High-Precision Trimming Potentiometers for Reliable Circuit Tuning

When fine control and long-term reliability matter, engineers trust precision trimming potentiometers to deliver consistent performance in the most demanding designs. At jb Capacitors, our JBR Series Trimmers are built to meet those expectations—offering compact sizes, tight tolerances, and stable electrical characteristics for a wide range of tuning applications.
Why Choose JBR Series Trimmers?
Our JBR trimming potentiometers are engineered for accuracy and long-term performance, with options suitable for everything from consumer electronics to industrial automation.
Key product features:
- Tight resistance tolerance for precise adjustments
- Low temperature coefficient for long-term stability
- Available in multiple sizes and mounting styles
- Sealed construction to resist dust and humidity
- Adjustment life up to 200 cycles
Whether you’re adjusting gain, offset voltage, or frequency response, JBR trimmers help you fine-tune your circuits with confidence.
Compare Models in the JBR Series
Model | Key Feature | Typical Application | Datasheet |
---|---|---|---|
JBR-065 | Ultra-compact size for tight layouts | Wearables, communication modules | Download PDF |
JBR-3309 | Sealed, general-purpose type | Audio, consumer electronics, test equipment | Download PDF |
JBR-3540 | Wire-wound element, high precision | Industrial control, high-voltage applications | Download PDF |
Each model supports top or side adjustment to fit your mechanical layout and design preferences.
Applications
JBR Series trimmers are ideal for:
- Signal tuning and gain control
- Offset voltage calibration
- Analog filter adjustment
- Sensor trimming in IoT systems
- Fine-tuning in audio and RF circuits
Ready to Optimize Your Circuit Design?
Explore the full JBR series and find the model that fits your needs.
Download datasheets, compare specs, and request samples directly from our product page.