This listing includes an original Siemens 5SY41 miniature circuit breaker paired with the Siemens 5ST3010 accessory module, forming a complete protection and switching assembly suitable for high-quality residential, commercial, and industrial electrical installations.

The breaker features a C2 trip characteristic, offering precise overload and short-circuit protection for low-current control circuits, automation systems, and sensitive electronic loads. The additional Siemens 5ST3010 module enhances operational safety and provides extended functionality depending on configuration (auxiliary/signal contact).

Built according to Siemens’ strict quality standards, this assembly ensures long-term reliability, stable switching behavior, and seamless DIN-rail integration into existing system architectures.

🛠 Condition: Used
🛡 Warranty: 6 months by Green Energy

⚙️ Technical Specifications:

• Model (MCB): Siemens 5SY41
• Accessory Module: Siemens 5ST3010
• Type: Miniature Circuit Breaker + Auxiliary/Signal Module
• Trip Curve: C
• Rated Current: 2 A
• Poles: 1P
• Voltage Rating: 230/400 V AC
• Short-Circuit Protection: IEC/EN 60898-1 compliant
• Mounting: Standard DIN rail
• Additional Feature: Type AS (Auxiliary / signal contact integration)

📌 Key Features:

✔️ Complete Siemens protection setup: MCB + accessory module
✔️ C2 characteristic ideal for sensitive and inductive low-power circuits
✔️ High switching endurance & stable thermal protection
✔️ DIN-rail ready for quick installation
✔️ Suitable for control panels, automation systems, PV auxiliary circuits, and industrial distribution boards

🚀 Improve circuit safety and reliability with this professional Siemens 5SY41 + 5ST3010 assembly — engineered for precision protection and long-term performance.