The Siemens 5SY4206-8CV is a 2-pole miniature circuit breaker with a D6 tripping characteristic and a rated short-circuit breaking capacity Icu of 15 kA at 400 VAC. The 15 kA Icu at 400 V gives enough fault-clearing headroom for most industrial sub-distribution boards without cascading to an upstream breaker.
Siemens 5SY4206-8CV MCB, 2P D6, 15kA @ 400V
MPN5SY4206-8CV
Siemens 5SY4206-8CV, 2-pole D6 MCB, 15 kA breaking capacity at 400 VAC, current lifecycle stage.
Source DocumentedChannel stated on listing & quote
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Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
What is the breaking capacity of 5SY4206-8CV?
The rated short-circuit breaking capacity Icu is 15 kA at 400 VAC, per the description.
MPN
5SY4206-8CV