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Siemens 5SL4120-8CC — 1-Pole MCB (DIN Rail)

Siemens 5SL4120-8CC Miniature Circuit Breaker, 20 A, 1-Pole,

MPN5SL4120-8CC
Active

Siemens 5SL4 series, miniature circuit breaker, 1-pole, D characteristic, 20 A, 230/400 V, 10 kA breaking capacity.

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

5SL4120-8CC — Specifications
ParameterValue
Group codeP310
Product group3824
Product classB: return restricted, please contact your Siemens partner/contact
SeriesBasic Devices
Export control regulationsAL : N / ECCN : N
Compliance with the substance restrictions according to RoHS directiveSince: 01-06-13

Product details

The Siemens 5SL4120-8CC is a 1-pole miniature circuit breaker from the 5SL4 Basic Devices family, rated for 230/400 V with a 10 kA breaking capacity and a D characteristic at 20 A. This is the one you spec for a motor branch circuit or a control transformer primary where the load draw spikes on start-up.

RoHS compliant since 01-06-13. The compliance pack covers the EU directives and the substance declarations a quality-doc-control review expects.

Frequently asked questions

What are the key ratings of the 5SL4120-8CC?

It is a 1-pole miniature circuit breaker, 230/400 V, 10 kA breaking capacity, D characteristic, rated 20 A. The D curve suits loads with high inrush such as motors and transformers.

What compliance documentation does Siemens provide for the 5SL4120-8CC?

RoHS compliant since 01-06-13. REACH Article 33 disclosure for lead (CAS-No. 7439-92-1) above 0.1% w/w. Export controls: AL: N, ECCN: N.

Where can I buy the 5SL4120-8CC and how is it quoted?

Sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time. No stock count or price is published here.

MPN
5SL4120-8CC