Square D

Square D PXF361800G 1800A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VAC

In stock
SKU: PXF361800G-NS
$44,999.00
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1 year warranty
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The Square D PXF361800G molded case circuit breaker is designed for high-performance power distribution systems requiring advanced circuit protection and ground fault functionality. Featuring a 2000 amp sensor size and an electronic non-interchangeable trip unit, this breaker incorporates LSI protection functions along with ground fault protection for enhanced system safety and reliability. Rated for 1800 amperes at 40°C, this 3-pole breaker delivers superior interrupting capacity for demanding industrial and commercial electrical applications. Its bolt-on mounting configuration ensures secure installation, while the included ARP090 rating plug provides precise operational calibration and dependable protection performance.

Product Specifications

  • Manufacturer: Square D
  • Model Number: PXF361800G
  • Product Type: Molded Case Circuit Breaker
  • Frame Style: PXF Frame
  • Trip Unit Type: Electronic Non-Interchangeable
  • Trip Functions: LSI with Ground Fault Protection
  • Sensor Size: 2000 Amp
  • Rated Current: 1800 Ampere
  • Number of Poles: 3 Pole
  • Mounting Type: Bolt-On
  • Standard Lug Type: Without Terminals Standard
  • Rating Plug Installed: ARP090
  • Operating Temperature Rating: 40°C
  • Warranty: One Year

Technical Specifications

  • Advanced electronic trip unit for precise overcurrent protection
  • Integrated ground fault protection for enhanced electrical safety
  • LSI trip functions improve system coordination and fault management
  • Non-interchangeable trip unit maintains fixed protection settings
  • High interrupting capacity for industrial and commercial applications
  • Durable molded case housing for extended operational life
  • Bolt-on connection design provides secure and reliable installation
  • Suitable for critical power distribution systems and heavy-duty electrical infrastructure

Voltage and Ratings

  • Maximum Voltage: 600 VAC
  • Interrupting Rating at 240 VAC: 125 kA
  • Interrupting Rating at 480 VAC: 100 kA
  • Interrupting Rating at 600 VAC: 65 kA
  • Current Rating: 1800 Ampere
  • Operating Temperature: 40°C

Product Data

  • Series: PXF
  • Connection Type: Bolt-On
  • Pole Configuration: 3 Pole
  • Sensor Rating: 2000 Amp
  • Rating Plug Type: ARP090
  • Protection Functions: LSI with Ground Fault
  • Voltage Class: 600VAC Maximum
  • Terminal Configuration: Without Terminals Standard
  • Product Support Type: Certified Reconditioned and New Surplus

Important Note

This product image represents a base model and is intended for identification purposes only. Accessories ordered with the breaker can be professionally installed to your specified configuration at no additional cost. The included one-year warranty covers normal shipping charges, repair services, replacement parts, and labor necessary for recertification under standard operating conditions. Warranty coverage excludes damage resulting from misuse, improper installation, 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.