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Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve
Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve
Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve
Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve
Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve
Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve

Wholesale Customized RCBO Earth Leakage Circuit Breaker with Overvoltage Protection B/C/D Curve

US$ 4.30 ~ 10.20
Min.Order: 1
Product origin: Shanghai, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 39 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : ESRO
  • Type : AC RCBO
  • Poles : 2P/4P
  • Rated Current : 6-63A
  • Rated Voltage : 230V/440V AC
  • Breaking Capacity : 6kA
  • Tripping Curve : B/C/D
  • Sensitivity : 30mA/100mA/300mA
  • Mounting Type : DIN Rail (35mm)
  • Protection Degree : IP20
  • Operation Type : Electric
  • Arc-extinguishing : Air
  • Certifications : CE, CB, ISO9001
  • Indication : Red/Green ON/OFF
  • Terminal Protection : Finger-safe
  • Material : Fire-resistant Plastic

The AC Residual Current Circuit Breaker with Overcurrent Protection (RCBO) is an essential safety device designed to protect against electrical hazards and prevent equipment damage. This advanced circuit protection solution combines residual current detection with overcurrent protection in a single compact unit.

RCBO Circuit Breaker Front View

Our RCBO features a clear red/green indicator for immediate visual confirmation of operational status, along with finger-protected terminals that prevent accidental contact. The device is constructed with fire-resistant plastic components that withstand abnormal heating conditions and mechanical impacts.

RCBO Side View Showing Terminals

The breaker automatically disconnects the circuit when leakage current exceeds the rated sensitivity threshold, providing reliable protection independent of power supply fluctuations. Its robust design includes a two-step snapping mechanism for secure mounting on standard 35mm DIN rails.

Key protection functions include earth fault detection, leakage current protection, overcurrent protection, and overvoltage protection (OVP). The RCBO is suitable for both terminal and busbar connection methods, offering flexibility in various installation scenarios.

RCBO Mounted on DIN Rail

With multiple tripping curves available (B/C/D), the RCBO can be precisely matched to different load characteristics. The device maintains reliable operation across a wide voltage range from 230V to 440V AC.

Manufactured to meet international safety standards, our RCBOs undergo rigorous quality control to ensure consistent performance and long service life in demanding electrical environments.

RCBO Internal Components

U***N 2025-12-12

Hats off for the exceptional shipping speed! The package arrived well ahead of the estimated schedule, which was a fantastic surprise. Every component was securely packaged with no signs of damage during transit. Regarding the build quality, the units feel robust and precisely manufactured, with clean molding and clear, legible markings. The service communication was prompt and professional, with all my pre-sale inquiries answered thoroughly and courteously. Overall, this was a seamless procurement experience from start to finish. The attention to detail in logistics and customer care is commendable and matches the apparent quality of the product itself. I am thoroughly satisfied and would not hesitate to order again based on this positive interaction.

L***E 2025-12-10

S***E 2025-12-07

Perfect experience from start to finish. The shipping was incredibly fast and the package arrived well ahead of the estimated schedule, which was a very pleasant surprise. The items were packaged with great care, ensuring everything was secure and undamaged. Regarding the quality, the products feel robust and well-manufactured, exactly as described. The finish and construction appear to be of a high standard. Customer service was also exemplary; the team was responsive and helpful with a pre-sales inquiry. Overall, a very smooth and satisfactory transaction. I am highly impressed and would not hesitate to order again. The entire process was handled professionally and efficiently.

L***X 2025-12-02

J***G 2025-11-29

Great experience with this purchase! The shipping was incredibly fast and efficient, arriving much sooner than expected. The packaging was secure, ensuring the product was in perfect condition upon arrival. Quality-wise, the item feels sturdy and well-made, meeting high standards. Customer service was outstanding; they were responsive and helpful throughout the process. Overall, a smooth and reliable transaction that I highly recommend.

L***W 2025-11-28

Upon receiving my order, I was thoroughly impressed by the swift and efficient delivery process. The packaging was secure and intact, ensuring the items arrived without any damage. The quality of the product appears excellent, with solid construction and precise finishing that meets high standards. Customer service was outstanding; they were responsive and helpful throughout, answering all my queries promptly. Overall, a very satisfying experience from start to finish, and I would highly recommend this supplier for their reliability and attention to detail.

R***I 2025-11-23

Packaging was secure and arrived earlier than expected, which was a pleasant surprise. The delivery process was smooth, with regular updates on the shipment status, making it easy to track. Product quality appears robust and well-manufactured, with no visible defects upon inspection. Customer service was responsive and helpful in addressing a minor query I had before ordering. Overall, a reliable experience from start to finish.

L***V 2025-11-21

Rapid delivery and excellent packaging ensured my order arrived safely and on schedule. The quality of the RCBO appears robust and well-manufactured, with no visible defects. Customer service was responsive and helpful throughout the process, addressing my queries promptly. Overall, a smooth and reliable experience from start to finish.

D***Z 2025-11-21

I initially had concerns about the delivery timeline, but the logistics team exceeded my expectations by ensuring prompt and secure shipment. Impressively, the packaging was robust, preventing any damage during transit, which I truly appreciate. In terms of quality, the materials used feel durable and reliable, giving me confidence in their long-term performance. I found the customer service to be incredibly responsive and helpful, addressing my inquiries with patience and professionalism. Overall, I am thoroughly satisfied with this purchase and would highly recommend this supplier to others.

H***L 2025-11-20

Rapid delivery and excellent packaging ensured my order arrived safely ahead of schedule. The overall quality appears robust and reliable, with no visible defects or issues. Customer service was responsive and helpful throughout the process, addressing my inquiries promptly. A smooth and satisfactory experience overall.

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