Siemens
Siemens 5SY6103-7: 230/400V 6kA 1-Pole C-Curve 3A Miniature Circuit Breaker
Siemens 5SY6103-7 Miniature Circuit Breaker
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
In Stock — Ready to Ship
Get a price for 5SY6103-7
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Single pole design
6kA breaking capacity
C-curve tripping characteristic
DIN rail mountable
Compact and reliable
Siemens quality
Product description
The Siemens 5SY6103-7 is a single-pole miniature circuit breaker (MCB) designed for safe and reliable overcurrent protection. It features a 230/400V voltage rating, a 6kA breaking capacity, and a C-curve trip characteristic, suitable for circuits with moderate inrush currents. This 3A breaker is ideal for a wide range of applications, including lighting, control circuits, and general power distribution in residential, commercial, and light industrial settings. Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 5SY6103-7. We ensure quality components and prompt delivery for your automation needs.
Technical specifications
| Poles | 1 |
| Voltage | 230/400V AC |
| Current | 3A |
| Breaking Capacity | 6kA |
| Tripping Curve | C |
| Series | 5SY6 |
Common applications
Residential lighting and outlet circuits
Commercial distribution boards
Control system protection
HVAC equipment
Automation panels
General power distribution
Compatible systems
Compatible with Siemens SENTRON 5SY series accessories and standard DIN rail mounting systems.
Also known as
Siemens 5SY6103-7 MCB
SENTRON 5SY6 3A breaker
Siemens 1-pole C-curve 6kA breaker
Replaces / compatible with
This 3A breaker can replace existing Siemens 5SY6103-7 units or other single-pole, C-curve breakers with similar voltage and current ratings. Ensure compatibility before installation.
Technical note
Expert tip
The 5SY6103-7 features touch-proof terminals and is designed for easy mounting on standard 35mm DIN rails.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the typical lifespan of a Siemens 5SY6 series miniature circuit breaker?
Siemens 5SY6 series miniature circuit breakers are designed for long service life. They typically have a mechanical service life of 10,000 switching cycles and are built with high-quality materials for durability in industrial environments.