81A1A-B28-B25L This Bourns 81A1A-B28-B25L is a linear rotary potentiometer with 1M ohm resistance and a 1W power rating. It features a panel mount design with PC pin termination.
Mfr Part #:

81A1A-B28-B25L

Available from 1 distributors
Mfr Name: Bourns
Bourns
This Bourns 81A1A-B28-B25L is a linear rotary potentiometer with 1M ohm resistance and a 1W power rating. It features a panel mount design with PC pin termination.
Total Stock: 162 pcs
$ Price Range: $0.05

81A1A-B28-B25L Available from 1 distributor

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81A1A-B28-B25L Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Diameter
Actuator Length
Actuator Type
Adjustment Type
Built in Switch
Bushing Thread
Mounting Type
Number of Gangs
Number of Turns
Power (Watts)
Resistance (Ohms)
Resistive Material
Rotation
Storage Temperature
Tape & Reel
Taper
Temperature Coefficient
Termination Style
Tolerance

81A1A-B28-B25L Description

Short technical summary and product information.

The Bourns 81A1A-B28-B25L is a 1M ohm linear rotary potentiometer designed for panel mounting. It offers a power rating of 1W and a tolerance of ±20%. This single-turn potentiometer has a 300° rotation and a slotted actuator.

 

Key mechanical features include a 3/8-32 bushing thread and a 0.250" (6.35mm) actuator diameter with an 0.875" (22.23mm) length. The termination style is PC pins, and it does not include a built-in switch. The resistive material is conductive plastic, and it has a temperature coefficient of ±1000ppm/°C.

 

This component is suitable for applications requiring precise manual resistance adjustment. Its robust construction and specified performance characteristics make it a reliable choice for various electronic designs.

81A1A-B28-B25L Quick Information

Product Type: Rotary Potentiometer
Canonical Name: Bourns 81A1A-B28-B25L Linear Rotary Potentiometer
Subcategory: Rotary Potentiometer

81A1A-B28-B25L Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

81A1A-B28-B25L Estimated Pricing

Qty Low High
1+ $0.05 $0.05

Estimated market price range - modelled values for guidance only, not live distributor offers.

81A1A-B28-B25L Features

  • 1M ohm linear rotary potentiometer.
  • 1W power rating with ±20% tolerance.
  • Panel mount design with PC pin termination.
  • Slotted actuator with 300° rotation.
  • Conductive plastic resistive material.

81A1A-B28-B25L Applications

  • Ideal for manual control applications.
  • Suitable for panel-mounted devices.
  • Used in adjustable circuits.
  • Provides linear resistance changes.

81A1A-B28-B25L FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resistance value of the 81A1A-B28-B25L potentiometer?

The resistance value is 1M ohm.

What is the power rating of this Bourns potentiometer?

The power rating is 1W.

What is the tolerance for the 81A1A-B28-B25L?

The tolerance is ±20%.

What type of taper does the 81A1A-B28-B25L have?

It has a linear taper.

How is the 81A1A-B28-B25L mounted?

It is designed for panel mounting.

What is the termination style for this potentiometer?

The termination style is PC Pins.

What is the moisture sensitivity level (MSL) for the 81A1A-B28-B25L?

The MSL is 1 Unlimited.

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