CB21220 COOPER BUSSMANN Mini Breaker

Review COOPER BUSSMANN Silver-colored Type Mini Breaker

The Cooper Bussmann CB21220 CB212-20 Mini Circuit Breaker is a compact and reliable solution for protecting electrical circuits from overloads and short circuits. This silver-colored breaker is part of Cooper Bussmann's CB212 series, which is known for its high performance and durability.

Measuring only 1.5 inches in width and 3.5 inches in length, the CB21220 is a space-saving option for applications where size is a concern. It can be mounted on a DIN rail or in a panel using clips, making it easy to install in various electrical systems.

This mini circuit breaker is rated for a continuous current of 20 amperes and a maximum interrupting current of 30 amperes. It is suitable for use with single-phase AC applications, and it features a tripping characteristic of Type B, which makes it ideal for motor and lighting applications.

The CB21220 is designed with safety in mind. It has a low tripping characteristic, which helps prevent nuisance trips and reduces the risk of damage to connected equipment. It also has a built-in thermal magnetic trip unit, which provides both overload and short circuit protection.

The silver-colored finish of the CB21220 not only adds to its aesthetic appeal but also helps protect the breaker from corrosion and other environmental factors. It is also RoHS compliant, meaning it contains no restricted substances, making it an eco-friendly option for electrical applications.

Overall, the Cooper Bussmann CB21220 CB212-20 Mini Circuit Breaker is a versatile and reliable solution for protecting electrical circuits in various applications. Its compact size, high performance, and durable construction make it a popular choice among electrical engineers and technicians.

The Cooper Bussmann CB21220 CB212-20 mini circuit breaker is a silver-colored, thermally protected, single-phase device designed for use in various applications, particularly in industrial and commercial settings. This breaker comes with several advantages and disadvantages that potential buyers should consider before making a purchase.

1. Compact Size: The CB21220 is a mini circuit breaker, making it an excellent choice for spaces with limited room. Its small size allows for easy installation in confined areas.

2. Thermal Protection: This breaker is thermally protected, meaning it can detect and interrupt a short circuit or overload condition before it causes damage to the electrical system or potential fire hazards.

3. Compatibility: The CB21220 is compatible with various types of electrical systems, including both 120V and 277V applications, making it a versatile option for different electrical configurations.

4. Durability: Cooper Bussmann is known for producing high-quality electrical components, and the CB21220 is no exception. Its robust design ensures reliable performance even under heavy loads.

1. Limited Capacity: The CB21220 is a mini circuit breaker, which means it has a lower capacity compared to larger circuit breakers. This may limit its applicability for high-current applications.

2. Cost: Compared to other mini circuit breakers in its class, the CB21220 may have a slightly higher price tag. Buyers should consider the additional cost in their budget.

3. Installation Complexity: Although the CB21220 is compact, its installation process may require some expertise to ensure proper wiring and connection to the electrical system.

The Cooper Bussmann CB21220 CB212-20 silver-colored mini circuit breaker offers several advantages, including compact size, thermal protection, compatibility, and durability. However, its limited capacity and cost may be disadvantages for some buyers. Ultimately, the decision to purchase this breaker depends on the specific electrical requirements and budget of the user. If the application meets the CB21220's capacity limit and the user can afford the cost, this breaker's advantages make it a recommended option for its intended use.

Details:

Cooper Bussmann CB212-20. Bussmann CB212-20 silver-colored type I mini breaker:: Bussmann - 20 ii blade circuit breaker 14vdc one per poly bag pack of 1.

specifications buildymat:

• brand: Cooper Bussmann
• mpn: Cb21220
• part type: Breaker

shipping buildymat:

• class: standard
• service: standard
• transit: 23-36 days
• type: fixed

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

payments buildymat:

• credit card: mastercard
• wallet: paypal
• other

seller buildymat:

• rating: 98.8%
• # reviews: 61842
• city: clawson, michigan

offer buildymat:

• availability: in stock
• prices: $11.98–$15.85
• item condition: New
• started: july 8, 2025
• sold #: 17
• options: ship-to-home

returns buildymat:

• paid by: buyer
• time: 30 days
• policy: returns accepted
• method: money back