BOURNS 3299 Series Cermet Multi-Turn Trimmer Potentiometer, 100KΩ, 25 Turn

The BOURNS 3299 Series is a high-quality, cermet multi-turn trimming potentiometer designed for precise circuit adjustments in a wide range of electronic equipment. Featuring a through-hole mounting style, this robust component offers exceptional reliability and performance for demanding applications.

Its multi-turn design provides superior adjustment resolution, making it ideal for applications requiring fine-tuning, such as calibrating sensors, setting voltage references, or balancing circuit parameters. The potentiometer is constructed with a durable cermet resistive element, ensuring stable performance and a long rotational life.

Key Features & Benefits

• Multi-Turn Precision: Offers 25 turns of adjustment for highly accurate and repeatable settings.
• Durable Construction: Built with a cermet element for excellent stability and a rotational life of 200 cycles.
• Versatile Mounting: Through-hole design with standoffs facilitates secure PCB mounting and allows for thorough board washing during assembly.
• Environmental Protection: Features IP65-rated sealing, providing protection against dust ingress and low-pressure water jets.
• Wide Operating Range: Functions reliably in temperatures from -55°C to +125°C.
• Top Adjustment: Includes a lead screw for convenient top adjustment during calibration.

This trimmer is a fundamental component for engineers and technicians, providing dependable and precise resistance adjustment in prototyping, production, and repair environments. Its compact 3/8-inch square footprint makes it suitable for space-constrained PCB layouts.