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  3. WATLOW PC81-N20B-0000

WATLOW PC81-N20B-0000 Power Controller Amplifier 80-AMP

Pc81-n20b-0000 Watlow Scr Power Controller 80 Amp

( Brand: Watlow ), ( Part Type: Controller Amplifier ), ( Country Of Manufacture: United States ), ( Manufacturer Part Number: PC81-N20B-0000 ), ( Voltage Rating: 480 ), ( Serial Number: 00003518 ), ( Listed By: Mike )

Review WATLOW Scr Power Controller Amp

The Watlow PC81-N20B-0000 SCR Power Controller is a versatile and powerful solution for managing and controlling resistive heating applications with a maximum load capacity of 80 amps. This device is designed for use in industrial and commercial settings where precise temperature control and reliable power management are essential.

The PC81-N20B-0000 controller features a Thyristor-controlled Silicon-Controlled Rectifier (SCR) design, which provides fast response times and accurate temperature control. The controller is equipped with a user-friendly digital interface that allows for easy setting and adjustment of temperature setpoints, alarm limits, and other parameters. The controller also includes several built-in safety features, such as overcurrent protection, overvoltage protection, and thermal overload protection, to help ensure safe and reliable operation.

One of the key benefits of the PC81-N20B-0000 controller is its ability to handle a wide range of heating applications. It can be used to control resistive heating elements in various industrial processes, such as curing ovens, drying chambers, and temperature-controlled rooms. The controller is also suitable for use in HVAC systems, water heating applications, and other temperature control applications.

The Watlow PC81-N20B-0000 SCR Power Controller is designed for easy installation and integration into existing systems. It comes with a variety of connection options, including a detachable terminal block and a NEMA 5-15P or 15-20P plug, depending on the power supply source. The controller also includes a built-in status display, which shows the current operating status and any alarms or faults.

In summary, the Watlow PC81-N20B-0000 SCR Power Controller is a high-performance and versatile solution for managing and controlling resistive heating applications. Its Thyristor-controlled SCR design provides fast response times and accurate temperature control, while its user-friendly digital interface and built-in safety features ensure safe and reliable operation. The controller is suitable for use in a wide range of industrial and commercial heating applications and is easy to install and integrate into existing systems.

The Watlow PC81-N20B-0000 SC Power Controller is a 80 Amp, SCR-based power controller designed for temperature control applications. Here are some pros and cons that may help in making a decision about purchasing this product:

Pros:

1. High Current Capacity: With an 80 Amp current rating, this power controller can handle larger loads compared to smaller models.

2. SCR Technology: SCR technology provides faster response times and more precise temperature control, making it suitable for applications requiring tight temperature tolerances.

3. Wide Operating Voltage Range: The controller can operate on voltages ranging from 115V to 277V, making it versatile in various industrial settings.

4. Built-in Protections: The controller features various built-in protections, including overcurrent, overvoltage, and overtemperature protections, ensuring safe operation.

5. Reliable: Watlow is a well-known and respected manufacturer in the temperature control industry, ensuring a reliable and high-quality product.

Cons:

1. Limited Input Signals: This controller only supports 0-10V analog input signals, which may not be suitable for all applications that require other types of input signals.

2. Size and Weight: Due to its high current capacity and rugged design, the controller is larger and heavier than some other models, which could impact transportation and installation costs.

3. Cost: The SC Power Controller is more expensive than some other temperature control solutions, particularly solid-state controllers.

4. Manual Adjustments: While the controller offers precise temperature control, manual adjustments may be required to change setpoints, which could impact productivity in some applications.

Conclusion:

The Watlow PC81-N20B-0000 SC Power Controller is a high-performance, robust, and reliable solution for temperature control applications that require a high current capacity and fast response times. Its wide operating voltage range, built-in protections, and SCR technology make it suitable for industrial settings where precise temperature control is essential. However, its higher cost, limited input signals, and manual adjustments may be drawbacks for some users. Ultimately, the decision to purchase this controller depends on the specific requirements and budget of the application.

Recommendation:

If the application requires a high current capacity, fast response times, and precise temperature control, the Watlow PC81-N20B-0000 SC Power Controller is a solid choice. However, if the budget is a concern, or if the application requires other types of input signals or automatic adjustments, other temperature control solutions may be more suitable. It's essential to consider the specific requirements of the application and weigh the pros and cons before making a purchase decision.

Details:

Amperage Rating: 80. Model: PC81-N20B-0000. Serial Numbers must be verified. Country of Manufacture: USA.

Manufacturer: Watlow. Brand: Watlow. See photos for more details. Condition: Used.

voltage Rating: 480. We love to hear from you. Manufacturer Part Number: PC81-N20B-0000.

part #: pc81n20b0000 price

  • $900.00

specifications strialpower:

  • brand: Watlow
  • part type: Controller Amplifier
  • country of manufacture: United States
  • manufacturer part number: PC81-N20B-0000
  • voltage rating: 480
  • serial number: 00003518
  • listed by: Mike

payments strialpower:

  • wallet: Google-pay
  • other
  • credit card: Mastercard

seller strialpower:

  • city: Archbold, Ohio
  • rating: 99.2%
  • # reviews: 3589

general strialpower:

  • condition: Used
  • Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies

offer strialpower:

  • availability: In Stock
  • best offers: True
  • quantity: 1
  • started: January 30, 2026
  • options: Ship-to-home
  • sold: 0

returns strialpower:

  • method: Money back
  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted

shipping strialpower:

  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
  • cost: $34.66
  • type: Calculated
  • carrier: UPS
  • transit: 4-7 Days
  • class: Standard, Expedited, One-day
part type: controller amplifier, country of manufacture: united states, voltage rating: 480, serial number: 00003518, listed by: mike,
category: business & industrial > electrical equipment supplies > power supplies > switching mode power supplies, sku: 12806019397633752,

Watlow PC81-N20B-0000 Is Similar To:

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2 offers $900.00–$900.00 USD
  • Used. Offer #1 priced at $900.00 + $37.15 delivery = $937.15* total. See photos for more details. Manufacturer: Watlow.+$37.15 shipping
  • Used. Offer #2 priced at $900.00 + $95.00 delivery = $995.00* total. Substitutions will not be considered Mistakes do occur.+$95.00 shipping

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