Buy genuine Siemens 5SY4208-7 online
The Siemens 5SY4208-7 is a high-quality miniature circuit breaker designed to provide reliable protection and control in industrial and commercial electrical systems. This two-pole supplementary protector with an 8 Amp rating combines thermal and magnetic trip elements for precise overload and short circuit protection. Engineered by Siemens, a leader in automation and electrical equipment, the 5SY4208-7 ensures optimum current limiting and system selectivity, safeguarding sensitive control circuits with fast trip response. Its compact design fits standard 35mm DIN rails, making installation and integration seamless. Ideal for factories, control panels, and machine automation, this Siemens breaker withstands ambient temperatures from -40°C to 70°C, exhibiting durability in demanding environments.
Key Features of Siemens 5SY4208-7
- Two-pole miniature circuit breaker with 8 Amp current rating
- Tripping characteristic Type C for medium inrush currents
- Thermal magnetic trip mechanism for precise overload and short-circuit protection
- Breaking capacity up to 10 kA at 480 V AC
- Compact size: 90 mm height, 36 mm width, 70 mm depth
- IP20 enclosure protection for protection against contact
- Quick assembly DIN rail mounting system
- Compliance with IEC/EN 60898-1, IEC/EN 60947-2, and UL 1077 standards
- Designed for use as supplementary protection alongside branch circuit devices
- Contact terminals protected to prevent finger contact according to safety regulations
Technical Specs of Siemens 5SY4208-7
Explore Siemens 5SY4208-7 technical data covering voltage, current rating, and physical dimensions to ensure system compatibility.
| Specification |
Details |
| Number of Poles |
2 (Two-pole) |
| Rated Current |
8 A |
| Voltage Rating |
480 V AC / 277 V AC |
| Breaking Capacity |
10 kA |
| Trip Characteristic |
Type C (thermal magnetic) |
| Dimensions (H x W x D) |
90 mm x 36 mm x 70 mm |
| Mounting |
DIN rail (35mm standard) |
| Operating Temperature Range |
-40°C to 70°C |
Applications / Use Case
This Siemens 5SY4208-7 is commonly used in industrial automation, process control, and machine automation worldwide. It is particularly suited for protecting control circuits and providing selective coordination in production line systems. The supplementary protector reduces downtime by isolating faults locally without shutting down entire panels, making it vital in packaging and conveyor operations or factory control panels. Its reliable performance and fast response protect sensitive components and enhance system safety and maintenance efficiency in complex automation environments.
Price & Availability
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