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Bourns 81A2AB28H13H13L Single-Turn Panel Control

The Bourns 81A2A-B28-H13/H13L is a robust single-turn panel control potentiometer designed for precise control applications. Its metal shaft and bushing provide a smooth and consistent feel, enhancing user experience. Available in configurations up to four sections, this potentiometer offers versatility for various control needs. A rotary switch option allows for on-off function control, making it suitable for a wide range of industrial and commercial applications. The potentiometer is RoHS compliant, ensuring environmental responsibility. It is ideal for applications requiring reliable and accurate position feedback.

Authorized Distributors
Part No:81A2A-B28-H13/H13L
Stock:20
Inv Date:05-28-2026
Price: Unit price: $21.89
Buy/RFQ:
Part No:81A2A-B28-H13/H13L
Stock:20
Inv Date:05-28-2026
Price: Unit price: $21.89
Buy/RFQ:

Bourns 81A2AB28H13H13L Single-Turn Panel Control Specifications:

  • Resistance Range: 1 K ohms to 1 megohm (Linear A, B, E, H), 100 ohms to 1 megohm (Linear A, H), 1 K ohms to 1 megohm (Audio C, D, F, G, S, T)
  • Total Resistance Tolerance: ±20 % or 10 % (Standard), ±10 % or 5 % (Cermet)
  • Independent Linearity: ±5 %
  • Absolute Minimum Resistance: 2 ohms maximum
  • Effective Electrical Angle: 240 ° ± 5 ° (Linear), 225 ° ± 5 ° (Audio)
  • Contact Resistance Variation: ±1 %
  • Dielectric Withstanding Voltage: 1,500 VAC minimum (Sea Level)
  • Insulation Resistance: 1,000 megohms minimum
  • Power Rating: +70 °C Single Section: 1 watt (Linear), 0.5 watt (Audio), +70 °C Multiple Section: 0.5 watt/section (Linear), 0.25 watt/section (Audio)
  • Operating Temperature Range: -40 °C to +125 °C
  • Storage Temperature Range: -55 °C to +125 °C
  • Temperature Coefficient: ±1,000 ppm/°C (Linear), ±150 ppm/°C (Cermet)
  • Vibration Resistance: 15 G
  • Shock Resistance: 30 G
  • Load Life: 1,000 hours
  • Rotational Life: 100,000 cycles
  • Stop Strength: 45.19 N-cm (1/4” & 1/8” shafts), 22.6 N-cm (7/8” shaft)
  • Mechanical Angle: 300 ° ±5 °
  • Torque: 0.14 to 1.06 N-cm (Single Section), 0.14 to 1.06 N-cm (Dual Section), Triple Section data not provided
  • IP Rating: IP40

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Frequently Asked Questions

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You can click on the BUY or RFQ button to purchase 81A2AB28H13H13L from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 81A2AB28H13H13L?

You can download the 81A2AB28H13H13L datasheet or visit the Bourns website for support.

Who is the manufacturer of 81A2AB28H13H13L?

Bourns

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