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Siemens 5SJ4363-8HG41 — 3-Pole MCB (DIN Rail)

Siemens 5SJ4363-8HG41 SENTRON MCB, 3-pole D-curve 63 A

MPN5SJ4363-8HG41
Active

Siemens SENTRON 5SJ4 series, miniature circuit breaker, 3-pole, D tripping characteristic, 63 A rated current at 30/40 °C, 70 mm depth, 54 mm width, 110 mm height.

Siemens 5SJ4363-8HG41 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

5SJ4363-8HG41 — Identification
ParameterValue
Brand nameSENTRON
Number of poles3
Suitability for operationMechanical engineering / industry
5SJ4363-8HG41 — Protection
ParameterValue
Tripping characteristic (curve)D
Overvoltage category3
IP protection classIP20, with connected conductors, IP 40 in the handle range
Pollution degree3
5SJ4363-8HG41 — Electrical
ParameterValue
Rated current (AC)63 A
5SJ4363-8HG41 — Mechanical
ParameterValue
Modular width units3
Mounting positionany
Width54 mm
Height110 mm
Depth70 mm
Installation depth70 mm
Terminal tightening torque, max.75 °C
Terminal tightening torque, min.-40 °C
Combined terminal, topYes
Combined terminal, bottomYes
Fastening methodon standard mounting rail
SealableYes
5SJ4363-8HG41 — Environmental
ParameterValue
Halogen-freeYes
Silicone-freeYes

Product details

The Siemens SENTRON 5SJ4363-8HG41 is a 3-pole miniature circuit breaker with a D tripping characteristic, rated 63 A at both 30 °C and 40 °C ambient.

Environmental and compliance profile

The 5SJ4363-8HG41 is a current-production part in the SENTRON family. Vibration resistance is 50 m/s² at 25 to 150 Hz and 60 m/s² at 35 Hz (4 s). Sealable design allows lockout/tagout compliance. Touch protection is built in. Maximum DC voltage rating is 60 V. The breaker is suitable for mechanical engineering and industrial applications per the manufacturer's designation.

Frequently asked questions

What is the difference between 5SJ4363-8HG41 and 5SY4310-7CV?

The 5SY4310-7CV is a different pole count and rating — this 5SJ4363-8HG41 is a 3-pole 63 A D-curve breaker, while the 5SY is a different series. They are not drop-in replacements; verify the specific ratings and footprint for your panel.

What compliance documentation does 5SJ4363-8HG41 come with?

The breaker is halogen-free and silicon-free, rated for pollution degree 3 and overvoltage category III, with IP20/IP40 protection. It is designed for mechanical engineering and industrial use per the manufacturer's suitability designation.

MPN
5SJ4363-8HG41