Elma Potentiometer Knob Black, 21 mm Outside Diameter, 0.25 in Shaft Diameter 020 4525

Elma 020 4525 Potentiometer Knob is a high-quality black knob designed for use in various electronic devices requiring precise variable resistance control. It features an outside diameter of 21 mm and a shaft diameter of 0.25 inches (6.35 mm), making it compatible with a wide range of potentiometer shafts and pointers.

Manufactured from durable polyamide material, the knob offers excellent mechanical strength and resistance to wear, suitable for prolonged industrial and commercial use. The matte black color ensures minimal reflection and professional aesthetics in electronic instrument panels.

This potentiometer knob complies with important industry standards including ELV(0005EC), RoHS directive ensuring restriction of hazardous substances, and UL94HB flame retardant rating, emphasizing its safety in electrical applications.

The classic collet design enables secure mounting on the shaft for reliable mechanical coupling during repeated adjustments while allowing for easy replacement if needed. Its compatibility with matching caps and pointers enhances flexibility for various applications.

Constructed from polyamide material ensuring durability. Matte black finish provides a professional appearance. Compatible with matching caps and 1/4 in shaft pointers. Complies with ELV(0005EC), RoHS, and UL94HB standards.

Manufactured in Romania with high-quality control standards. Designed for secure collet mounting ensuring reliable operation. Classic collet design for easy installation and replacement.

This Potentiometer Knob is ideal for use in electronics manufacturing, repair shops, instrumentation, and control panels where precision control and durability are critical. It suits applications in laboratory equipment, industrial controls, audio devices, and other electronic assemblies requiring user adjustments.

Explore more potentiometer and knob solutions in the Electronics Components category at EnvMart for comprehensive industrial and electronics product offerings.