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This Siemens 5SY4408-5 is a 4-pole miniature circuit breaker designed for reliable electrical protection. It features a tripping characteristic class A and an operational current rating of 8A at 35°C, with a rated supply voltage of 400V AC.
The circuit breaker offers a switching capacity of 10kA according to EN 60898 and 20kA according to IEC 60947-2. It is built with a robust design, suitable for mechanical engineering and industrial applications. The device supports a wide range of conductor cross-sections, from 0.75 mm² to 35 mm² for solid and stranded wires.
Installation is facilitated by a DIN rail mounting type and a quick assembly system. The breaker has a mechanical service life of 10,000 switching cycles and meets standards such as IEC/EN 60898-1 and IEC/EN 60947-2. It also features halogen-free and silicon-free properties.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current rating is 8A at 35°C and 8A at AC.
The rated supply voltage is 400V AC, with an insulation voltage of 440V.
This circuit breaker has 4 poles.
The switching capacity is 10kA according to EN 60898 and 20kA according to IEC 60947-2.
It uses DIN rail mounting.
Yes, the Siemens 5SY4408-5 is halogen-free.