42-900-100 CLAROSTAT Potentiometer

Review CLAROSTAT 42-900/100 Potentiometer 100 Ohm New

The Clarostat 42-900/100 is a high-precision, ten-turn potentiometer designed for applications that require stable and accurate voltage division. This potentiometer features a carbon composition resistive element, which provides a high degree of linearity and temperature stability.

The 42-900/100 model has a total resistance range of 100 ohms, with a taper option of linear or logarithmic. The ten-turn design allows for precise adjustments in voltage or current, making it an ideal choice for calibration and control applications.

The potentiometer's wiper is manufactured from beryllium copper, which ensures excellent contact stability and reliability. The shaft is made of brass, and it features a knurled grip for easy adjustment. The housing is made of impact-resistant, thermosetting plastic, and it is available in various colors to suit different application requirements.

The Clarostat 42-900/100 potentiometer is designed to operate over a temperature range of -20 C to 70 C. It has a maximum power rating of 1 watt and can handle a voltage of up to 500 volts. The potentiometer is RoHS compliant and meets the requirements of UL and other recognized safety standards.

The potentiometer comes with a 0.1" (2.54mm) diameter shaft and a 0.250" (6.35mm) diameter housing. It is supplied with a protective cap to prevent contamination of the wiper when not in use. The potentiometer is packaged in an anti-static bag to protect against damage during handling and shipping.

In summary, the Clarostat 42-900/100 potentiometer is a high-precision, ten-turn potentiometer with a carbon composition resistive element and a beryllium copper wiper. It offers a stable and accurate voltage division over a wide temperature range and is suitable for use in various industries, including test and measurement, medical, and military applications.

The Clarostat 42-900/100 is a variable resistance potentiometer designed for precise voltage adjustment in applications such as laboratory equipment, power supplies, and radio frequency (RF) circuits. Here are some pros and cons of buying this potentiometer:

1. High Precision: The Clarostat 42-900/100 has a low TCR (Temperature Coefficient of Resistance) of 20 ppm/ C, ensuring high precision and stability over temperature.

2. Low Impedance: With an impedance of 100 ohms, this potentiometer provides efficient power transfer and reduces signal distortion.

3. Wide Voltage Range: The potentiometer can handle a voltage range of 0.5 to 50 volts, making it suitable for various applications.

4. Rugged Design: The Clarostat 42-900/100 is built with a robust design that can withstand harsh environments and handle high power levels.

5. Versatile: This potentiometer can be used in various applications, including voltage regulation, current limiting, and RF matching.

1. Cost: The Clarostat 42-900/100 is a high-end potentiometer, and its cost may be a limiting factor for some users.

2. Size: Compared to other potentiometers, the Clarostat 42-900/100 is larger in size, which may require additional space in the application.

3. Manual Adjustment: This potentiometer requires manual adjustment, which may not be suitable for applications where automatic adjustment is preferred.

The Clarostat 42-900/100 is a high-precision, low-impedance potentiometer suitable for various applications where precise voltage adjustment is required. Its rugged design, wide voltage range, and versatility make it an excellent choice for laboratory equipment, power supplies, and RF circuits. However, its cost and size may be limiting factors for some users.

If precision, low impedance, and versatility are essential requirements for your application, the Clarostat 42-900/100 is an excellent choice. However, if cost and size are a concern, consider alternative potentiometers with similar specifications but at a lower price point or smaller size. Ultimately, the decision depends on the specific requirements and constraints of your application.

Details:

Clarostat 42-900/100 potentiometer 100 ohm new. One year warranty. Appearance may vary from photo. E26 box 15/hp18.

If purchased after 2:00 pm CST allow 24 hours for order processing. Available for same day shipping. 24 hour emergency service.

specifications passivecompos:

• brand: Clarostat
• mpn: 42-900/100
• country of origin: -

general passivecompos:

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

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seller passivecompos:

• rating: 100.0%
• city: talladega, alabama
• # reviews: 5368

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• type: fixed
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offer passivecompos:

• in stock #: 1
• best offers: true
• sold #: 10
• options: ship-to-home
• started: may 1, 2026
• price: $50.00
• item condition: New
• availability: in stock

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• time: 30 days