
( Brand: Ohmite ), ( Manufacturer Part Number: 0539 ), ( Country/region Of Manufacture: United States ), ( Type: New Old Stock )
The Ohmite RHEOSTAT 0539 is a high-quality, adjustable resistor designed for heavy-duty applications. This 250 Watt rheostat is specifically engineered to handle up to 150 watts of power, making it an ideal choice for applications requiring high power dissipation.
The Ohmite RHEOSTAT 0539 features a robust construction, with a heavy-duty carbon composition wirewound element that ensures durability and reliability. The resistor is housed in a sturdy metal can, which is both corrosion-resistant and capable of withstanding high temperatures. The can is also vented, allowing for safe and efficient heat dissipation.
The rheostat's adjustable feature allows for precise control over electrical current, making it an excellent choice for applications requiring fine-tuning or variable resistance. The Ohmite RHEOSTAT 0539 also boasts a high-temperature operating range, with a maximum operating temperature of 250 degrees Celsius, making it suitable for use in high-temperature environments.
The Ohmite RHEOSTAT 0539 is designed to meet the highest industry standards, with a TCR (Temperature Coefficient of Resistance) of 0.0025% per degree Celsius and a maximum power rating of 150 watts. The resistor is also compliant with UL and CSA safety standards, ensuring that it meets the highest levels of safety and reliability.
In summary, the Ohmite RHEOSTAT 0539 is a high-performance, heavy-duty rheostat that is ideal for applications requiring high power dissipation and precise resistance control. Its robust construction, high-temperature operating range, and compliance with industry safety standards make it a reliable and trustworthy choice for electrical engineers and technicians.
Pros of buying Ohmite Rheostat 250-150W 0539:1. High Power Rating: With a power rating of 150 watts, this rheostat can handle high power applications, making it suitable for heavy-duty usage.
2. Wide Range of Resistance: The 0539 model offers a wide range of resistance, allowing you to adjust the current flow according to your requirements.
3. Durable Construction: Ohmite rheostats are known for their robust construction, ensuring long-term reliability and dependability.
4. Temperature Protection: This rheostat is equipped with a temperature protection feature, preventing overheating and damage to the device.
Cons of buying Ohmite Rheostat 250-150W 0539:1. Price: Due to its high quality and performance, this rheostat may be more expensive than some other models on the market.
2. Complexity: Rheostats can be more complex to install and use compared to simple on/off switches, requiring some technical knowledge.
Conclusion:If you need a high-performance rheostat for heavy-duty applications, the Ohmite Rheostat 250-150W 0539 is an excellent choice. Despite its higher price, its durability, wide range of resistance, and temperature protection features make it a worthwhile investment. However, ensure you have the necessary technical skills to install and use the device effectively.
Recommendation:Consider your specific application requirements and technical capabilities before making a purchase. If you are dealing with heavy-duty applications that require precise current control, the Ohmite Rheostat 250-150W 0539 is a recommended option. However, if you are looking for a more budget-friendly option, you may want to consider models with lower power ratings and resistance ranges.
This is a new old stock Ohmite 250 ohm rheostat at 150 watts . It does not come in the original box, and has been my possession for more than 30 years. Small chip in porcelain revealed by photo.