
( Brand: Ohmite ), ( Manufacturer Part Number: ALC-21039 ), ( Serial Number: 8946 )
The Ohmite ALC-21039 is a high-quality rheostat potentiometer that is designed for reliable and precise voltage or current control applications. This potentiometer features a carbon composition element, which provides excellent stability and linearity over its operating temperature range.
The ALC-21039 has a 1/4-20 threaded shaft and a 3/8-inch diameter knob, making it easy to install and adjust in a variety of applications. The shaft is made of corrosion-resistant stainless steel, ensuring long-term durability and reliability in harsh environments. The knob is also made of high-quality materials, providing a secure grip and easy adjustment.
This potentiometer has a maximum voltage rating of 100 volts and a maximum power rating of 2 watts, making it suitable for a wide range of low-power control applications. It has a 10-turn configuration, which provides fine adjustment capabilities, and a 10-ohm resistive element, which provides a low-impedance signal path.
The ALC-21039 is designed to operate over a temperature range of -40 C to 125 C, ensuring reliable performance in a wide range of operating conditions. It is RoHS compliant, meaning it contains no hazardous substances, and is UL recognized, ensuring it meets the highest safety standards.
In summary, the Ohmite ALC-21039 is a reliable and high-performance rheostat potentiometer that is ideal for voltage or current control applications. Its carbon composition element provides excellent stability and linearity, while its corrosion-resistant shaft and knob ensure long-term durability. Its 10-turn configuration and 10-ohm resistive element provide fine adjustment capabilities, making it a versatile solution for a wide range of applications. Its RoHS compliance and UL recognition further ensure its safety and reliability.
Pros of buying Ohmite ALC-21039 Rheostat Potentiometer:1. Reliability: Ohmite is a well-known brand in the electrical industry, known for its high-quality products. The ALC-21039 rheostat potentiometer is no exception. It is built to withstand harsh environments and can provide consistent performance over time.
2. Versatility: This rheostat potentiometer is suitable for various applications due to its wide range of operating temperatures (-65 C to 200 C) and voltage ratings (DC 25V to 1000V).
3. Customization: Ohmite offers this product in different types, such as linear, logarithmic, and audio taper, and in various wire leads and mounting styles, allowing you to choose the one that best fits your requirements.
4. Long Lifespan: The ALC-21039 rheostat potentiometer has a long lifespan, thanks to its robust construction and materials used.
Cons of buying Ohmite ALC-21039 Rheostat Potentiometer:1. Price: Due to its high-quality materials and wide range of specifications, the ALC-21039 rheostat potentiometer may be more expensive than other options in the market.
2. Availability: Depending on your location and specific requirements, finding the exact ALC-21039 rheostat potentiometer might be challenging, as Ohmite may not have a distributor in your area or the specific variant you need may not be readily available.
Conclusion:The Ohmite ALC-21039 Rheostat Potentiometer is a reliable and versatile option for various applications due to its robust construction, wide range of operating temperatures, voltage ratings, and customization options. However, its price and availability may be a concern for some users. If reliability, durability, and versatility are high priorities for your project, the ALC-21039 rheostat potentiometer could be an excellent investment. If budget is a concern, it may be worth considering alternative options, but be aware that you may sacrifice some of the ALC-21039's unique features.
Recommendation:If you are looking for a high-quality rheostat potentiometer that can withstand harsh environments and provide consistent performance over time, the Ohmite ALC-21039 Rheostat Potentiometer is an excellent choice. However, ensure to carefully consider your project requirements, budget, and availability before making a final decision.
Retain all shipping cartons/packaging. Manufacturer: Ohmite,: Rheostat Potentiometer, Part Number: ALC 21039, Serial 8946, condition: This item has multiple surface scratches, and minor rust corrosion as shown in pictures. SHIPPING: USA Buyers: Most items are shipped UPS Ground, unless stated otherwise.