BOURNS 6639S Panel Mount Rotary Potentiometer, 1kΩ, 1W
BOURNS 6639S 1kΩ, 1W precision rotary potentiometer for panel mounting. Features screwdriver adjustment & turret terminals.
The BOURNS 6639S Panel Mount Rotary Potentiometer is a precision 1-gang component designed for reliable adjustment and control in electronic circuits. It features a robust nickel-plated brass bearing and screwdriver slot adjustment, offering a dependable interface for fine-tuning applications. With its 1kΩ track resistance and 1W power rating, it is suitable for a wide range of general-purpose uses where stable and precise resistance control is required.
This rotary potentiometer is characterised by its single-turn operation and rear turret-type terminals, facilitating secure and straightforward soldered connections. It provides a continuous mechanical angle with stops, delivering essentially infinite resolution for accurate setting. The high-quality, rugged construction ensures excellent rotational life, making it a durable choice for both prototyping and finished products.
Engineered to perform in demanding conditions, it boasts an extensive operating temperature range from -65°C to 125°C. Its compact, panel-mounting design with a bushing allows for easy installation into equipment chassis or front panels. The combination of precision engineering and reliable materials makes this BOURNS component a trusted choice for professionals and enthusiasts seeking consistent performance in their electronic designs.
Key Features:
- Precision Control: Offers linear track taper with a resistance tolerance of ±15% for consistent adjustment.
- Durable Construction: Built with a nickel-plated brass bearing and rugged materials for long service life.
- Wide Temperature Range: Operates reliably in environments from -65°C to 125°C.
- Panel Mount Design: Features a bushing for secure front-panel installation.
- Reliable Termination: Equipped with rear turret-type terminals for robust electrical connections.
- General-purpose electronic circuits
- Audio equipment for volume or tone control
- Test and measurement instrumentation
- Industrial control panels
- Track Resistance: 1 kΩ
- Power Rating: 1W
- Number of Gangs: 1
- Number of Turns: 1
- Track Taper: Linear
- Resistance Tolerance: ±15%
- Adjustment Type: Screwdriver Slot
- Potentiometer Type: Precision
- Potentiometer Terminals: Turret
- Bearing Material: Nickel-plated brass
- Mechanical Angle: Continuous with stops
- Resolution: Essentially infinite
- Operating Temperature Min: -65°C
- Operating Temperature Max: 125°C
- Product Series: 6639 Series
- Product Height: 43 mm
- Product Width: 33 mm
- Product Depth: 15 mm
- Weight: 18.2 grams
- Product Range: 6639 Series
- Potentiometer Mounting: Panel Mount
- of Gangs: 1
- Temperature Coefficient: ± 500ppm/°C
- SVHC: Lead (04-Feb-2026)
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