Home › Manufacturers › Siemens › 5SY4204-5

Siemens

Siemens 5SY4204-5 Miniature Circuit Breaker - 4A, 2-Pole, Type A

Siemens 5SY4204-5 miniature circuit breaker, 2-pole, 4A, Type A.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number5SY4204-5

Poles 2

Current Rating 4A

Tripping Characteristic A

Breaking Capacity 10kA

Get a price for 5SY4204-5

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

2-pole design Type A tripping curve 10kA short-circuit rating Low 4A current rating Sensitive electronic protection

Product description

The Siemens 5SY4204-5 is a 2-pole miniature circuit breaker featuring a Type A tripping characteristic, designed for sensitive electronic circuits. It has a 4A rated current and a 10kA breaking capacity at 400V. This compact breaker measures 70 mm in width.

This circuit breaker is specifically suited for protecting sensitive electronic devices and circuits that require a lower tripping threshold than standard Type B or C breakers. Its Type A characteristic provides protection against both overcurrents and earth faults with high sensitivity.

Stanlo Automation, a veteran-owned supplier, offers the Siemens 5SY4204-5 and a wide range of surplus industrial automation parts. We are committed to providing quality components and exceptional service to keep your systems operational.

Technical specifications

Poles	2
Current Rating	4A
Tripping Characteristic	A
Breaking Capacity	10kA
Voltage Rating	400V
Width	70mm
Series	5SY4

Common applications

Sensitive Electronics Protection

Control Circuits

Data Acquisition Systems

Low Current Applications

Specialty Equipment

Compatible systems

Siemens 5SY Series accessories

Also known as

Siemens 5SY42045 5SY4 4A Type A breaker Siemens 2-pole Type A MCB

Replaces / compatible with

Compatible with Siemens 5SY series accessories.

Technical note

Expert tip

The Type A characteristic of the 5SY4204-5 is crucial for protecting semiconductor-based equipment that is highly sensitive to overcurrents.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the primary application for the Siemens 5SY4204-5 Type A breaker?

The Siemens 5SY4204-5 with its Type A tripping characteristic is designed for the highest sensitivity, protecting sensitive electronic devices and circuits. It trips at lower current levels compared to Type B or C, offering precise protection.