1. Circuit Breakers Products
  2. sku: 2958245814423813
  3. SQUARE QO370C

SQUARE D QO370C Plug Ac Cuboid Circuit Breaker 70A 3-POLE 240V

Qo370c Square D 70a 3-pole Plug-on 240v Ac Cuboid Black Matte Circuit Breaker

( Brand: Square D ), ( Mounting Style: Plug-on ), ( Maximum Amperage: 70 A ), ( Color: Black ), ( Manufacturer Part Number: QO370C ), ( Material: Plastic, Metal ), ( Suitable For: Interior ), ( Operation Method: On/off ), ( Type: Circuit Breaker ), ( Current Type: Ac ), ( Control Style: Analog/mechanical ), ( Voltage: 240 V ), ( Box Shape: Cuboid ), ( Finish: Matte ), ( Application: Branch Circuit )

Review SQUARE D Squareqo370c 70a 3-pole Plug on 240v Ac Cuboid Black Matte Circuit Breaker

The Square QO370C 70A 3-pole Plug-On Circuit Breaker is a versatile and reliable electrical component designed for use in residential and commercial applications. This circuit breaker is a 3-pole type, meaning it can handle three active conductors and one neutral conductor, making it suitable for powering heavy electrical loads such as air conditioners, heaters, and appliances that require a significant amount of power.

The QO370C circuit breaker is rated for a current of 70 Amperes at 240 Volts Alternating Current (AC), ensuring it can safely manage the electrical demands of larger electrical systems. Its plug-on design allows for easy installation without the need for additional wiring or mounting hardware, making it a popular choice for applications where quick and convenient installation is essential.

This circuit breaker features a cuboid shape, which provides increased mounting flexibility and allows it to be installed in a variety of electrical panels and enclosures. It is also designed with a 3-position handle, which allows for easy identification of the circuit breaker's status on, off, or tripped.

The Square QO370C circuit breaker is built with durability in mind, featuring a robust construction that can withstand the rigors of daily use in demanding electrical environments. It is also designed to meet the highest safety standards, ensuring the protection of both the electrical system and the users of the electrical system.

In summary, the Square QO370C 70A 3-pole Plug-On Circuit Breaker is a versatile and reliable electrical component that is suitable for powering heavy electrical loads in residential and commercial applications. Its cuboid design provides increased mounting flexibility, and its plug-on installation makes it quick and convenient to install. With a current rating of 70 Amperes at 240 Volts AC and a robust construction, this circuit breaker delivers reliable protection for your electrical system while ensuring the highest level of safety.

Pros and Cons of Buying a Square D QO370C 3-Pole Plug-On Circuit Breaker

The Square D QO370C 70A 3-pole plug-on circuit breaker is a popular option for those looking to upgrade their electrical systems. Here are some pros and cons to consider before making a purchase.

Pros:

1. Convenient Installation: The plug-on design allows for easy installation without requiring additional wiring or panel modifications.

2. Safety: This circuit breaker comes with a built-in ground-fault circuit interrupter (GFCI) for added safety in areas prone to moisture or electrical hazards.

3. Energy Efficiency: The QO370C model features Square D's Energy Saver technology, which allows the breaker to reduce power consumption during voltage swells.

4. Reliability: Square D is a reputable brand known for producing high-quality electrical components, ensuring long-lasting performance and durability.

5. Versatility: This circuit breaker can be used in a variety of applications, including residential, commercial, and industrial settings, making it a versatile choice.

Cons:

1. Limited Amperage: The maximum amperage capacity of 70A may not be suitable for all applications, limiting its usability in larger systems.

2. Size: The cuboid design and larger size compared to standard circuit breakers could pose installation challenges in tight spaces.

3. Cost: The Square D QO370C circuit breaker may be more expensive than some other options on the market, which could be a deterrent for some buyers.

4. Limited Customization: The plug-on design limits the ability to customize the breaker's settings or configurations, which might be a concern for advanced users or specific applications.

Conclusion:

The Square D QO370C 70A 3-pole plug-on circuit breaker offers several advantages, such as convenience, safety, energy efficiency, reliability, and versatility. However, it also has some drawbacks, including limited amperage, size, cost, and customizability. Ultimately, the decision to purchase this circuit breaker depends on the specific requirements of your application and your personal preferences. If the advantages outweigh the disadvantages for your use case, the Square D QO370C can be a worthwhile investment.

Recommendation:

If you're looking for a reliable, convenient, and safe circuit breaker with added safety features for applications in areas prone to moisture or electrical hazards, the Square D QO370C 70A 3-pole plug-on circuit breaker is a solid choice. However, if your application requires a higher amperage capacity or you need more customization options, you might want to consider alternative circuit breakers that better suit your needs.

Details:

AMPS: 70A, POLES: 3, AC voltage RATING: 120/240V AC, 48V DC, STANDARD CIRCUIT BREAKER, 3 PHASES, STANDARDS: HACR, UL LISTED, FOR USE WITH: QO LOAD CENTERS AND NQ PANELBOARDS, INTERRUPT 10 KIA at 70A DC BREAKER PHASES LISTED PANELBOARDS.

part #: qo370c price

  • $55.00

specifications breakercoon:

  • brand: Square D
  • mounting style: Plug-on
  • maximum amperage: 70 A
  • color: Black
  • manufacturer part number: QO370C
  • material: Plastic, Metal
  • suitable for: Interior
  • operation method: On/off
  • type: Circuit Breaker
  • current type: Ac
  • control style: Analog/mechanical
  • voltage: 240 V
  • box shape: Cuboid
  • finish: Matte
  • application: Branch Circuit

general breakercoon:

  • condition: Open box
  • Electrical Supplies > Electrical Panels, Boxes Circuit Breakers > Circuit Breakers

shipping breakercoon:

  • cost: $0.00
  • service: USPS Ground Advantage
  • type: Calculated
  • carrier: USPS
  • transit: 3-8 Days
  • class: Standard

returns breakercoon:

  • policy: No Returns

payments breakercoon:

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seller breakercoon:

  • rating: 0.0%
  • city: Las Vegas, Nevada
  • # reviews: 0

offer breakercoon:

  • quantity: 1
  • availability: In Stock
  • sold: 0
  • started: May 18, 2026
  • options: Ship-to-home
mounting style: plug-on, maximum amperage: 70 a, suitable for: interior, operation method: on/off, type: circuit breaker, current type: ac, control style: analog/mechanical, voltage: 240 v, box shape: cuboid, finish: matte, application: branch circuit,
category: home & garden > electrical supplies > electrical panels, boxes circuit breakers > circuit breakers, color: black, material: plastic, metal, sku: 2958245814423813,

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1 offer $55.00 USD
  • Open box. Offer #1 priced at $55.00 + $0.00 delivery = $55.00* total. AMPS: 70A POLES: 3 AC VOLTAGE RATING: 120/240V AC 48V DC STANDARD CIRCUIT BREAKER 3 PHASES STANDARDS: HACR, UL LISTED FOR USE WITH: QO LOAD CENTERS AND NQ PANELBOARDS INTERRUPT RATING: 10 kA at 120/240V AC.FREE SHIPPING

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