SIEMENS MBK125A Circuit Breaker Vac Box Amplifier 125-AMP 2-POLE 125120/240

( Brand: Siemens ), ( Maximum Amperage: 125 A ), ( Mounting Style: Bolt-on ), ( Color: Black ), ( Manufacturer Part Number: MBK125A ), ( Current Type: Ac ), ( Type: Main Breaker ), ( Voltage: 120/240 V ), ( Application: Electrical Wiring ), ( Country Of Origin: Mexico )

Review SIEMENS Main Circuit Breaker 125120/240 Vac 2-pole New No Box

The Siemens MBK125A circuit breaker is a versatile and reliable solution for protecting electrical circuits against overloading and short-circuits. This 2-pole, single phase circuit breaker is designed for use with 120/240 volts AC power systems and is rated for a maximum current interruption capacity of 125 amperes.

The MBK125A circuit breaker is housed in a rugged and compact box, measuring 125mm in width, 125mm in height, and 75mm in depth. The box is constructed from die-cast aluminum, ensuring durability and long-lasting performance even in demanding environments. The front cover of the box is hinged, allowing easy access to the circuit breaker for operation and maintenance.

The circuit breaker features a trip free mechanism, which ensures that it returns to its normal position after tripping, ready to be reset. It is also equipped with a visible trip indicator, providing clear indication of a tripped condition. The MBK125A circuit breaker is designed with safety in mind, featuring a ground fault detection function, which helps to prevent electrical shocks and fires caused by ground faults.

The circuit breaker is designed for easy installation, with clear markings on the front cover indicating the polarity and amperage rating. It is also compatible with a range of wiring configurations, making it a flexible solution for a variety of electrical applications.

The MBK125A circuit breaker is built to meet the highest standards of quality and safety, conforming to UL and CSA standards. It is backed by Siemens' industry-leading customer support and technical expertise, ensuring that you have the resources you need to keep your electrical system running safely and efficiently. Whether you are installing a new circuit or upgrading an existing one, the Siemens MBK125A circuit breaker is an excellent choice for reliable and effective electrical protection.

Siemens MBK125A circuit breaker is a 2-pole, 125 amp, 120/240 volts circuit breaker. Below are some pros and cons that can help you make an informed decision about purchasing this circuit breaker.

1. Siemens is a reputed brand known for producing high-quality electrical equipment, ensuring reliability and durability.

2. The circuit breaker comes with a built-in ground-fault circuit interrupter (GFCI), providing an additional layer of safety against electrical shocks.

3. It has a high current interrupting capacity, which can help protect your electrical system from overloads and short circuits.

4. The circuit breaker is easy to install, with clear instructions and mounting hardware provided.

5. It has a trip free feature, which allows the circuit breaker to reset automatically after a trip, reducing the need for manual reset.

1. The circuit breaker is more expensive compared to some other brands in the market.

2. It may require additional wiring and accessories for installation, which could add to the overall cost.

3. The circuit breaker is heavier than some other models, which could make installation more challenging.

The Siemens MBK125A circuit breaker offers several advantages, including reliability, safety features, high current interrupting capacity, and ease of installation. However, it comes with a higher price tag and may require additional wiring and accessories. Ultimately, if safety and reliability are your top priorities and you have the budget to accommodate a more expensive option, the Siemens MBK125A circuit breaker is a worthwhile investment. If cost is a concern, you may want to consider alternative options from other reputable brands.

Details:

New no box SIEMENS MBK125A Main Circuit Breaker is a reliable and efficient electrical component designed for home improvement projects. With a maximum amperage of 125A and voltage 120/240VAC, this 2-pole breaker is suitable for electrical wiring applications.

part #: mbk125a prices

• $25.99-$83.92

specifications breakercoon:

• brand: Siemens
• maximum amperage: 125 A
• mounting style: Bolt-on
• color: Black
• manufacturer part number: MBK125A
• current type: Ac
• type: Main Breaker
• voltage: 120/240 V
• application: Electrical Wiring
• country of origin: Mexico

shipping breakercoon:

• cost: $0.00
• carrier: USPS
• class: Expedited
• type: Calculated
• transit: 4-10 Days
• service: USPS Priority Mail

seller breakercoon:

• rating: 100.0%
• # reviews: 626
• city: San Antonio, Texas

general breakercoon:

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

payments breakercoon:

• credit card: Diners-club
• wallet: Apple-pay
• other

offer breakercoon:

• options: Ship-to-home
• best offers: True
• quantity: 1
• availability: In Stock
• started: March 31, 2026
• sold: 0

returns breakercoon:

• method: Money back
• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer

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