5SJ4102-7HG42
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Overview of Siemens 5SJ4102-7HG42
Buy genuine Siemens 5SJ4102-7HG42 online, a premium miniature circuit breaker designed for reliable branch circuit protection in industrial and commercial electrical systems. This single-pole MCB is engineered to handle rated currents up to 2A and voltages up to 277VAC and 125VDC, making it suitable for a wide range of power applications. Compliant with UL 489, CSA 22.2 No. 5-02, and IEC/EN standards, the Siemens 5SJ4102-7HG42 ensures safety and performance across international installations. Its manual operation capability and robust build quality provide dependable circuit interruption to protect wires and equipment from overloads and short circuits. It is a trusted component for ensuring electrical system stability and safety in varied automation and control environments.
Key Features of Siemens 5SJ4102-7HG42
- Rated Voltage: 277VAC and 125VDC maximum for versatile applications
- Rated Current: 2A with Class C trip characteristic for selective protection
- Single-pole design ideal for branch circuit protection
- Mounting Type: DIN rail for quick and secure installation
- Electrical connection via screw clamp for reliable terminals
- Operating temperature range from -25°C to +55°C
- High mechanical endurance with 20,000 duty cycles
- Compact dimensions: 121mm height × 18mm width × 76mm depth
- IP20 protection rating for safeguarding against solid objects
Technical Specs of 5SJ4102-7HG42
Explore Siemens 5SJ4102-7HG42 datasheet covering voltage, I/O, and communication before installation.
| Specification | Details |
|---|---|
| Rated Voltage AC | 277 V |
| Rated Voltage DC | 125 V |
| Rated Current | 2 A |
| Number of Poles | 1 |
| Trip Class | C |
| Mounting | DIN Rail |
| Connection Type | Screw Clamp |
| Operating Temperature | -25°C to +55°C |
| Mechanical Endurance | 20,000 cycles |
| IP Rating | IP20 |
| Dimensions (H × W × D) | 121 mm × 18 mm × 76 mm |
Applications / Use Case
This Siemens 5SJ4102-7HG42 is commonly used in industrial automation, process control, and factory control panels worldwide. Its reliable protective functions make it ideal for safeguarding circuits in production line systems, packaging and conveyor operations, and motion control setups. The compact size and DIN rail mounting simplify integration into existing electrical panels, ensuring circuit reliability and personnel safety in demanding industrial environments.
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