RV4LAYSA154A OHMITE Potentiometer Ab Meg

Review OHMITE Potentiometer Type Ab 0.15 Meg Watt

The Ohmite RV4-LAYSA154A is a high-quality linear potentiometer designed for various applications, particularly in the automotive industry. This potentiometer boasts a resistance value of 0.15 megohms, making it suitable for voltage division and current sensing circuits that require a large resistance.

The body of the RV4-LAYSA154A is constructed from a robust, flame-retardant material, ensuring its durability and reliability even in harsh environments. It features a laydown, or lateral, mounting configuration, which allows for easier installation in confined spaces. The wiper of this potentiometer is made from a carbon composite material, ensuring consistent resistance and low electrical contact resistance, resulting in stable and accurate voltage output.

This potentiometer is designed with a linear taper, meaning that the resistance changes linearly with the angle of rotation. The total rotation angle is 360 degrees, providing a wide range of resistance adjustment. The resistance value remains constant over the entire temperature range of -55 C to 125 C, ensuring stable performance in various temperature conditions.

The RV4-LAYSA154A potentiometer comes with a bushing and a locknut for secure installation. It is also RoHS compliant, meaning that it does not contain any restricted substances and is environmentally friendly. This potentiometer is a reliable and versatile component for various electrical systems, ensuring precise and stable voltage division and current sensing.

The Ohmite RV4L laysa154A potentiometer with a 0.15 megohm resistance offers several advantages and disadvantages for electrical applications. Here are some key points to consider:

1. High Resistance: The potentiometer's 0.15 megohm resistance makes it suitable for applications requiring high resistance values, such as voltage dividers, current limiting, or voltage stabilization.

2. Wide Temperature Range: The potentiometer can operate in temperatures ranging from -20 C to 70 C, making it versatile for various applications.

3. Rotary Design: The rotary design provides precise control over the resistance value, allowing for easy adjustments.

4. Carbon Composition: Carbon composition potentiometers are known for their durability and stability, making this potentiometer suitable for industrial applications.

1. Temperature Coefficient: Carbon composition potentiometers have a higher temperature coefficient compared to other types, which may affect the resistance value in changing temperatures.

2. Limited Power Handling: Due to their construction, carbon composition potentiometers have limited power handling capabilities.

3. Non-linear Resistance: The resistance value of carbon composition potentiometers is not exactly linear across their entire travel, which may affect accuracy in some applications.

The Ohmite RV4L laysa154A potentiometer with a 0.15 megohm resistance is a durable and versatile option for applications requiring high resistance values, such as voltage dividers or current limiting. Its rotary design provides easy adjustments, and the wide temperature range makes it suitable for various environments. However, its higher temperature coefficient, limited power handling, and non-linear resistance may impact its accuracy and performance in some cases.

If precision and linearity are critical factors in your application, you may want to consider other types of potentiometers, such as film or wirewound. However, if durability, high resistance, and ease of adjustment are your priorities, the Ohmite RV4L laysa154A potentiometer is a reasonable choice. It is essential to consider the specific requirements of your application and weigh the advantages and disadvantages before making a decision.

Details:

Condition: new open box. Ohmite RV4LAYSA154A is a precision rotary potentiometer from the type ab series, designed for industrial and electronic applications requiring accurate resistance adjustment.

specifications passivecompos:

• brand: Ohmite
• mpn: Rv4laysa154a
• country of origin: United States

returns passivecompos:

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

payments passivecompos:

• other
• credit card: discover
• wallet: paypal

seller passivecompos:

• city: middletown, ohio
• rating: 99.8%
• # reviews: 6864

general passivecompos:

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

shipping passivecompos:

• class: standard, one-day
• type: calculated
• service: ups ground, ups next day air saver, ups next day air
• carrier: ups
• transit: 2-5 days

offer passivecompos:

• options: ship-to-home
• in stock #: 1
• price: $10.30
• item condition: New – Open box
• best offers: true
• started: december 8, 2025
• sold #: 16
• availability: in stock