The Siemens 5SL4663-8CC is a 3+N-pole miniature circuit breaker rated 400 V with a 10 kA breaking capacity and a D tripping characteristic at 63 A. This part is in the Basic Devices family and carries the group code P310 (product group 3824). It's a standard DIN-rail mount MCB for panel integration, with the 3+N configuration providing overcurrent protection on all three phases plus a switched neutral.
Siemens 5SL4663-8CC Miniature Circuit Breaker, 400V 10kA, 3+
MPN5SL4663-8CC
Active
Siemens Basic Devices 5SL4663-8CC miniature circuit breaker, 400 V, 10 kA, 3+N-pole, D-characteristic, 63 A.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Group code | P310 |
| Product group | 3824 |
| Product class | B: return restricted, please contact your Siemens partner/contact |
| Series | Basic Devices |
| Export control regulations | AL : N / ECCN : N |
| Compliance with the substance restrictions according to RoHS directive | Since: 01-06-13 |
Product details
Frequently asked questions
What compliance documentation does the 5SL4663-8CC have?
RoHS compliant since June 2013, REACH Article 33 disclosure for lead (CAS 7439-92-1) above 0.1% w/w, and export control AL: N / ECCN: N.
Where can I buy the 5SL4663-8CC?
Sourced and quoted to order against an RFQ through independent distribution — availability and current pricing confirmed at quote time.
MPN
5SL4663-8CC