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Siemens 5SL4340-8CC — Miniature Circuit Breakers (MCB)

Siemens 5SL4340-8CC MCB 3-pole D 40 A 400 V 10 kA

MPN5SL4340-8CC
Active

Siemens SENTRON 5SL4 series miniature circuit breaker, 3-pole, D characteristic, 40 A rated current, 400 V AC, 10 kA breaking capacity per IEC 60898-1.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

5SL4340-8CC — 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 5SL4340-8CC is a 3-pole miniature circuit breaker rated 40 A with a D tripping characteristic and a 10 kA breaking capacity at 400 V AC.

RoHS compliance is confirmed since June 2013. REACH candidate-list information is available on request. No UL or CSA listing is stated in the evidence — verify with your local code authority if UL 489 listing is required for your jurisdiction.

Three-pole width (roughly 54 mm) fits a standard distribution board or sub-panel.

Frequently asked questions

What is the group code and product group for 5SL4340-8CC?

The group code is P310 and the product group is 3824. These are Siemens internal classification codes used for catalog and commercial filtering.

Where can I buy 5SL4340-8CC and how is it quoted?

The part is sourced to order against an RFQ through independent distribution. Because of the restricted product class (B), we confirm availability and current pricing at quote time — no stock count or lead-time number is published here.

MPN
5SL4340-8CC