Square D

Square D FA34020 20A 3 Pole Molded Case Circuit Breaker – I-Line Mount – 480VAC

In stock
SKU: FA34020-NS
$999.00
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1 year warranty
30 day returns

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The FA34020 by Square D is a molded case circuit breaker designed for dependable protection of electrical distribution systems in industrial and commercial environments. Featuring an FA I-Line frame style and a thermal magnetic non-interchangeable trip unit, this breaker ensures reliable protection against overloads and short circuits. Its plug-in I-Line mounting system enables fast installation and replacement, while the rugged molded case construction ensures durability under demanding operating conditions. With a 20-amp rating and 3-pole configuration, it is suitable for low-current three-phase applications requiring high interrupting performance.

Product Specifications

  • Brand: Square D
  • Model: FA34020
  • Product Type: Molded Case Circuit Breaker
  • Frame Style: FA (I-Line)
  • Frame Type: F
  • Trip Unit Type: Thermal Magnetic Non-Interchangeable
  • Mounting Type: Plug-In (I-Line)
  • Amperage: 20 Amp
  • Poles: 3 Pole
  • Frequency: 50/60 Hz
  • Terminal Type: Standard Load End
  • Voltage Maximum: 480VAC
  • Warranty: 1 Year
  • Manufacturer: Square D

Technical Specifications

  • Thermal magnetic protection system for overload and short-circuit protection
  • Non-interchangeable trip unit with fixed calibration settings
  • Heavy-duty molded case construction for industrial reliability
  • Plug-in I-Line mounting for simplified installation and maintenance
  • Designed for three-phase electrical distribution systems
  • Standard load-end termination for secure wiring connections
  • Operates reliably at 40°C ambient temperature

Voltage and Ratings

  • Maximum Operating Voltage: 480VAC
  • DC Rating: 250VDC
  • Interrupting Capacity Ratings:
    • 25 kA @ 240 VAC
    • 18 kA @ 480 VAC
    • 10 kA @ 250 VDC
  • Current Rating: 20 Ampere
  • Poles: 3 Pole

Product Data

  • Manufacturer: Square D
  • Model Number: FA34020
  • Connection Type: Plug In
  • Frame Style: FA (I-Line)
  • Frame Type: F
  • Lug Type: Load End Standard
  • Interrupting Rating: 25kA / 18kA / 10kA
  • Application: Industrial & Commercial Power Distribution
  • Warranty: 1 Year In-House Warranty
  • Warranty Coverage: Repair, parts, labor, and standard shipping for recertification

Important Note

The product image shown represents a base model and is for identification purposes only. Accessories ordered together with the breaker can be installed at no additional cost when configuration details are provided during checkout. The included one-year in-house warranty covers repairs, parts, labor, and standard shipping required for recertification, excluding damage caused by misuse, improper handling, or normal wear and tear.
  • Type Circuit Breakers
  • Vendor Square D
  • Brand Square D

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.