RES100 OHMITE Rheostat Wirewound Resistor Potentiometer

Review OHMITE 100 Ohm Rheostat Wirewound Resistor Potentiometer 12.5 Watt 100ohm Ohms

Introducing the Ohmite RES100 12.5W Rheostat Wirewound Resistor Potentiometer, a versatile and high-performing electrical component designed for various applications. This potentiometer, offering a resistance value of 100 ohms, is a part of Ohmite's extensive line of resistors and potentiometers.

The RES12.5W designation indicates this component's power rating, which is 12.5 watts. This rating signifies the maximum power that can be safely dissipated by the potentiometer without risking damage to the device or the user. The wirewound resistor technology used in this potentiometer ensures reliable and stable resistance values.

As a rheostat, this potentiometer functions as a variable resistor, allowing the user to adjust the electrical current flowing through a circuit. By turning the dial on the RES100, you can increase or decrease the resistance value, thereby controlling the flow of electricity. This feature is invaluable for applications requiring voltage or current regulation.

The 100 ohm resistance value is a common choice for various electronic projects and applications. It offers a good balance between current flow and voltage drop, making it suitable for a wide range of applications, including voltage dividers, current sensing circuits, and power supply regulation.

The Ohmite RES100 is constructed using high-quality materials and advanced manufacturing techniques. Its robust design ensures long-lasting performance and reliability, even under heavy usage or harsh environmental conditions. The component's dimensions and mounting options cater to various application requirements, providing flexibility in design and implementation.

In summary, the Ohmite RES100 12.5W Rheostat Wirewound Resistor Potentiometer is an essential component for electrical engineers and hobbyists seeking a reliable and versatile resistance adjustment solution. Its 12.5-watt power rating, 100 ohm resistance value, and wirewound resistor technology make it an indispensable tool for voltage and current regulation in various electronic projects.

The Ohmite RES-100 12.5W rheostat wirewound resistor potentiometer with a 12.5 ohm resistance and a 100 ohm total resistance has its unique advantages and disadvantages for various applications. Let's examine each aspect:

1. Power Handling: With a power rating of 12.5 watts, this resistor potentiometer can handle relatively high power loads compared to other models in its class.

2. Linear Resistance: A wirewound resistor provides a more stable and linear resistance compared to other types of resistors, ensuring consistent performance over time.

3. Temperature Stability: The wirewound design also offers good temperature stability, which is essential for applications where resistance values may change with temperature fluctuations.

4. Ruggedness: The wirewound resistor's construction is more robust than other types, making it suitable for industrial or high-reliability applications.

1. Size and Cost: The RES-100 model may be larger and more expensive compared to other types of resistor potentiometers, such as film or carbon composites, due to its wirewound design.

2. Fragility: Wirewound resistors can be more fragile than other types, as they have a thin wire coil that can be damaged if bent or mishandled.

3. Limited Resistance Range: The 100 ohm total resistance range of this resistor potentiometer may not be suitable for all applications, especially those requiring a wider range of resistance values.

The Ohmite RES-100 12.5W rheostat wirewound resistor potentiometer is an excellent choice for applications that require high power handling, linear resistance, and temperature stability. However, it may be larger, more expensive, and less suitable for applications that require a wider range of resistance values or fragile handling.

If your application requires a high power load, stable resistance, and temperature stability, and you are willing to accept a larger size and higher cost, then the Ohmite RES-100 12.5W rheostat wirewound resistor potentiometer would be a recommended option. However, if you need a wider resistance range or a more cost-effective solution, you may want to consider other types of resistor potentiometers, such as film or carbon composites.

Details:

The product is a 100 ohm, 12.5W rheostat wirewound resistor potentiometer with lug termination style. It is made by Ohmite and has a power rating of 100w, resistance 100 ohms, wattage 12.5. With one turn of the dial, it allows for precise adjustment resistance values within specified range 100 ohms. This resistor is designed for electronic components and semiconductors, specifically serving as a variable controlling electrical current in various applications.

specifications passivecompos:

• brand: Ohmite
• mpn: Res100
• part type: Resistor
• power rating: 100 W
• termination style: Lug
• wattage: 12.5

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• best offers: true
• options: ship-to-home
• started: june 14, 2025
• prices: $19.99–$122.23
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• category: Business & Industrial > Passive Components > Potentiometers Variable Resistors > Rheostats