RNS50RE OHMITE Wirewound Resistor Potentiometer

Review OHMITE 50 Ohm Wirewound Resistor Potentiometer

The Ohmite RNS50RE 50W Wirewound Resistor Potentiometer is a high-performance adjustable resistor component designed for various industrial and electrical applications. This potentiometer comes with a resistance value of 50 ohms and a maximum power rating of 50 watts.

The RNS50RE is constructed using high-quality wirewound resistor technology, which ensures stable and precise resistance values over an extended period. Its resistance element is made up of a fine wire wound tightly around a ceramic former, providing excellent heat stability and resistance to high voltages.

This potentiometer features a linear taper design, which means the resistance changes linearly as the shaft is rotated. The resistance range is from 0 ohms to the rated value of 50 ohms. The RNS50RE has a smooth, continuous rotation action, allowing precise adjustments to be made easily.

The body of the potentiometer is made of a durable, heavy-duty epoxy resin material, which provides excellent insulation and protection against environmental factors. The shaft is made of brass and is equipped with a knob for easy adjustment. The potentiometer also comes with a detent at the 90-degree position, allowing for a positive stop to be set.

The RNS50RE is suitable for use in a wide range of applications, including power supplies, instrumentation, and automation systems. It can handle a maximum voltage of 500V and has a temperature coefficient of 25 ppm/ C. The potentiometer is RoHS compliant and comes with a 1-year warranty from the manufacturer.

Overall, the Ohmite RNS50RE 50W Wirewound Resistor Potentiometer is a reliable and high-performance adjustable resistor component, ideal for various industrial and electrical applications where precise resistance adjustments are required. Its durable construction, linear taper design, and excellent heat stability make it a popular choice among engineers and technicians.

The Ohmite RNS50-R-300W is a 50 watt, 300 watt max, wirewound resistor potentiometer. It is commonly used in various electrical applications, especially in audio equipment and laboratory instrumentation. Below are some pros and cons of buying this potentiometer:

1. High Power Rating: The RNS50-R-300W has a high power rating of 300 watts, making it suitable for high power applications.

2. Precise Resistance Value: Wirewound resistors are known for their high precision and stability, making this potentiometer ideal for applications where accurate resistance value is required.

3. Long Life Span: Wirewound resistors have a longer life span compared to other types of resistors due to their construction.

4. Temperature Stability: The RNS50-R-300W has good temperature stability, which is important in applications where the resistance value needs to remain constant over a wide temperature range.

5. Wide Operating Temperature Range: The potentiometer has a wide operating temperature range of -40 C to 125 C.

1. Cost: Wirewound resistor potentiometers are generally more expensive than other types of potentiometers due to their high precision and long life span.

2. Fragile Construction: The wirewound resistor element is more fragile than other types of resistor elements and can be damaged if not handled carefully.

3. Limited Resistance Range: The RNS50-R-300W has a resistance range of 10 ohms to 5000 ohms, which may not be suitable for all applications.

The Ohmite RNS50-R-300W wirewound resistor potentiometer offers high power handling, precise resistance value, long life span, temperature stability, and a wide operating temperature range. However, it comes at a higher cost than other types of potentiometers and has a limited resistance range. If the application requires high precision, long life, and can accommodate the higher cost, then the RNS50-R-300W is a good choice. Otherwise, other types of potentiometers may be more suitable.

If the application does not require the high precision and long life span offered by the RNS50-R-300W, then consider other types of potentiometers such as carbon composition or film potentiometers. These types of potentiometers offer a lower cost and wider resistance range but may not offer the same level of precision and stability as the RNS50-R-300W. If precision and long life are essential, then the RNS50-R-300W is a good recommendation despite its higher cost.

Details:

Taper: linear. Mounting type: panel mount. Condition: new warranty:prime 30 day warranty this item is a Ohmite RNS50RE 50 ohm 300W wirewound resistor potentiometer. Type: wirewound, open frame.

Resistance: 50 ohms. Specifications: manufacturer: Ohmite. Termination: solder lug. Part number: RNS50RE.

Product: potentiometer. Its part number is RNS50RE.

specifications passivecompos:

• brand: Ohmite
• mpn: Rns50re
• part type: Resistor
• item height: 6.000
• item length: 10.000
• item width: 8.000
• upc: 735940183925

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

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• started: march 31, 2026
• prices: $657.78–$700.00
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