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Bourns 3299X1103 3/8 Square Trimmer Potentiometer

The Bourns 3299X-1-103 is a precision trimmer potentiometer designed for a wide range of industrial applications requiring fine resistance adjustment. Featuring a 3/8" square design, this potentiometer offers excellent stability and durability. It is available with various resistance options and terminal styles to suit diverse circuit configurations. The sealed design ensures reliable performance in harsh environments, and RoHS compliant versions are available for environmentally conscious designs. This trimmer potentiometer is commonly used in audio equipment, instrumentation, and other applications where precise resistance control is critical.

Authorized Distributors
Source:DigiKey
Part No:3299X-1-103
Stock:99
Inv Date:05-28-2026
Price: Unit price: $4.17
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Part No:3299X-1-103
Stock:289
Inv Date:05-29-2026
Price: Unit price: $4.21
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Part No:3299X-1-103
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.21
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Part No:3299X-1-103
Stock:200
Inv Date:05-28-2026
Price: Unit price: $1.95
Buy/RFQ:
Part No:3299X-1-103
Stock:200
Inv Date:05-28-2026
Price: Unit price: $1.95
Buy/RFQ:

Bourns 3299X1103 3/8 Square Trimmer Potentiometer Specifications:

  • Standard Resistance Range: 10 to 2 megohms
  • Resistance Tolerance: ±10 %
  • Absolute Minimum Resistance: 1 % or 2 ohms max.
  • Contact Resistance Variation: 1.0 % or 3 ohms max.
  • Adjustability Voltage: ±0.01 %
  • Resolution: Infinite
  • Insulation Resistance: 500 vdc. 1,000 megohms min.
  • Dielectric Strength Sea Level: 900 vac
  • Effective Travel: 25 turns nom.
  • Power Rating (300 volts max.) 70 °C: 0.5 watt
  • Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±100 ppm/°C
  • Torque: 3.0 oz-in. max.
  • Mechanical Stops: Wiper idles
  • Weight: 0.035 oz.
  • Marking: Manufacturer’s trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style
  • Wiper: 50 % (Actual TR) ±10 %
  • Flammability: U.L. 94V-0
  • Standard Packaging: 50 pcs. per tube

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Frequently Asked Questions

Where can I buy Bourns 3299X1103?

You can click on the BUY or RFQ button to purchase 3299X1103 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3299X1103?

You can download the 3299X1103 datasheet or visit the Bourns website for support.

Who is the manufacturer of 3299X1103?

Bourns

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