The Schneider Electric part code 4239 refers to a range of products designed for electrical control and protection applications. These include components such as PLCs, motor starters, drives, circuit breakers, switches, sockets, lighting fixtures, transformers, and substations. Specifically, it may encompass items like control and signaling switches, such as the Harmony XB4 light block with an integral LED for head Ø22, suitable for 230/240 V AC systems. Additionally, 4239 can relate to thermal overload relays with specific motor ratings, residual current circuit breakers suitable for photovoltaic systems, and various circuit breakers like the 3P+N models in the Acti9 series rated for 400 V and 32 A.

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