The Navitas N340A has been developed to provide advanced protection for 40A final circuits where the detection of dangerous series and parallel arc faults is recommended or required. Combining AFDD, MCB and RCBO technology into a single device, it helps reduce the risk of electrical fires whilst providing protection against overloads, short circuits and earth leakage.

Featuring single pole switching with switched neutral disconnection, the N340A is individually tested and subjected to a rigorous 37 point quality control inspection before leaving the factory. The result is a premium protection device engineered to deliver dependable performance in modern electrical installations.

The N340A is designed for 40A final circuits requiring enhanced protection against arc faults, overloads, short circuits and earth leakage. Ideal for higher load radial circuits, dedicated appliances, EV support equipment, commercial installations and industrial applications, it delivers advanced protection whilst helping reduce the risk of electrically initiated fires. Its combination of AFDD, MCB and RCBO functionality makes it an excellent choice where safety, reliability and long term performance are paramount.

The N340A has been engineered around the same installer first philosophy that defines every Navitas protection device. Featuring switched neutral disconnection, patented internal architecture, individual testing and a comprehensive 37 point quality inspection, every device is built to deliver dependable performance, consistent quality and long term reliability. Built for installers. Designed for confidence.