Precision Knobpot® >>

  • Plastic or Metal Shaft and Bushings
  • Solder Lugs or PC Pins
  • Sealable (Full Body Seal)
  • Repeatable Settings
  • Resolution to 0.001 %
  • Digital Display for Excellent Readability
  • Snap-in or Bushing Mount Options
  • Standard Resistance Values Available
  • Digital Dial Provides Excellent Readability

Trimpot® Trimming Potentiometers

3299 Series 3/8" Square Multi-Turn Potentiometers >>

3266 Series 1/4" Square Multi-Turn Potentiometers >>

3296 Series 3/8" Square Multi-Turn Potentiometers >>

  • Infinite Resolution Cermet
  • ±100 ppm/°C over Entire Range
  • Industrial Grade
  • Sealed
  • Standoffs Allows Thorough PC Board Washing
  • Tape and Reel Packaging Available
  • 5 Terminal Styles
  • Chevron Seal Design
  • RJ24 per MIL-R-22097, RJR24 per High-Rel Mil-R-39035

Hybritron® Precision Potentiometers

3541 Series 10 Kohm Potentiometers >>

  • Bushing Mount
  • Optional AR Lug Feature
  • High Torque Available

3501 Series 10-Turn Wirewound
Potentiometers >>

  • Sealable
  • Standard and Non-Standard Options
  • Optional Center Tap Feature

Turns-Counting Dials

H-22 Series Compact Analog Dials >>

  • No backlash
  • Compact: 22.2 mm Diameter
  • For Precision Potentiometers or Rotating Devices, up to 15 Turns

H46 Series 20-Turn Analog Dials >>

  • Large Package Size
  • For Use with Precision Potentiometers up to 20 Turns
  • Excellent Readability

Panel Controls

83/84 Series 5/8" Square 10-Turn Dials >>

  • Compatible with Model 80 Series
  • Only 10-Turn Precision Potentiometer in Modular Panel Control Package
  • Up to 2 Sections Available

3852 Series 3/4" Diameter Panel Controls >>

  • Single-Turn (3851 and 3852), 3-3/4-Turns (3856)
  • Linear and Audio Tapers
  • 50,000-Cycle Rotational Life

 

Resources

  • Website
  • Applications
  • Tools & Support
  • Featured Products Bulletin
  • Product Training

Website

Bourns, Inc. serves a broad range of markets, including telecommunications, computer, industrial, instrumentation, automotive, consumer, audio, and medical. With innovative new technologies, products and solutions, there are more reasons to partner with Bourns than ever before. Product lines include precision potentiometers, panel controls, encoders, resistor/capacitor networks, chip resistors/arrays, inductors, transformers, resettable fuses, thyristor-based overvoltage protectors, line feed resistors, gas discharge tubes, telephone station protectors, 5-pin protectors, industrial signal, irrigation and petroleum protectors, CATV coax protectors, and more.

Bourns Website
About Bourns
The History of Bourns
Press Releases
Technologies & Applications
Product Portfolio
Document Library
White Papers, Application Notes
Technical Training
Video Library
Bourns Corporate Video
Bourns Blog
Bourns on Facebook
Bourns Pro Audio on Facebook
Follow us on Twitter! @Bourns

Applications

Bourns, Inc. serves a broad range of markets, including Automotive Technologies, Consumer Electronics, Retail & Industrial Systems, Medical Technology, Network Communications, Office Machines, Personal & Mobile Computing and Telecommunications.

Automotive Technologies
Consumer Electronics
Lighting
Medical Technology
Mobile & Personal Computing
Network Communications
Office Machines
Industrial & Instrumentation
Telecommunications

Product Training

Bourns is dedicated to sharing their deep knowledge with customers. Below you'll find links to resourceful information, assisting you with training for various Bourns products.


Circuit Protection
  • ESD Protection Devices
  • Gas Discharge Tubes (GDT)
  • Magnetic Products
  • Multifuse® Resettable Fuses
  • Singlfuse™ Thin Film Chip Fuses
  • TBU® High-Speed Protectors
  • TCS™ High-Speed Protectors (HSPs)

  • Diodes
  • Power TVS Products

  • Resistive Products
  • Power Resistors

  • Sensors and Controls
  • Rotary Position Sensors
  • Encoders
  • Videos

    Bourns Overload Protection of Offline Flyback Converter

    Bourns® Market Manager, Cathal Sheehan walks through a demonstration on circuit protection and overload protection of an offline flyback converter, using high temperature Multifuse® PTC Resettable Fuses.