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The knobs support rotary devices with D-cut shafts, offer options in size, color, and style, allow integration, and work across systems in various fields.

The Motion and Control Group at Same Sky has added plastic knobs to its new line of motion and control accessories. The SPK knob family is designed for use with Same Sky’s rotary potentiometers and panel mount incremental encoders that feature D-cut shafts. These plastic knobs come in ribbed or smooth shaft types, with or without indicators, and are offered in various colors and styles. Sizes range from 8.5 to 19.45 mm in height, 10 to 32.5 mm in diameter, and 4.2 to 15.6 mm in shaft depth.
This product can be used by engineers, designers, technicians, and manufacturers who work with electronic devices or control panels that use rotary potentiometers or panel mount incremental encoders with 6 mm D-cut shafts. It’s especially useful for those in industries like electronics, automation, instrumentation, audio equipment, and machinery control systems.
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Some of the unique features of the SPK knob family include:
- Compatible with 6 mm D-cut shafts used in rotary potentiometers and incremental encoders
- Available in ribbed or smooth shaft types
- Offered with or without indicators
- Size options include 8.5–19.45 mm in height, 10–32.5 mm in diameter, and 4.2–15.6 mm shaft depth
- Multiple color and style choices
- Designed for integration into control panels, electronic devices, and machinery interfaces
- Includes a Knobs Compatibility Guide for product selection and matching
- Used in electronics, automation, instrumentation, audio equipment, and control systems
Same Sky (previously called CUI Devices) makes electronic parts. The company focuses on being kind, open to change, and enjoying work. It makes products like parts for sound, connections, motion control, relays, sensors, switches, and cooling.