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Elma Rotary Collet Knob for use with Rotary Switch 021-3220
Specifications
| Country of Origin | India |
|---|---|
| Brand | Elma |
| Colour | Black |
| Model | 021-3220 |
| For Use With | Rotary Switch |
| Standards/Approvals | RoHS |
Key Features
- Available in multiple diameters including 9mm, 10mm, 14.5mm, and 21mm options.
- Models include versions with and without wings for the larger diameters.
- All variations are offered with or without a white line for indication.
- Knob tightening is achieved through Elma’s proven collet tightening method.
- Tightening elements are concealed by nut covers for a sleek finish.
- Constructed with black color for clear visibility and aesthetic integration.
- Complies with RoHS standards ensuring environmental safety.
Product Description
Elma 021-3220 Rotary Collet Knob is a high-quality accessory engineered for use with rotary switches in electrical and automation applications. It features a reliable and secure collet mounting system ensuring strong attachment to the rotary switch shaft.
The collet knobs come in four distinct diameters: 9mm, 10mm, 14.5mm, and 21mm, with options for wings on the larger sizes to enhance grip and functionality. Additionally, users can select between variations with or without a white line marker for precise position indication.
The tightening mechanism is expertly concealed beneath nut covers, providing a clean and professional appearance while maintaining ease of installation and adjustment. The black coloration of the knob offers excellent contrast and blending capabilities in various electrical panel environments.
Elma’s commitment to quality is demonstrated through compliance with RoHS directives, ensuring the product is free from hazardous substances and environmentally friendly. Available in multiple diameters for versatile application.
Choice of winged or non-winged versions for larger sizes. Optional white line marker enhances visual position control. Secure collet tightening ensures stable mounting. Nut covers hide tightening elements for aesthetics and safety.
Black color supports diverse installation environments. RoHS compliant for environmental safety standards.
This rotary collet knob is widely used in industrial, automation, electrical control, and manufacturing sectors, where reliable and durable rotary switch operation is essential. Its ergonomic design and proven mounting method make it suitable for applications requiring frequent adjustments or settings changes.
Browse our catalog for more Elma rotary switch components and accessories to suit your electrical and automation needs.
Explore more products in our Rotary Switch Knobs category.
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Frequently Asked Questions
This model is available in four distinct diameters: 9mm, 10mm, 14.5mm, and 21mm.
Yes, there are variations of the knob that include an optional white line marker for precise position indication.
It features a secure collet tightening method, which ensures stable mounting to the rotary switch shaft.
Yes, there are versions with and without wings for the larger diameters, enhancing grip and functionality.
The knob is constructed in black, providing clear visibility and aesthetic integration in various environments.
Yes, it complies with RoHS standards, ensuring it is free from hazardous substances.
The country of origin for this product is India.
It is widely used in industrial, automation, electrical control, and manufacturing sectors requiring reliable rotary switch operation.
The nut covers conceal the tightening elements, providing a clean and professional appearance while maintaining ease of installation.
The model number for this product is 021-3220.
This rotary collet knob is specifically designed for use with rotary switches.
The ergonomic design of the knob makes it suitable for applications requiring frequent adjustments or settings changes.
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