What is the difference on MPU and MPZB?

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Issue:

Difference on MPU25S40F and MPZB25S40F.

Product Line:

Mini Power-Zone Low Voltage Substation

Answer:

MPU only accepts QO breaker while MPZB accepts both QO and bolt on QOB breakers.

Released for: Schneider Electric USA

Published on:1/7/2026Last Modified on:1/7/2026