Premium 250V 4-Pin Piano Keyboard Switch for Fans



High-quality brass contacts ensure stable conductivity and extended lifespan with smooth 2-speed operation. Precision-engineered ABS housing provides durability and heat resistance up to 85°C.

Custom-designed for silent fan control in pianos, audio equipment, and industrial machinery. Gold-plated terminals prevent oxidation for consistent electrical performance.

Exclusive bulk pricing for wholesalers – direct factory supply with no middlemen. Compatible with most 250V AC circuits and easy to install with standard screw terminals.

Ideal replacement part for manufacturers and DIY enthusiasts seeking reliable, low-noise switching solutions. Complies with international safety standards (RoHS certified).