Eaton xEffect MCB, 1P, 4A Curve B

Subtotal (1 unit)*

£19.76

(exc. VAT)

£23.71

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 31 unit(s) shipping from 27 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£19.76

*price indicative

RS Stock No.:
230-0912
Mfr. Part No.:
177380 FAZ6-B4/1
Brand:
Eaton
Find similar products by selecting one or more attributes.
Select all

Brand

Eaton

Number of Poles

1

Current Rating

4A

Tripping Characteristics

Type B

Range

xEffect

Mounting Style

DIN Rail Mount

Model Number

FAZ6-B4/1

COO (Country of Origin):
RO

Eaton MCB, 1 Pole, 4A Current Rating - 177380 FAZ6-B4/1


This miniature circuit breaker (MCB) provides efficient electrical circuit protection and is designed for DIN rail mounting. With a current rating of 4A and a breaking capacity of 10kA, it ensures safety in electrical installations. This reliable device operates at a rated AC voltage of 240V and features a compact design with dimensions of 17.7mm in width and 72.6mm in length.

Features & Benefits


• Type B MCB suitable for standard load applications
• High breaking capacity ensures maximum circuit safety
• DIN rail mount design simplifies installation and maintenance
• Supports ambient temperatures from -25°C to 75°C
• Multi-wired conductor cross-section capability up to 25mm²
• Certified to IEC/EN 61439 for enhanced reliability

Applications


• Utilised in residential and commercial electrical installations
• Ideal for use in machinery and automation systems
• Suitable for circuit protection in industrial environments
• Commonly used in control panels for enhanced safety

What is the required installation environment for optimal performance?


This device operates effectively within an ambient temperature range of -25°C to 75°C, making it suitable for diverse operating conditions.

How does the breaking capacity affect circuit protection?


A breaking capacity of 10kA allows the circuit breaker to withstand and safely interrupt high fault currents, ensuring reliable protection of connected equipment.

What factors influence the heat dissipation of the circuit breaker?


The device's current-dependent heat dissipation is rated at 1.4W, and it must be installed in environments where the specified operational current rating is maintained to ensure safety and performance.

Can this circuit breaker be used in combination with other devices?


Yes, this circuit breaker allows for additional equipment, offering flexibility in configuring electrical systems while maintaining safety standards.

Note

Eaton formerly known as Moeller

Related links