0325 OHMITE Nos Rheostat

Review OHMITE Nos Vintage 50w Series Rheostat Model 800 Ohm

The Ohmite 0325 NOS 50W Rheostat, model number 800, is a high-quality, adjustable resistor designed for heavy-duty applications. This rheostat offers a 50-watt power rating, making it suitable for handling significant electrical loads with ease.

The Ohmite 0325 NOS 50W Rheostat is constructed with a robust and durable design, featuring a brass housing and a high-quality, carbon composition resistive element. The housing is designed to dissipate heat efficiently, ensuring reliable operation even under heavy load conditions.

This rheostat features a rotary dial control, allowing for precise and easy adjustment of the resistance value. The control knob is large and easy to grip, making it convenient for use in industrial or laboratory settings. The resistance range of the Ohmite 0325 NOS 50W Rheostat is adjustable from a minimum of approximately 1 ohm up to a maximum of approximately 15,000 ohms.

The Ohmite 0325 NOS 50W Rheostat is designed for use in a wide range of applications, including power supply regulation, load testing, and current limiting. It is suitable for use in various industries such as automotive, industrial, and laboratory applications.

This rheostat comes in a new old stock (NOS) condition, meaning it is a previously unused and unopened item that has been stored in a controlled environment to ensure its preservation. The packaging may show signs of age, but the rheostat itself is in new condition and is guaranteed to meet the specified performance standards.

In summary, the Ohmite 0325 NOS 50W Rheostat, model number 800, is a high-performance, adjustable resistor designed for heavy-duty applications. With a robust design, precise control, and wide resistance range, it is a versatile and reliable solution for power supply regulation, load testing, and current limiting applications in various industries. The NOS condition ensures that the rheostat is in new condition, making it an excellent choice for those seeking a high-quality, vintage component for their project or application.

Ohmite 0325 NOs 50W Rheostat 800 is a variable resistance device used to control the flow of electrical current in a circuit. Here are some pros and cons of buying this rheostat:

1. Adjustable Resistance: The primary advantage of a rheostat is its ability to provide variable resistance, enabling users to control the current flowing through a circuit. The Ohmite 0325 NOs 50W Rheostat 800 can handle up to 50 watts of power and can be adjusted from 0 to 800 ohms, making it suitable for various applications.

2. Durable Construction: This rheostat features a rugged and durable design, making it ideal for industrial and commercial use. It has a brass housing, which provides good heat dissipation and resistance to corrosion.

3. Wide Operating Temperature Range: The Ohmite 0325 NOs 50W Rheostat 800 can operate in temperatures ranging from -40 C to 125 C, making it suitable for use in a wide range of environments.

4. Low Leakage Current: This rheostat has a very low leakage current, which makes it a safe option for use in applications where safety is a concern.

1. Limited Power Handling Capacity: The Ohmite 0325 NOs 50W Rheostat 800 can only handle a maximum power of 50 watts. This may not be sufficient for applications that require higher power handling capacity.

2. Manual Control: This rheostat is manually controlled, which means that the resistance value must be adjusted manually. This may not be ideal for applications where precise resistance control is required.

3. Size and Weight: The Ohmite 0325 NOs 50W Rheostat 800 is relatively large and heavy compared to some other rheostats, which may make it less suitable for applications where space is limited.

The Ohmite 0325 NOs 50W Rheostat 800 is a robust and durable variable resistance device that is suitable for industrial and commercial applications where adjustable resistance is required. Its wide operating temperature range, low leakage current, and adjustable resistance make it an attractive option for users. However, its limited power handling capacity, manual control, and size and weight may make it less suitable for some applications.

If you require a variable resistance device with higher power handling capacity or precise resistance control, you may want to consider other options, such as a variable transformer or a programmable power supply. However, if you are looking for a rugged and durable rheostat for industrial or commercial applications where adjustable resistance is required, the Ohmite 0325 NOs 50W Rheostat 800 is a good choice.

Details:

These are from a long time collector who used and saved thousands of components during his career. Please see photos for more details.

specifications passivecompos:

• brand: Ohmite
• mpn: 0325

seller passivecompos:

• # reviews: 15962
• rating: 99.7%
• city: new richmond, ohio

shipping passivecompos:

• transit: 4-11 days
• carrier: usps, fedex
• type: calculated
• class: standard
• service: usps ground advantage, fedex ground or fedex home delivery

general passivecompos:

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

offer passivecompos:

• best offers: true
• started: march 17, 2025
• sold #: 18
• availability: in stock
• prices: $39.50–$50.00
• item condition:
  • Used
  • New – Open box
  • New
• in stock #: 5
• options: ship-to-home

returns passivecompos:

• policy: no returns

payments passivecompos:

• wallet: paypal
• other
• credit card: discover