
The Schneider Electric Square D QOB4BA58 is a versatile and reliable circuit breaker designed for various electrical applications. This breaker is part of Schneider Electric's Square D brand, known for its innovative solutions and commitment to safety and efficiency.
The QOB4BA58 is a molded case circuit breaker (MCCB) that comes with a rated current of 50 amperes and a voltage rating of 277/415 volts. It is suitable for both single-phase and three-phase electrical systems. The breaker is designed with Schneider Electric's patented "Quickmake" technology, which enables easy and quick installation.
The breaker's molded case is made of rugged and durable material, ensuring long-lasting performance even in harsh environments. It is also designed to meet the latest safety standards, including IEC 60947-3-2, IEC 60947-3-1, and IEC 60947-4-1. The breaker's trip unit is adjustable, allowing users to set the breaker's trip curve according to their specific application requirements.
The QOB4BA58 is also designed for easy maintenance. It comes with a removable trip unit, which allows for easy access to the internal components for service and replacement. The breaker also features a transparent trip indicator, which provides clear visual indication of the breaker's status.
The breaker's contacts are made of high-quality copper alloy, ensuring reliable and long-lasting electrical contact. It also comes with an adjustable current limiting reverse-acting trip mechanism, which provides protection against overcurrent and short-circuit conditions.
The Schneider Electric Square D QOB4BA58 is a high-performance circuit breaker that offers reliable protection, easy installation, and simple maintenance. It is ideal for use in commercial, industrial, and residential electrical applications where safety, efficiency, and reliability are paramount.
The Schneider Electric Square D QMB ZB4BA58 breaker is a popular choice for electrical distribution applications due to its advanced features and reliability. Here are some pros and cons that can help you make an informed decision about purchasing this breaker:
Pros:1. High Short-Circuit Withstanding Capacity: The Schneider Electric Square D QMB ZB4BA58 breaker has a high short-circuit withstanding capacity, which makes it suitable for applications with high current loads.
2. Advanced Protection Features: This breaker comes with advanced protection features such as overcurrent protection, overvoltage protection, and ground fault protection. These features help ensure the safety of the electrical system and prevent potential damage.
3. Easy Installation: The Schneider Electric Square D QMB ZB4BA58 breaker is designed for easy installation, with a compact and modular design that allows for quick and efficient wiring.
4. Durable Construction: The breaker is built with high-quality materials and features a robust design, which makes it durable and able to withstand heavy usage.
Cons:1. Higher Cost: Compared to some other breakers in the market, the Schneider Electric Square D QMB ZB4BA58 breaker is more expensive.
2. Complexity: This breaker comes with advanced features, which can make it more complex to install and operate for those who are not familiar with electrical systems.
3. Limited Compatibility: The Schneider Electric Square D QMB ZB4BA58 breaker may not be compatible with all electrical panels, so it is essential to check the compatibility before making a purchase.
Conclusion:The Schneider Electric Square D QMB ZB4BA58 breaker is a reliable and advanced electrical distribution solution that offers several benefits, including high short-circuit withstanding capacity, advanced protection features, easy installation, and durable construction. However, it comes with a higher cost and may be more complex to install and operate for those who are not familiar with electrical systems. If you have a high current load application and require advanced protection features, this breaker is an excellent investment. If you have a limited budget or are not familiar with electrical systems, you may want to consider other options that are more cost-effective and easier to install.
Details:
Sells new and surplus product develops channels to purchase such. All products are guaranteed to be working but may show signs of use if purchasing a used product. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. Call to use a shipping service other than the ones listed.
Part number ZB4BA58.
specifications indusswitch:
- brand: Square D
- mpn: Zb4ba58
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pushbutton Switches
seller indusswitch:
- city: 1 millennium dr, willingboro, nj 08046
- # reviews: 1982 31
- rating: 99.6%
shipping indusswitch:
- class: standard
- type: fixed
- transit: 30-35 days
- service: standard
returns indusswitch:
- policy: returns accepted
- time: 30 days
- paid by: buyer
- method: money back
offer indusswitch:
- sold #: 7
- in stock #: 5
- started: april 7, 2026
- prices: $55.99–$1750.00
- item condition:
- New
- New – Open box
- Open box
- Used
- Seller refurbished
- options: ship-to-home
- availability: in stock
payments indusswitch:
- wallet: google-pay
- other
- credit card: mastercard
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