CU-1521 OHMITE Ab Linear Potentiometer Panel Mount

Review OHMITE Type Ab U-linear Potentiometer Panel Mount 1.5k 2w

The Ohmite CU-1521 AB U-linear potentiometer is a high-performance panel mount adjustment potentiometer designed for various applications where precise voltage control is essential. This potentiometer comes with a linear taper, ensuring a consistent resistance change throughout its travel, resulting in a stable and predictable voltage output.

The CU-1521 AB has a nominal resistance value of 1.5 kilohms, making it suitable for use in circuits that require voltage adjustments in the kilohm range. It can handle a maximum power dissipation of 2 watts, making it a reliable choice for applications with moderate power requirements.

The potentiometer is panel mount, featuring a 3/8-inch (9.52mm) shaft length and a 1-inch (25.4mm) diameter body. The shaft is knurled for easy grip and adjustment, and it is also available with a detent option for click detents at 10 , 20 , 30 , 45 , or 60 , providing tactile feedback for precise adjustments.

The CU-1521 AB is constructed using high-quality copper wire wound on a porcelain substrate, ensuring excellent stability, reliability, and longevity. It also features a carbon composition resistive element, which provides excellent linearity and low temperature coefficient, ensuring consistent performance across a wide temperature range.

The potentiometer is also RoHS compliant, meaning it contains no restricted substances, making it suitable for use in applications where environmental friendliness is a concern. It is also UL recognized, ensuring it meets the stringent safety standards set by Underwriters Laboratories.

In summary, the Ohmite CU-1521 AB U-linear potentiometer is a high-performance, linear, panel mount adjustment potentiometer with a nominal resistance value of 1.5 kilohms, a maximum power dissipation of 2 watts, and a 3/8-inch (9.52mm) shaft length. It features a knurled shaft for easy adjustment, a carbon composition resistive element for excellent linearity and low temperature coefficient, and is RoHS compliant and UL recognized.

The Ohmite CU-1521 AB U-linear potentiometer is a panel mount variable resistor designed for 1.5k ohms resistance with a maximum power rating of 2 watts. Here are some pros and cons that may help you decide whether to buy this potentiometer:

1. High resistance value: This potentiometer offers a resistance value of 1.5k ohms, which is suitable for various applications where a high resistance value is required.

2. Panel mount design: The U-linear design and panel mount feature make it easy to install and use in various control panels and applications.

3. Wide operating temperature range: The potentiometer can operate in temperatures ranging from -30 C to 85 C, making it suitable for use in various industrial and automotive applications.

4. Low TCR: The temperature coefficient of resistance (TCR) of this potentiometer is low, which means that its resistance value changes minimally with temperature.

5. High power rating: With a maximum power rating of 2 watts, this potentiometer can handle moderate power loads.

1. Limited travel: The U-linear design of this potentiometer offers limited travel compared to other types of potentiometers, which may not be suitable for applications where a large range of resistance adjustment is required.

2. Relative high price: Compared to other linear potentiometers with similar specifications, this Ohmite CU-1521 AB U-linear potentiometer may be pricier.

3. Requires external mounting hardware: The panel mount feature of this potentiometer requires the use of external mounting hardware, which may add to the overall cost and installation time.

The Ohmite CU-1521 AB U-linear potentiometer is a high-quality, reliable, and versatile resistor that offers a number of advantages, such as a high resistance value, panel mount design, wide operating temperature range, low TCR, and high power rating. However, it also has some limitations, such as limited travel and a relatively high price.

If you require a high resistance value, a panel mount design, and a wide operating temperature range, this potentiometer may be an excellent choice for your application. However, if you need a larger range of resistance adjustment or a lower price point, you may want to consider other options. Ultimately, the decision to buy this potentiometer depends on the specific requirements of your application and your budget.

If you are looking for a high-quality, reliable, and versatile U-linear potentiometer with a high resistance value, wide operating temperature range, and panel mount design, the Ohmite CU-1521 AB U-linear potentiometer is an excellent choice. However, if you need a larger range of resistance adjustment or a lower price point, you may want to consider other options, such as a rotary potentiometer or a linear potentiometer with a lower resistance value.

Details:

With the trusted Ohmite brand behind it, this unit is ideal for various electronic applications requiring accurate and stable resistance adjustments. The Ohmite CU-1521 type ab u-linear potentiometer panel mount is a 1.5k resistor with power rating of 2w. This high-quality potentiometer is designed for mounting on a panel and offers precise control over resistance levels.

specifications passivecompos:

• brand: Ohmite
• mpn: Cu-1521
• part type: Linear Panel Mount
• power rating: 2 W
• unit type: Unit
• resistance rating: 1.5k

seller passivecompos:

• rating: 100.0%
• city: buda, texas
• # reviews: 6666

returns passivecompos:

• time: 30 days
• paid by: seller
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• policy: returns accepted

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general passivecompos:

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

offer passivecompos:

• in stock #: 5
• best offers: true
• started: november 9, 2025
• prices: $14.46–$31.44
• item condition:
  • New – Open box
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  • Used
• options: ship-to-home
• sold #: 12
• availability: in stock

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