The Siemens 5SU1344-8RC63 is a 4-pole RCBO rated at 63 A with a D tripping characteristic and Type A 30 mA residual current protection. It occupies 7 module widths on a DIN rail, so it fits standard distribution boards with that slot budget.

Siemens 5SU1344-8RC63 RCBO 63A 4-pole D curve Type A 30mA
MPN5SU1344-8RC63
Siemens 5SU1344-8RC63 RCBO, 63 A, 4-pole, 7 modules, D characteristic, Type A 30 mA.
Source DocumentedChannel stated on listing & quote
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Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Where can I buy the 5SU1344-8RC63 and get a price?
The 5SU1344-8RC63 is sourced to order against an RFQ through independent distribution; availability and current pricing are confirmed at quote time.
What is the 5SU1344-8RC63's description?
It is an RCBO rated 63 A, 4-pole, 7 modules, D characteristic, Type A 30 mA.
MPN
5SU1344-8RC63