TOMZN RCBO Residual Current Circuit Breaker with Over-Current & Surge Protection
Protect your home, office, or industrial electrical system with the TOMZN RCBO with SPD, a Residual Current Circuit Breaker that combines leakage protection, over-current protection, and built-in surge protection in a single compact device.
This advanced breaker ensures the safety of your appliances and wiring by detecting earth leakage, cutting off dangerous over-currents, and protecting against voltage spikes caused by surges or lightning. Perfect for modern electrical systems requiring enhanced safety and reliability.
Key Functions & Features
Residual Current Protection (earth leakage)
Over-Current Protection (short circuit & overload)
Built-in Surge Protection Device (SPD) for transient voltage spikes
Available in multiple ampere ratings to suit different setups
Compact design with DIN rail installation
High breaking capacity and reliable operation
Suitable for residential, commercial, and industrial applications
Product Parameters
Product Type: RCBO (Residual Current Circuit Breaker with Over-Current) + SPD
Rated Voltage: 230V / 400V AC (check specific amp variant)
Rated Current: All variants available (e.g., 6A, 10A, 16A, 20A, 25A, 32A, 40A, 63A, etc.)
Leakage Current: Typically 30mA (adjustable options may be available)
Surge Protection: Built-in SPD, protects against transient overvoltages
Breaking Capacity: High standard compliant (IEC/EN standards)
Installation: 35mm DIN Rail



















