Siemens SENTRON 5SY8 MCB, 3P, 300mA Curve C, 400V AC, 70 kA Breaking Capacity

Subtotal (1 unit)*

£161.66

(exc. VAT)

£193.99

(inc. VAT)

Add to Basket
Select or type quantity
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 +£161.66

*price indicative

RS Stock No.:
610-346
Mfr. Part No.:
5SY8314-7
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Number of Poles

3

Current Rating

300mA

Tripping Characteristics

Type C

Rated AC Voltage

400V

Breaking Capacity at Maximum Voltage Rating

70 kA

Range

SENTRON

Series

5SY8

COO (Country of Origin):
DE
The Siemens Miniature Circuit Breaker is an ideal solution for protecting electrical installations from overload and short circuit faults. Designed for a wide range of applications, this unit operates efficiently at 400 V and integrates seamlessly into existing systems. With its robust construction and superior breaking capacity, it ensures safety and reliability in both industrial and infrastructural environments. The breaker features a compact design, making it suitable for installations where space is at a premium, while its impressive mechanical service life guarantees long-lasting performance. This product stands out with its effective touch protection and additional features, such as the ability to accommodate supplementary devices, enhancing its functionality.

This circuit breaker is equipped with accurate tripping characteristics to enhance safety
It offers a high breaking capacity for both AC and DC applications
The product is constructed to be halogen-free and silicon-free ensuring minimal environmental impact
It supports a wide range of conductor cross-sections for ease of installation
Vibration resistance standards ensure reliable operation even in challenging conditions
User-friendly tightening torque specifications provide secure and easy installation
The breaker is rated for operation in extreme ambient temperatures ensuring performance reliability

Related links