RA30Y COSMOS Rotary Potentiometer

Review COSMOS Rotary Potentiometer 2k Industrial

The Cosmos RA30Y Rotary Potentiometer 20SB2K 9301 2K is a high-performance, rotary volume control component designed for various applications, particularly in the audio industry. This premium potentiometer is manufactured by Cosmos, a trusted name in the electronics industry, known for producing reliable and accurate components.

This 30mm rotary potentiometer features a shaft length of 16mm and a total length of 52mm. The body is made of durable, black anodized aluminum, ensuring it can withstand the rigors of daily use and maintain a sleek, professional appearance. The knob is made of high-quality, black plastic with a smooth, comfortable feel, allowing for easy and precise volume adjustments.

The RA30Y Rotary Potentiometer boasts a linear taper design, meaning that the resistance changes linearly with the angle of rotation. This ensures consistent volume level adjustments throughout the potentiometer's range, providing an optimal user experience. The potentiometer has a total resistance of 100k and a minimum resistance of 50 , making it suitable for various voltage applications.

Furthermore, this component comes with a detent mechanism that provides tactile feedback at specific volume levels. This feature is particularly useful in applications where precise volume control is essential, such as in recording studios or live sound environments.

The Cosmos RA30Y Rotary Potentiometer 20SB2K 9301 2K is designed to meet the highest standards of quality and reliability. It is RoHS compliant, meaning that it does not contain any hazardous substances, making it environmentally friendly and safe for use in various applications. This potentiometer is also backed by a two-year warranty from the manufacturer, providing peace of mind to users.

In summary, the Cosmos RA30Y Rotary Potentiometer 20SB2K 9301 2K is a premium, high-performance volume control component, suitable for a wide range of applications in the audio industry and beyond. Its durable design, linear taper, tactile feedback, and commitment to quality and reliability make it an excellent choice for professionals and hobbyists alike.

The Cosmos RA30Y Rotary Potentiometer 20SB2K 9301 2K is a type of adjustable resistance device used to control voltage or current in various electronic projects. Here are some pros and cons that might help you make an informed decision about purchasing this potentiometer:

1. High Resolution: This potentiometer offers a high resolution of 2,000 steps, making it ideal for precise adjustments in applications such as volume control, gain adjustment, and calibration.

2. Durable Construction: The Cosmos RA30Y Rotary Potentiometer is built with a robust shaft and a toughened resin body, ensuring long-term reliability and stability.

3. Wide Operating Temperature Range: This potentiometer can operate in temperature ranges between -20 C to 70 C, making it suitable for a wide range of applications.

4. Easy to Install: It comes with a 3.5mm diameter shaft and a screw terminal for easy wiring and installation.

5. Affordable: Compared to other high-resolution potentiometers, the Cosmos RA30Y Rotary Potentiometer is relatively affordable, making it a cost-effective option for hobbyists and small-scale projects.

1. Limited Current Handling Capacity: This potentiometer has a current handling capacity of only 0.3A, which might not be sufficient for high-power applications.

2. Requires External Power Supply: It needs an external power source to function, which might add to the overall cost and complexity of the project.

3. Potential Noise Issues: Due to its rotary design, this potentiometer might produce some audible noise when used in applications where quiet operation is essential.

In conclusion, the Cosmos RA30Y Rotary Potentiometer 20SB2K 9301 2K is a versatile and reliable option for projects requiring precise resistance adjustments. Its high resolution, durable construction, and wide operating temperature range make it an excellent choice for hobbyists and small-scale projects. However, its limited current handling capacity and the requirement for an external power source are potential drawbacks that should be considered before making a purchase.

If you're looking for a high-resolution potentiometer for a low-power application and are not concerned about noise, the Cosmos RA30Y Rotary Potentiometer could be an excellent choice for you. However, if you need a potentiometer with a higher current handling capacity or a linear taper, you might want to consider other options.

Details:

May show some signs of wear due to age and storage.

specifications passivecompos:

• brand: Cosmos
• mpn: Ra30y

returns passivecompos:

• policy: returns accepted
• method: money back
• time: 30 days
• paid by: seller

offer passivecompos:

• in stock #: 5
• prices: $25.00–$169.20
• item condition:
  • Used
  • New
  • New – Open box
  • Neu
• best offers: true
• options: ship-to-home
• started: october 30, 2025
• sold #: 11
• availability: in stock

general passivecompos:

• category: Business & Industrial > Passive Components > Variable Resistors > Potentiometers

seller passivecompos:

• rating: 99.8%
• # reviews: 19351
• city: burlington, north carolina

shipping passivecompos:

• carrier: usps, ups
• class: standard, expedited, one-day
• service: usps ground advantage, usps priority mail, ups ground, ups next day air
• type: calculated
• transit: 2-6 days

payments passivecompos:

• other
• credit card: discover
• wallet: google-pay