73JA-1K CLAROSTAT Res Lin Box

Review CLAROSTAT Res 1k Ohm 5% Lin .25% New In Box

The Clarostat 73JA-1K is a 1 kW, 1-phase, resistive linear power controller designed for use with various types of heating elements. This controller is an upgraded version of the popular Clarostat 73JA series, offering improved accuracy and performance.

The Clarostat 73JA-1K features a 25-amp, 1-phase input circuit, capable of handling a wide range of heating applications. The 1 kW resistance setting makes it suitable for use with resistance heating elements, such as immersion heaters, cartridge heaters, and band heaters. The controller's linear design ensures a smooth and constant output, providing precise temperature control.

The controller's user-friendly design includes an easy-to-read digital display that shows the setpoint temperature, actual temperature, and power consumption. The setpoint temperature can be adjusted using the front panel controls or a remote temperature sensor (sold separately). The controller also features an automatic temperature limiter to prevent overheating and ensure safe operation.

The Clarostat 73JA-1K is built with high-quality components and is designed for long-lasting performance in industrial environments. It is UL listed and CE marked, ensuring compliance with international safety standards. The controller comes with a standard 1-year warranty, with extended warranties available upon request.

The package includes the Clarostat 73JA-1K controller, a 10-foot control cable, and a 10-foot power cable. Additional accessories, such as a remote temperature sensor, can be purchased separately to expand the controller's capabilities.

Overall, the Clarostat 73JA-1K is an ideal solution for industrial heating applications that require precise temperature control and reliable performance. Its user-friendly design, high accuracy, and long-lasting construction make it a top choice for heating professionals and industrial users alike.

The Clarostat 73JA-1K is a 1 kW resistive-linear AC power supply with a 25 box for additional accessories. Here are some pros and cons of buying this power supply:

1. High Power Capacity: With a power capacity of 1 kW, this power supply can handle heavy loads and is suitable for various applications, such as testing and calibration.

2. Resistive-Linear Configuration: This configuration offers a stable output voltage and current, making it ideal for applications that require precise control over voltage and current.

3. Wide Voltage Range: The Clarostat 73JA-1K can output voltages ranging from 0 to 1000V, which can be adjusted in 1V increments.

4. Built-in Protection Circuitry: This power supply includes protection features such as overvoltage, overcurrent, and short-circuit protection, which help prevent damage to the unit and the connected equipment.

5. High Frequency Response: The Clarostat 73JA-1K has a fast response time, making it suitable for applications that require quick adjustments in voltage and current.

1. Expensive: Compared to other power supplies with similar specifications, the Clarostat 73JA-1K is quite expensive.

2. Large Size: Due to its high power capacity and additional accessories, the Clarostat 73JA-1K is quite large and heavy, which can make it difficult to transport and install.

3. Limited Output Frequencies: While the Clarostat 73JA-1K offers a wide voltage range, it has a limited output frequency range of 10 Hz to 3 kHz.

4. Lack of Digital Interface: This power supply does not offer a digital interface for controlling the output voltage and current, which may be a limitation for some users.

The Clarostat 73JA-1K is a high-performance power supply that offers precise control over voltage and current, a wide voltage range, and built-in protection features. However, it is quite expensive, large, and heavy, and has a limited output frequency range and no digital interface.

If you require a high power capacity, precise control over voltage and current, and a wide voltage range, the Clarostat 73JA-1K may be a good investment for your application. However, if you are looking for a more cost-effective, compact, or digitally controlled power supply, there may be other options available that better suit your needs.

If you need a high power capacity, resistive-linear power supply with a wide voltage range and built-in protection features, the Clarostat 73JA-1K is a solid choice. However, if you are looking for a more cost-effective, compact, or digitally controlled power supply, consider exploring other options from reputable manufacturers such as Keysight, Tektronix, or Agilent. These companies offer a range of power supplies with various features and specifications that may better suit your needs and budget.

Details:

Please review pictures for specifications.

specifications passivecompos:

• brand: Clarostat
• mpn: 73ja-1k
• type: Linear Taper Potentiometer
• packaging: Box
• resistance rating: 1 K
• duty cycle: 5

returns passivecompos:

• time: 30 days
• policy: returns accepted
• method: money back
• paid by: buyer

offer passivecompos:

• options: ship-to-home
• started: january 22, 2026
• best offers: true
• prices: $18.75–$35.00
• item condition:
  • New
  • New – Open box
  • Used
• in stock #: 5
• availability: in stock
• sold #: 10

payments passivecompos:

• credit card: diners-club
• other
• wallet: apple-pay

seller passivecompos:

• city: capac, michigan
• # reviews: 970
• rating: 100.0%

shipping passivecompos:

• carrier: usps
• transit: 5-11 days
• type: calculated
• service: usps ground advantage
• class: standard

general passivecompos:

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