Home › Manufacturers › Siemens › 5SY4332-5

Siemens

Siemens SENTRON 5SY4332-5 3-Pole A Curve Miniature Circuit Breaker

Siemens 5SY4332-5 3-pole A-curve miniature circuit breaker.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number5SY4332-5

Voltage 400V AC

Current 32A

Poles 3

Tripping Characteristic A

Get a price for 5SY4332-5

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

3-pole design Type A tripping curve 10kA breaking capacity DIN rail mountable Extreme sensitivity for low inrush DC circuit protection

Product description

The Siemens 5SY4332-5 is a 3-pole miniature circuit breaker from the SENTRON 5SY4 series, featuring a Type A tripping characteristic. It operates at 400V with a 10kA breaking capacity. The Type A curve is the most sensitive, designed for circuits with very low inrush currents or where protection of sensitive semiconductor devices is paramount.

This breaker is specifically used for protecting highly sensitive electronic components and DC circuits where rapid tripping for even small overcurrents is critical. It offers maximum protection for specialized equipment and low-current DC applications.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 5SY4332-5. We are dedicated to providing genuine, reliable industrial automation components, ensuring you receive quality parts for your operational needs.

Technical specifications

Voltage	400V AC
Current	32A
Poles	3
Tripping Characteristic	A
Breaking Capacity	10kA
Series	5SY4
Mounting	DIN Rail

Common applications

Semiconductor protection

Sensitive electronics

Low-current DC circuits

Data processing equipment

Specialized control systems

Compatible systems

Standard DIN rail mounting systems

Also known as

Siemens 5SY43325 SENTRON 5SY4 A32 3P MCB 32A A

Replaces / compatible with

Compatible with Siemens SENTRON 5SY series accessories.

Technical note

Expert tip

The A-curve is characterized by its low trip threshold, typically 1-2 times the rated current, making it suitable for very specific protection needs.

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 a Type A circuit breaker like the Siemens 5SY4332-5?

Type A breakers are designed for circuits with very low inrush currents, typically found in electronic equipment and DC circuits. They offer the highest sensitivity for detecting small overcurrents, protecting delicate semiconductor devices.