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Item #:
137625902
Single Phase MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 220V/400V Mini Circuit Breaker C Curve 1Pcs(40A)
Item #:
137625902
ETB 9480
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, July 22
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GYM8 miniature circuit breaker offers reliable protection against overload and short circuits, making it essential for both safety and functionality.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Wide Range Ratings
Available in multiple ampere ratings from 6A to 63A, catering to diverse electrical requirements and applications, ensuring compatibility with various setups.
C Curve Type
Designed for sensitive devices, the C curve type efficiently handles short circuits and overloads while minimizing nuisance tripping, promoting reliability in electrical systems.
High Voltage Support
Rated for 220V/400V operation, this mini circuit breaker can efficiently safeguard against overloads and electrical faults in both residential and commercial environments.
Product Details
- Circuit Breaker Panels
| Brand Name | FUEMZSYR |
| Model | FUEMZSYR |
| Part Number | FUEMZSYR |
| Manufacturer | FUEMZSYR |
| Item Weight | 50 Grams |
| Unit Count | 1.0 Count |
| Brand | FUEMZSYR |
| Number of Items | 1 |
Who Should Buy?
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Residential Use
Ideal for home electrical systems requiring circuit protection against overloads and short circuits.
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Small Businesses
Suitable for small business setups needing reliable circuit breakers for safeguarding equipment and appliances.
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DIY Projects
Perfect for hobbyists engaging in electrical projects requiring safety components for circuit protection.
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Heavy Machinery
Not suitable for industrial applications with high power requirements beyond its rated 40A capacity.
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High Voltage Applications
Not ideal for systems exceeding 400V, risking damage or safety hazards if used incorrectly.
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Untrained Users
Not recommended for those lacking electrical knowledge, as improper installation can lead to severe consequences.
Product Description
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Customer Questions & Answers
-
Question:
What are Mini Circuit Breakers and how do they function?
Answer: Mini Circuit Breakers (MCBs) are protective devices used in electrical systems to automatically disconnect the circuit in case of overload or short circuit. They function by tripping the electrical circuit when the current exceeds its rating, preventing potential damage. For instance, the Single Phase MCB, specifically the C Curve with ratings from 6A to 63A, is suitable for use in residential and commercial applications where the electrical load varies. This ensures your electrical system remains safe and efficient. -
Question:
What is the significance of the C Curve in MCBs?
Answer: The C Curve in MCBs indicates the tripping characteristics suited for circuit protection in applications with moderate inrush currents, such as motors or lighting loads. This means the MCB is capable of handling short-term overloads without tripping, providing a reliable option for various electrical installations. For example, if you’re installing lights or machinery that may momentarily draw more current upon start-up, a C Curve MCB (40A in this case) is an ideal choice. -
Question:
How do I select the right amp rating for an MCB?
Answer: Selecting the right amp rating for an MCB involves assessing the total load of the electrical circuit you plan to protect. The amp rating should be equal to or slightly higher than your maximum load to avoid frequent tripping. For instance, if your connected devices are drawing 30A, a 40A MCB would provide adequate protection with enough margin. Understanding your electrical load is key to making an informed choice. -
Question:
Can these MCBs be used in both 220V and 400V applications?
Answer: Yes, the Single Phase MCBs rated for 220V/400V can be used in both voltage applications. The voltage rating indicates that the MCB can operate effectively at either voltage without compromising safety or performance. This versatility makes them suitable for various settings. Whether you’re working on residential setups or more complex commercial systems, these MCBs can adapt to your requirements. -
Question:
What are common applications for the 40A Mini Circuit Breaker?
Answer: The 40A Mini Circuit Breaker is commonly used in residential electrical panels, industrial power supplies, and commercial electrical systems. It is ideal for protecting circuits that power heavy equipment like air conditioners, heating systems, or machinery with an inrush current that might exceed lower ratings. Utilizing a 40A MCB ensures that your electrical system is safeguarded against overloads, enhancing overall safety. -
Question:
How does an MCB differ from a fuse?
Answer: An MCB differs from a fuse in its operational mechanics and reusability. While a fuse melts and must be replaced after a fault occurs, an MCB can be reset easily after tripping. This feature makes MCBs more convenient for ongoing electrical management. For instance, in scenarios where frequent power interruptions happen, using MCBs allows for quick restoration of power without additional costs for replacements. -
Question:
Are these MCBs suitable for outdoor use?
Answer: Mini Circuit Breakers, including the ones listed in the specifications, are generally designed for indoor use. However, if necessary, they can be housed in an appropriate enclosure for outdoor applications to protect them from environmental factors. It’s essential to ensure the enclosure is weatherproof to preserve the MCB's functionality and longevity. For outdoor applications, consider adding protective measures to maintain optimal performance. -
Question:
What is the installation process for an MCB?
Answer: The installation process for an MCB involves connecting the incoming and outgoing wires to the terminals of the breaker, ensuring that all connections are secure and correctly aligned. It is recommended to turn off the main power supply before beginning the installation to prevent electrical hazards. For practical applications, it's beneficial to consult with a licensed electrician, especially in complex setups, to ensure compliance with local electrical codes. -
Question:
How do I reset an MCB after it trips?
Answer: To reset an MCB, first identify and resolve the issue that caused the trip—such as an overload or short circuit. Once the problem is fixed, simply flip the lever back to the ON position. An MCB will automatically trip when it detects fault conditions, making it crucial to pinpoint and correct the issue before resetting. This ensures ongoing safety and functionality of your electrical system. -
Question:
Where can I buy the Single Phase MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 220V/400V?
Answer: You can buy the Single Phase MCB 6A to 63A models at Ubuy in Ethiopia. Ubuy offers a wide selection of Mini Circuit Breakers that suit various voltage needs and applications. It’s a reliable platform to find the specific ratings and types you need for your electrical projects, supported by convenient purchasing options.
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Top selling Mini Circuit Breaker in Philippines
Last Updated on June 7, 2026
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
ETB 9480
Order now and get it around Wednesday, July 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
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Features & Benefits
- Protects against overload and short circuits.
- Rated for AC 50Hz/60Hz, with voltages up to 400V.
- Current rating from 1A to 63A for versatile applications.
- Complies with IEC/EN60898-1 standards for safety.
- Features an indicator function and a transparent cover for labeling.
- Supports bilateral busbar wiring for broader installation options.