- Electrical Passive Components Products
- sku: 4577136203158983
- OHMITE 0453
0453 OHMITE Noble Wirewound Rheostat Potentiometer Knob
| Brand | OHMITE |
|---|---|
| Manufacturer Part Number | 0453 |
| Item Height | 57 MM |
| Type | ROTARY RHEOSTAT |
| Termination Style | SOLDERING |
| Resistance Rating | 300 |
Review OHMITE Noble Japan 300 Ohm Wirewound Rheostat Potentiometer Tested 57mm Knob
The Ohmite 0453 Noble 300 Wirewound Rheostat Potentiometer with a 57mm knob is a versatile and high-performance electrical component designed for precise voltage control in various applications. This potentiometer boasts a wirewound resistive element, which ensures superior stability and longer lifespan compared to other types of resistive elements.
Measuring 3.46 inches (88mm) in length and 1.46 inches (37mm) in width, this potentiometer offers a generous wiper diameter of 0.47 inches (12mm), enabling easy and accurate wiring connections. Its 57mm knob is not only aesthetically pleasing but also provides a comfortable grip for fine adjustments.
The Ohmite 0453 features a resistance range of 0.1 Ohm to 300 Ohms, making it suitable for various voltage control applications. With a maximum power rating of 1.5 watts and a maximum current rating of 600 milliamperes, this potentiometer can handle demanding applications without compromising performance.
This rheostat potentiometer is constructed with a robust metal housing, which ensures durability and protection against harsh environments. Its rotary design allows for smooth and consistent resistance adjustments, while the sealed and gold-plated contacts ensure reliable and corrosion-resistant performance.
Designed for high-reliability applications, the Ohmite 0453 Noble 300 Wirewound Rheostat Potentiometer is the ideal choice for those seeking superior stability, durability, and ease of use. Whether you're working on power supplies, test equipment, or other voltage control applications, this potentiometer delivers the precision and durability you need to get the job done right.
Pros and Cons of Buying an Ohmite 0453 Noble 300 Wirewound Rheostat Potentiometer with a 57mm Knob
The Ohmite 0453 Noble 300 is a wirewound rheostat potentiometer with a 57mm knob, which is widely used in various industries for voltage and current adjustment applications. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this component.
Pros:1. Precision and Accuracy: The wirewound design provides excellent precision and stability, enabling accurate voltage and current adjustments over a wide range.
2. Durability: The heavy-duty construction using a ceramic housing and a polished stainless steel knob ensures the potentiometer can withstand harsh operating conditions and prolonged use.
3. Wide Operating Range: The Ohmite 0453 Noble 300 offers a broad operating voltage range (DC 10V to 500V) and a current handling capacity of up to 3A, making it suitable for various applications.
4. Temperature Stability: The wirewound design provides excellent temperature stability, reducing the need for frequent calibration and ensuring consistent performance.
5. Versatile Applications: This potentiometer can be used in various industries, including power generation, automotive, and industrial automation, making it a versatile choice for many applications.
Cons:1. Higher Cost: Compared to other types of potentiometers, such as carbon composition or linear taper, the Ohmite 0453 Noble 300 is more expensive due to its wirewound design and higher precision.
2. Limited Resolution: The wirewound design may not offer the same level of resolution as other types of potentiometers, resulting in larger adjustment steps.
3. Complex Installation: The wirewound design may require more complex installation procedures compared to other types of potentiometers, especially when it comes to heat dissipation and mechanical mounting.
Conclusion:The Ohmite 0453 Noble 300 wirewound rheostat potentiometer with a 57mm knob is an excellent choice for applications where high precision, durability, and a wide operating range are essential. Its heavy-duty construction and temperature stability make it suitable for various industries and harsh operating conditions. However, its higher cost and limited resolution may be a drawback for some users. Ultimately, the decision to purchase this component depends on the specific requirements of your application and your budget.
Recommendation:If your application requires high precision, durability, and a wide operating range, the Ohmite 0453 Noble 300 wirewound rheostat potentiometer with a 57mm knob is an excellent choice. This component is suitable for various industries and harsh operating conditions. However, if your budget is limited or resolution is a critical factor, you may want to consider other types of potentiometers, such as carbon composition or linear taper, that may offer more cost-effective solutions with different performance characteristics.
Details:
Panel-mount variable resistor with ceramic body and exposed wirewound element. Condition shows normal cosmetic wear from age, storage, and handling. Good candidate for vintage electronics repair, industrial controls, lab equipment, or restoration projects. Approximate body diameter is 57mm, and the dial plate approximately 54mm.
Tested and working. Please review all photos carefully for exact condition, markings, terminals, shaft style, and included hardware. Includes the knob, dial plate, and screws shown in photos. Vintage noble japan wirewound rotary rheostat / potentiometer, marked 300 ohm.
specifications passivecompos:
- brand: Ohmite
- mpn: 0453
- item height: 57 Mm
- type: Rotary Rheostat
- termination style: Soldering
- resistance rating: 300
returns passivecompos:
- method: money back
- paid by: seller
- policy: returns accepted
- time: 30 days
seller passivecompos:
- city: tucson, arizona
- # reviews: 218
- rating: 100.0%
general passivecompos:
- category: Business & Industrial > Passive Components > Potentiometers Variable Resistors > Rheostats
payments passivecompos:
- other
- wallet: apple-pay
- credit card: visa
offer passivecompos:
- in stock #: 5
- availability: in stock
- options: ship-to-home
- started: april 5, 2026
- sold #: 5
- prices: $44.74–$99.99
- item condition:
- Used
- New – Open box
shipping passivecompos:
- service: usps first class
- transit: 4-10 days
- carrier: usps
- type: fixed
- class: standard
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