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Bourns 3299Z1203 3/8 inch Square Trimmer Potentiometer

The Bourns 3299Z-1-203 is a precision trimming potentiometer featuring a 3/8" square construction, ideal for applications requiring fine adjustments and reliable performance. This potentiometer offers a wide resistance range, adjustable voltage and resolution, and is designed to withstand harsh environmental conditions. It's commonly used in industrial equipment, instrumentation, and other applications where precise control of resistance is critical. Available in RoHS compliant versions, the 3299Z-1-203 ensures adherence to environmental regulations while delivering exceptional performance and durability.

Authorized Distributors
Source:DigiKey
Part No:3299Z-1-203
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.99475
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Part No:3299Z-1-203
Stock:0
Inv Date:05-29-2026
Price: Unit price: $3.96
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Part No:3299Z-1-203
Stock:0
Inv Date:05-28-2026
Price: Unit price: $3.97
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Part No:3299Z-1-203
Stock:47
Inv Date:05-28-2026
Price: Unit price: $2.783
Buy/RFQ:
Part No:3299Z-1-203
Stock:47
Inv Date:05-28-2026
Price: Unit price: $2.783
Buy/RFQ:

Bourns 3299Z1203 3/8 inch Square Trimmer Potentiometer Specifications:

  • Standard Resistance Range: 10 to 2 megohms
  • Resistance Tolerance: ±10 % std.
  • Absolute Minimum Resistance: 1 % or 2 ohms max.
  • Contact Resistance Variation: 1.0 % or 3 ohms max.
  • Adjustability Voltage: ±0.01 %
  • Adjustability Resistance: ±0.05 %
  • Adjustability Resolution: Infinite
  • Insulation Resistance: 500 vdc. 1,000 megohms min.
  • Dielectric Strength Sea Level: 900 vac
  • Dielectric Strength 70,000 Feet: 350 vac
  • Effective Travel: 25 turns nom.
  • Power Rating at 70°C: 0.5 watt
  • Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±100 ppm/°C
  • Seal Test: 85 °C Fluorinert Humidity
  • Vibration Resistance: 20 G (1 % ΔTR; 1 % ΔVR)
  • Shock Resistance: 100 G (1 % ΔTR; 1 % ΔVR)
  • Load Life: 1,000 hours 0.5 watt @ 70 °C
  • Rotational Life: 200 cycles
  • Torque: 3.0 oz-in. max.
  • Mechanical Stops: Wiper idles
  • Terminal Type: Solderable pins
  • Weight: 0.035 oz.
  • Marking: Manufacturer’s trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style
  • Wiper Position: 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 3299Z1203?

You can click on the BUY or RFQ button to purchase 3299Z1203 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 3299Z1203?

You can download the 3299Z1203 datasheet or visit the Bourns website for support.

Who is the manufacturer of 3299Z1203?

Bourns

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