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The Siemens 5SJ4108-8HG41 is a miniature circuit breaker from the 5SJ4 series, designed for reliable protection in industrial and mechanical engineering applications. This 1-pole device operates with a D-trip characteristic and has a rated current of 8A, with a maximum switching capacity of 10 kA according to EN 60898 and 15 kA according to IEC 60947-2. It is suitable for AC and DC operation, with a maximum operating voltage of 240V AC according to UL 489 and CSA C22.2 No. 5-02, and up to 125V DC in a 2-channel configuration.
The circuit breaker offers a breaking capacity of 14 kA at AC according to UL 1077 and CSA C22.2 No.235. It is built with touch protection and features combined tunnel terminals for easy connection. The device has a mechanical service life of typically 10,000 switching cycles and is designed for DIN rail mounting.
Environmental considerations include halogen-free and silicon-free construction. The protection class is IP20 with connected conductors and IP40 in the handle range. The unit dimensions are 110 mm in height, 18 mm in width, and 70 mm in depth, with an installation depth of 70 mm. It is suitable for operation in environment B regarding EMC.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current is 8A at 30°C, 40°C, and AC.
The switching capacity current is 10 kA according to EN 60898 and 15 kA according to IEC 60947-2. The short circuit breaking capacity is 14 kA according to UL 1077 and CSA C22.2 No.235.
The maximum operating voltage is 240V AC according to UL 489 and CSA C22.2 No. 5-02, and up to 125V DC in a 2-channel configuration.
The tripping characteristic class is D.
It is designed for mounting on a standard mounting rail (DIN Rail).
The dimensions are 110 mm in height, 18 mm in width, and 70 mm in depth, with an installation depth of 70 mm.
Yes, the product feature indicates it is halogen-free.