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Siemens 5SY4101-7XX02 — 1-Pole MCB (DIN Rail)

Siemens 5SY4101-7XX02 SENTRON MCB, 1P C-curve, 10kA IEC

MPN5SY4101-7XX02

Siemens SENTRON 5SY4101-7XX02, miniature circuit breaker, 1-pole, C characteristic, 10 kA (IEC 60898-1), 35 kA (IEC 60947-2), 1 MW, depth 76 mm.

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

Specifications

5SY4101-7XX02 — Identification
ParameterValue
Product designationMiniature circuit breaker
Brand nameSENTRON
Number of poles1
Pole design1P
Application suitabilityMechanical engineering / industry
5SY4101-7XX02 — Electrical & Protection
ParameterValue
Tripping characteristic classC
Energy limitation class3
Overvoltage categoryIII
5SY4101-7XX02 — Mounting & Connection
ParameterValue
Mounting positionany
Fastening methodQuick assembly system
Combined terminal, topYes
Combined terminal, bottomYes
Width27 mm
Height90 mm
Depth76 mm
Installation depth70 mm
Modular width units1
Torque, min.-40 °C
Torque, max.75 °C
SealableYes
5SY4101-7XX02 — Environmental
ParameterValue
IP protection classIP20, with connected conductors
Pollution degree3
Halogen-freeYes
Silicone-freeYes

Product details

Occupies 1 modular width unit (27 mm) on standard DIN rail, with a depth of 76 mm and installation depth of 70 mm — fits the same footprint as any 1P SENTRON MCB, so swapping into an existing panel requires no re-drilling or busbar rework. Mounting position is any; the quick-assembly system snaps onto the rail without tools.

Compliance documentation includes IEC / EN 60898-1 and IEC 60947-2 certification. The part is also rated under UL 1077 and CSA C22.2 No. 235 (5 kA), covering North American installations where supplementary protection is accepted.

MPN
5SY4101-7XX02