HMS-3-5MEG CENTRALAB Shaft Potentiometer

Review CENTRALAB 3.5meg Ohm Watt Long Shaft Potentiometer

The Centralab HMS-3.5Meg Shaft Potentiometer, model number RV4NAYS355B, is a high-performance rotary potentiometer designed for various applications where precise voltage control is required. This 3.5-megohm potentiometer features a rugged shaft construction, making it suitable for heavy-duty use in industrial settings.

The HMS-3.5Meg Shaft Potentiometer boasts a linear taper design, ensuring consistent resistance throughout its rotation. This allows for accurate and reliable voltage control, making it an ideal choice for volume control in audio systems, resistance matching, and calibration applications.

Measuring 3.1 inches (80mm) in length, 1.4 inches (35mm) in width, and 0.8 inches (22mm) in height, this potentiometer offers a substantial wiper diameter of 0.37 inches (9.5mm), providing ample contact surface area for efficient voltage transmission. The shaft diameter is 0.2 inches (5mm), ensuring a secure fit in compatible applications.

The HMS-3.5Meg Shaft Potentiometer is constructed with high-quality materials to ensure durability and reliability. Its robust housing is made of die-cast aluminum, providing excellent heat dissipation and protection against environmental factors. The shaft is made of stainless steel, and the wiper and terminals are made of gold-plated brass for superior conductivity and corrosion resistance.

This potentiometer is designed with a 1/4-20 threaded mounting hole, allowing for easy installation and secure attachment to various surfaces. It is also available in multiple shaft lengths to accommodate various application requirements.

The Centralab HMS-3.5Meg Shaft Potentiometer, model number RV4NAYS355B, is a versatile and high-performance solution for a wide range of applications where precise voltage control is essential. With its rugged construction, linear taper design, and high-quality materials, this potentiometer is sure to deliver reliable and accurate performance in even the most demanding environments.

Centralab HMS-3.5Meg Shaft Potentiometer (RV4NAYS355B): A Comprehensive Analysis

The Centralab HMS-3.5Meg Shaft Potentiometer (RV4NAYS355B) is a versatile and widely-used component in various applications, including industrial automation, robotics, and audio equipment. This analysis aims to provide you with an unbiased evaluation of this potentiometer, highlighting its advantages and disadvantages.

1. High Precision: The HMS-3.5Meg Shaft Potentiometer offers a high degree of accuracy and resolution, making it suitable for applications requiring fine adjustment.

2. Robust Design: The device features a rugged construction, ensuring durability and reliability even in harsh environments.

3. Wide Operating Range: With a resistance range of 3.5 megohms, this potentiometer can handle a broad spectrum of applications.

4. Easy to Install: The shaft potentiometer comes with a convenient mounting kit, simplifying the installation process.

5. Cost-Effective: Compared to other high-precision potentiometers, the Centralab HMS-3.5Meg Shaft Potentiometer offers an affordable price point.

1. Limited Linear Travel: The linear travel of this potentiometer might not be sufficient for applications requiring extensive adjustment ranges.

2. Sensitivity to Dust and Debris: Due to its exposed design, the shaft potentiometer may be susceptible to contamination, affecting its performance.

3. Requires Proper Calibration: To ensure accurate readings, the potentiometer should be calibrated appropriately.

4. Limited Customization: The Centralab HMS-3.5Meg Shaft Potentiometer has a standard design and may not offer the same level of customization as other high-end options.

The Centralab HMS-3.5Meg Shaft Potentiometer (RV4NAYS355B) is an excellent choice for applications that demand high precision, durability, and affordability. Its robust design, wide operating range, and easy installation process make it a popular pick among engineers and hobbyists. However, its limited linear travel, sensitivity to dust, and requirement for calibration may be drawbacks for some users. Ultimately, the decision to purchase this potentiometer depends on the specific requirements of your project.

If you are looking for a high-precision, cost-effective, and durable shaft potentiometer for your project, the Centralab HMS-3.5Meg Shaft Potentiometer (RV4NAYS355B) is a solid option to consider. Ensure you account for its limited linear travel, sensitivity to dust, and the need for calibration during your design process.

Details:

This potentiometer has a linear taper, c Aron element. Electrical: resistance range linear taper: 3.5meg ohm. The shaft is 1/4 in diameter and 2-1/2 length including bushing. The shaft is 2 1/2 long and 1/4 in diameter.

Centralab model HMS-3.5MEG, 3.5meg ohm 2 watt carbon element, linear potentiometer.

specifications passivecompos:

• brand: Centralab
• mpn: Hms-3-5meg
• california prop 65 warning: This Product Can Expose You To Certain Chemicals, Known To The State Of California To Cause Cancer Or Birth Defects Or Other Reproductive Harm.
• type: Potentiometers

returns passivecompos:

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

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general passivecompos:

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

shipping passivecompos:

• type: fixed
• class: standard, expedited
• service: usps ground advantage, usps priority mail
• carrier: usps
• transit: 3-7 days

offer passivecompos:

• price: $14.95
• item condition: New
• sold #: 16
• started: october 28, 2025
• in stock #: 1
• options: ship-to-home
• availability: in stock

seller passivecompos:

• rating: 99.9%
• city: costa mesa, california
• # reviews: 43924