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5SY7120-7 Siemens
Based on over 4900 reviews
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Key specifications
Manufacturer
Siemens
HS code
85362010
Ship to
Australia
Availability
1174 remaining
Express delivery to Australia
Full 12-month warranty
Secure payment process
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The Siemens 5SY7120-7 is a robust miniature circuit breaker designed to provide reliable overcurrent protection in a variety of applications. Engineered for quick assembly, this 1-pole circuit breaker features a C tripping characteristic, ensuring a precise response to overcurrent conditions, making it suitable for use in both commercial and industrial environments. With a rated operational voltage of 230/400V and a rated current of 20A, the 5SY7120-7 is capable of handling a diverse range of electrical loads. Its impressive breaking capacity of 15kA according to IEC 60947-2 and EN 60898 standards, along with a 25kA breaking capacity as per IEC 60947-2, highlights its ability to safely interrupt fault currents and protect downstream equipment. The compact design, with a width of only 18mm per pole, allows for efficient use of space within electrical distribution boards. The device's mechanical service life is rated at 20,000 cycles, indicating its durability and long-term reliability. Additionally, the circuit breaker is designed to be sealable, halogen-free, and silicon-free, which contributes to its overall safety and environmental friendliness. The 5SY7120-7 also features a quick assembly system for ease of installation and can be mounted in any position, providing flexibility in various installation scenarios. Its ambient operating temperature range of -25°C to +55°C ensures consistent performance across a wide range of environmental conditions. Overall, the Siemens 5SY7120-7 miniature circuit breaker is a high-quality protective device that offers a combination of performance, safety, and ease of use, making it an excellent choice for safeguarding electrical circuits in a multitude of settings.
Typical applications
- Protection of electrical circuits against overload and short-circuit in residential buildings
- Use in commercial infrastructure to safeguard lighting and power distribution systems
- Installation in control panels for industrial equipment to prevent electrical faults
- Integration into HVAC systems for circuit protection
- Utilised in data centres to protect against electrical surges in power supply networks
- Application in renewable energy systems, such as solar panel installations, for circuit safety
- Employed in manufacturing facilities to protect machinery and motors from electrical damage
- Implementation in automation systems for safeguarding sensors and control units
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What our customers say
"Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times."
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"Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!"
"Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping. "
"Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges! "
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Full 12-month warranty
ISO 9001:2015 certified
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"The prompt delivery knowing it was urgent was amazing! We are confident when EU Automation says they will try to ship as soon as possible they really mean it. Our company will definitely use them again. Service is astounding."
Courtney Zeinert
Facilities Manager
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