Elma Potentiometer Knob Cap 21 mm Blue 040-4040

Elma 040-4040 Potentiometer Knob Cap is a precision-engineered component with a 21 mm outside diameter, intended for use in electronic assemblies requiring variable resistor control with pointers and matching caps compatibility. It is constructed from robust polyamide to withstand regular mechanical use in various electronic equipment.

This blue knob cap features a secure collet mounting providing stable, slip-free operation and complements a wide variety of potentiometer shafts. The classic design comes without a line type cap, offering a smooth aesthetic suited for professional electronic instrument panels and control devices.

The product complies with ELV(0005EC), RoHS, and UL94HB standards, ensuring environmental and safety regulations for electronic components. Originating from Romania, it reflects high manufacturing standards suitable for industrial, laboratory, and commercial electronic applications.

Durable polyamide material construction. 21 mm outside diameter for standard potentiometer compatibility. Secure collet mounting for reliable installation. Available in blue color for visual distinction. Complies with ELV, RoHS, and UL94HB safety standards.

Manufactured in Romania with quality assurance.

This potentiometer knob cap is ideal for electronic manufacturing, repair workshops, and hobbyists working with variable resistors. Its compatibility and durability make it a preferred choice in electronics component inventories. Explore the extensive range of Potentiometer Knobs and accessories on EnvMart for complete solutions.