Siemens SENTRON 5SY4 Miniature Circuit Breaker, 3-Pole, 4 A, Type B, 400 V ac AC, 60 V DC, 10 kA Breaking Capacity

View all MCBs

Subtotal (1 unit)*

HK$931.81

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 16 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +HK$931.81

*price indicative

RS Stock No.:
610-299
Mfr. Part No.:
5SY4304-6
Manufacturer:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Number of Poles

3

Product Type

Miniature Circuit Breaker

Current Rating

4 A

Tripping Characteristics

Type B

Rated AC Voltage

400 V ac

Rated DC Voltage

60 V

Breaking Capacity

10kA

Mount Type

DIN Rail

Range

SENTRON

Series

5SY4

Terminal Type

Screw

IP Rating

IP20

Height

90mm

Standards/Approvals

IEC/EN 60898-1, IEC/EN 60947-2/UL1077

Depth

76mm

Width

54 mm

COO (Country of Origin):
DE
The Siemens Miniature Circuit Breaker exemplifies reliability and precision in electrical management. Designed for robust performance under varying conditions, it operates effectively in both residential and industrial settings. Featuring a versatile 3-pole design, this circuit breaker ensures optimal current distribution and protection against overloads, making it a critical component for safeguarding electrical circuits. Its compact size allows for seamless integration into existing setups, while its user-friendly features simplify installation and maintenance. With a notable mechanical service life, this device promises durability and efficiency, reinforcing its position as a go-to solution for energy management. The high breaking capacity further enhances its appeal, making it suitable for diverse applications that demand stringent safety standards.

Engineered for enhanced touch protection

Compatible with various supplementary devices for added functionality

Designed for main switches in compliance with industry standards

Halogen-free construction contributes to environmental safety

Sealable design ensures secure installation and maintenance

Vibration resistance enhances operational stability in dynamic environments

Conductors can be connected across a range of cross-sections to suit various installations

Provides substantial energy limitation for improved safety during operation

Multiple environmental testing regimes confirm reliability

Related links