The SCHNEIDER 40a MCCB Merlin Gerin NS100N is a 3 pole, 3 phase main breaker with adjustable trip settings of 32-40a. Made from durable plastic material, this circuit breaker is suitable for commercial and industrial applications, with a maximum amperage of 40a. The black-coloured device is designed for wall mounting and can handle various electrical loads with its 2 positions.
eBay