Siemens SENTRON 5SY8 MCB, 4P, 50A Curve D, 400V AC, 72V DC, 20 kA Breaking Capacity
- RS Stock No.:
- 610-361
- Mfr. Part No.:
- 5SY8450-8BB08
- Brand:
- Siemens
Subtotal (1 unit)*
£179.99
(exc. VAT)
£215.99
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 22 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
---|---|
1 + | £179.99 |
*price indicative
- RS Stock No.:
- 610-361
- Mfr. Part No.:
- 5SY8450-8BB08
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | Siemens | |
Number of Poles | 4 | |
Current Rating | 50A | |
Tripping Characteristics | Type D | |
Rated AC Voltage | 400V | |
Rated DC Voltage | 72V | |
Breaking Capacity at Maximum Voltage Rating | 20 kA | |
Range | SENTRON | |
Series | 5SY8 | |
Select all | ||
---|---|---|
Brand Siemens | ||
Number of Poles 4 | ||
Current Rating 50A | ||
Tripping Characteristics Type D | ||
Rated AC Voltage 400V | ||
Rated DC Voltage 72V | ||
Breaking Capacity at Maximum Voltage Rating 20 kA | ||
Range SENTRON | ||
Series 5SY8 | ||
- COO (Country of Origin):
- DE
The Siemens Miniature Circuit Breaker is a robust solution for protecting electrical circuits. Engineered to handle operational currents of up to 50 A, it ensures safety and reliability in both industrial and infrastructural applications. With a compact design measuring 90 mm in height, it can easily fit into diverse mounting situations, making it versatile for any installation environment. This device utilises only magnetic tripping to provide effective protection against overloads and short circuits, achieving a breaking capacity of 20 kA. Designed for easy integration, it features a high mechanical service life of 10,000 cycles, ensuring long-term dependability.
Compact design for efficient space utilisation in installations
High breaking capacity ensures effective protection against short circuits
Long mechanical service life translates to reduced maintenance frequency
Designed for a variety of mounting positions for flexibility
Complies with international standards for safety and reliability
Touch protection enhances user safety during operation
Halogen-free and silicon-free for eco-friendly usage
High breaking capacity ensures effective protection against short circuits
Long mechanical service life translates to reduced maintenance frequency
Designed for a variety of mounting positions for flexibility
Complies with international standards for safety and reliability
Touch protection enhances user safety during operation
Halogen-free and silicon-free for eco-friendly usage
Related links
- Siemens SENTRON 5SY8 MCB 50A Curve D 60V DC, 20 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 50A Curve D 72V DC, 20 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 50A Curve D 72V DC, 20 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 12.5A Curve D 72V DC, 30 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 40A Curve D 72V DC, 25 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 20A Curve D 72V DC, 30 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 32A Curve D 72V DC, 30 kA Breaking Capacity
- Siemens SENTRON 5SY8 MCB 25A Curve D 72V DC, 30 kA Breaking Capacity