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Price Drop Alert Asco 300g 400 Amp 3 Pole 277/480 Volt, Nema 3r Enclosure (8 Week Lead Time) While Supplies Last [TasLwcNt]

$188.99 $604.99 -69%

Powerful and Reliable ASCO 300G BreakerIntroducing the ASCO 300G 400 AMP 3 POLE Breaker, a robust and high-performance electrical component designed to meet the demanding needs of industrial and commercial applications. This breaker boasts a 3 POLE c

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Price Drop Alert Asco 300g 400 Amp 3 Pole 277/480 Volt, Nema 3r Enclosure (8 Week Lead Time) While Supplies Last [TasLwcNt]

Powerful and Reliable ASCO 300G Breaker

Introducing the ASCO 300G 400 AMP 3 POLE Breaker, a robust and high-performance electrical component designed to meet the demanding needs of industrial and commercial applications. This breaker boasts a 3 POLE configuration and a 400 AMP rating, making it an ideal choice for managing heavy electrical loads with precision and safety. The solid bus bar neutral and 480 VOLT voltage rating ensure reliable performance, while the NEMA 3R enclosure provides exceptional protection against harsh environmental conditions. With its exceptional features and durable construction, the ASCO 300G Breaker is a trusted choice for professionals seeking reliability and efficiency.

Key Specifications and Properties

The ASCO 300G Breaker is equipped with a variety of features that set it apart from other breakers in the market. Here are some of its standout specifications:
  • Manufacturer: ASCO, a renowned leader in electrical components
  • Series: 300G, indicating its high-performance capabilities
  • Amps: 400 AMP, suitable for handling heavy electrical currents
  • Switched Poles: 3, providing versatile control options
  • Neutral: Solid bus bar, ensuring stable and reliable electrical connections
  • Dimensions: 24"W x 63"H x 17"D, making it space-efficient for various installations
  • Wire Size: Two up to 600MCM per phase, supporting a wide range of electrical systems
  • ASCO Part Number: J03ATSA30400NG0F, for easy identification and ordering
This breaker is built to last, with its NEMA 3R enclosure offering protection against dust, moisture, and other environmental factors that could compromise its performance.

Practical Applications and Benefits

The ASCO 300G 400 AMP Breaker is a versatile electrical component that finds its use in a variety of scenarios:
  • Industrial Settings: Ideal for managing electrical loads in manufacturing plants, warehouses, and processing facilities
  • Commercial Buildings: Perfect for ensuring electrical safety and efficiency in office buildings, retail spaces, and shopping centers
  • Residential Applications: A reliable choice for protecting electrical systems in homes, ensuring peace of mind for homeowners
With its robust design and advanced features, the ASCO 300G Breaker is a practical and beneficial addition to any electrical system, offering the highest level of safety and reliability. Don't compromise on quality; choose the ASCO 300G Breaker for all your electrical protection needs.

What Our Customers Say

February 3, 2026

Absolutely no complaints!

A great item. Just what I needed.

- Claudia Y..

February 3, 2026

Absolutely no complaints!

This is a definite must-buy.

- Rebecca B..

February 3, 2026

Absolutely no complaints!

This is a very nice product.

- Brandy S..

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