SQUARE D 1SQD120 Pole Qo Circuit Breaker Amplifier Single 031857011208 20-AMP 20SINGLE

( Brand: Square D ), ( Mounting Style: Clip-on, Screw ), ( Interruption Type: Thermal Circuit Breaker ), ( Maximum Amperage: 20 A ), ( Color: Black ), ( Fuse Type: D-type Cartridge ), ( Manufacturer Part Number: 1SQD120 ), ( Material: Abs/plastic, Plastic ), ( Suitable For: Interior ), ( Operation Method: On/off ), ( Type: Fuse ), ( Current Type: Ac ), ( Control Style: Switch ), ( Voltage: 120 240 ), ( Box Shape: Rectangular ), ( Application: Electrical Wiring ), ( UPC: 031857011208 )

Review SQUARE D Square1sqd120 20single Pole Type Qo Circuit Breaker Lot Of

Introducing the SQD120-20 Single Pole QO 20 Amp Circuit Breaker from Square D, a dependable and efficient solution for your electrical needs. This circuit breaker is designed to provide superior protection against overcurrent conditions, ensuring the safety of your electrical system.

The SQD120-20 is a compact and versatile circuit breaker, measuring 1 square inch in size. It is suitable for use in residential and light commercial applications, making it an ideal choice for a wide range of electrical projects. This breaker is rated for a current of 20 amps, making it well-suited for powering various electrical loads, such as lights, outlets, and appliances.

The Single Pole design of this circuit breaker means that it can only control a single electrical circuit, making it essential for applications that require the isolation of individual circuits. This design also simplifies installation, as it requires only a single mounting position and a single wire connection.

The QO series circuit breakers from Square D are known for their durability and reliability. This circuit breaker features a copper alloy trip unit and a copper alloy buss contact, ensuring excellent conductivity and long-lasting performance. The breaker also includes a neon indicator, which illuminates to indicate the circuit's status, providing clear and convenient visual feedback.

The SQD120-20 circuit breaker is designed to meet the UL 1699 standard for circuit breakers, ensuring compliance with the highest safety and performance standards. It is also RoHS compliant, meaning that it contains no restricted substances, making it an eco-friendly choice for your electrical project.

In conclusion, the SQD120-20 Single Pole QO 20 Amp Circuit Breaker from Square D is a reliable and efficient electrical component that provides superior protection against overcurrent conditions while simplifying installation and ensuring compliance with the highest safety and performance standards.

Pros and Cons of Buying a Square D QO120 20Amp Single Pole 20 amp Circuit Breaker

The Square D QO120 20Amp Single Pole 20 amp Circuit Breaker is a common electrical component used for protecting electrical circuits from overcurrent situations. Like any other product, it has its advantages and disadvantages. In this analysis, we will discuss both the pros and cons of purchasing this circuit breaker.

1. Reliability: Square D is a well-known brand in the electrical industry, and their QO series circuit breakers are renowned for their durability and reliability.

2. Easy Installation: This circuit breaker is designed with a push-in wire terminal system, making installation easier and faster than traditional screw-terminal breakers.

3. Versatility: It can be used in various applications, including residential, commercial, and industrial settings.

4. Safety: The Square D QO120 circuit breaker comes with a ground-fault protection feature, which helps protect against electrical shocks and fires caused by ground faults.

5. UL Listed: This circuit breaker is UL listed, ensuring that it meets the safety and performance standards set by Underwriters Laboratories.

1. Cost: The Square D QO120 circuit breaker may be more expensive than some other brands or models, which could be a limiting factor for some buyers.

2. Limited Capacity: This circuit breaker is designed for a maximum current of 20 amps, which may not be sufficient for high-demand applications.

3. Not Suitable for Three-Phase Applications: It is designed for single-phase applications only, making it unsuitable for powering three-phase equipment.

The Square D QO120 20Amp Single Pole 20 amp Circuit Breaker offers several advantages, including reliability, easy installation, versatility, safety, and UL listing. However, it also has some limitations, such as cost, limited capacity, and suitability for only single-phase applications.

If you need a circuit breaker for a single-phase application and require the features and benefits offered by the Square D QO120, then it would be a wise investment. However, if you need a circuit breaker with higher capacity or for three-phase applications, you may need to consider other options. Always ensure that you consult with a qualified electrician for proper installation and safety precautions.

Details:

Still in original packaging. I use used packaging boxes, envelopes, and shipping supplies to save on cost, so is cheaper for you. When I ship an item, the package is not damaged and also marked fragile. New old stock.

part #: 1sqd120 prices

• $14.99-$32.95

specifications breakercoon:

• brand: Square D
• mounting style: Clip-on, Screw
• interruption type: Thermal Circuit Breaker
• maximum amperage: 20 A
• color: Black
• fuse type: D-type Cartridge
• manufacturer part number: 1SQD120
• material: Abs/plastic, Plastic
• suitable for: Interior
• operation method: On/off
• type: Fuse
• current type: Ac
• control style: Switch
• voltage: 120 240
• box shape: Rectangular
• application: Electrical Wiring
• upc: 031857011208

payments breakercoon:

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

seller breakercoon:

• # reviews: 3710
• city: Barberton, Ohio
• rating: 100.0%

offer breakercoon:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 1
• started: November 7, 2025

general breakercoon:

• condition: New
• Electrical Supplies > Electrical Panels, Boxes Circuit Breakers > Circuit Breakers

shipping breakercoon:

• carrier: USPS
• transit: 6-12 Days
• type: Calculated
• service: USPS Ground Advantage, USPS Priority Mail
• class: Standard, Expedited
• cost: $8.85

returns breakercoon:

• policy: No Returns

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