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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 : 8 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

S***D 2025-07-25

Outstanding experience from start to finish! The shipping was incredibly fast and well-handled, with the package arriving securely and ahead of schedule. The quality of the product is impressive; it feels robust and well-manufactured, exactly as described. Customer service was also top-notch—responsive, helpful, and professional throughout the process. Overall, a very satisfying purchase that I would highly recommend to others.

A***H 2025-07-31

Fast shipping and excellent packaging ensured my order arrived in perfect condition. The quality of the RCBOs is impressive, with sturdy construction and reliable performance. Customer service was responsive and helpful throughout the process. Overall, a very satisfactory experience with this purchase.

Q***R 2025-08-08

Zippy delivery impressed me greatly. The shipping was remarkably fast, arriving well before the estimated date. Packaging was secure and professional, ensuring the product reached in perfect condition. Quality appears outstanding upon initial inspection; the build feels robust and the materials seem premium. Customer service was responsive and polite when I had a pre-sale inquiry, providing clear answers promptly. Overall, a very satisfying purchasing experience from start to finish. The efficiency in logistics and the evident care in product presentation give me confidence in this supplier. I would certainly consider ordering again for future electrical needs based on this positive interaction.

V***P 2025-08-13

Unbelievably swift delivery—the package arrived two days ahead of schedule, which was a pleasant surprise. Upon unboxing, the RCBO felt sturdy with no visible defects; the finish appears durable and professional. Customer service was exceptionally responsive when I inquired about bulk pricing, providing clear answers within hours. Ultimately, the overall experience exceeded expectations in terms of timeliness, product integrity, and support.

A***C 2025-09-11

Prompt delivery was impressive, arriving well ahead of the estimated schedule. The packaging was secure, ensuring no damage during transit. Product quality appears robust, with solid construction and clean finishing. Customer service was responsive, quickly addressing a minor query about the order. Overall, a smooth and satisfactory purchasing experience.

I***Z 2025-09-13

Delivery was incredibly fast, arriving well ahead of schedule, which was a pleasant surprise. The packaging was secure and showed no signs of damage, indicating careful handling throughout the shipping process. Regarding quality, the product appears robust and well-manufactured, with a solid feel and precise finishing that inspires confidence. Customer service was exceptional; the support team responded promptly to my inquiries and provided clear, helpful assistance. Definitely a smooth and satisfactory experience overall.

U***O 2025-09-16

Zipping through my review, I must highlight the zesty efficiency of the delivery process. Zero delays were encountered, with the package arriving zanily fast, which was a pleasant surprise. The quality of the product is top-notch, exhibiting a zippy construction that feels durable and reliable. Zonal attention to detail in the packaging ensured everything was secure and intact upon arrival. Zephyr-like customer service was exceptional; any queries were addressed with zeal and zero hassle. Zestfully, the overall experience was smooth and satisfactory, making this a zero-regret purchase. Zany as it sounds, I’d zestily recommend this to others for its seamless integration of logistics, quality, and support.

M***Z 2025-09-20

Rapid delivery was the first thing that impressed me—the package arrived well ahead of schedule, which is crucial for my business operations. Regarding quality, the RCBOs appear robust and well-manufactured, with no visible defects upon inspection. The service team was responsive and helpful, addressing my queries promptly without any delays. Overall, a smooth experience from start to finish, making it easy to recommend for others in need of reliable electrical components.

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