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Siemens 2KJ3501-5EK23-4FD1-Z 3VA Molded Case Circuit Breaker

Siemens 3VA molded case circuit breaker for industrial power distribution.

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

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ManufacturerSiemens

Part number2KJ3501-5EK23-4FD1-Z

Type Molded Case Circuit Breaker

Series 3VA

Poles 3

Rated Current 400A

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12-month warranty

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Same-day dispatch

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Adjustable thermal-magnetic release High breaking capacity Compact design Robust construction Reliable protection

Product description

The Siemens 2KJ3501-5EK23-4FD1-Z is a 3VA molded case circuit breaker designed for robust protection in industrial applications. It features a breaking capacity of 36kA at 480V and an adjustable thermal-magnetic release for precise overload and short-circuit protection. Its compact design and high switching capacity make it suitable for demanding environments.

This circuit breaker is widely used in power distribution systems, motor protection, and facility management across industries such as manufacturing, utilities, and commercial buildings. It ensures reliable operation and safety for electrical equipment and personnel.

Stanlo Automation, a veteran-owned surplus parts distributor, offers this Siemens 2KJ3501-5EK23-4FD1-Z circuit breaker. We provide quality surplus automation components, ensuring you get reliable parts at competitive prices, backed by expert service.

Technical specifications

Type	Molded Case Circuit Breaker
Series	3VA
Poles	3
Rated Current	400A
Breaking Capacity	36kA at 480V
Release Type	Adjustable Thermal-Magnetic

Common applications

Power distribution

Motor protection

Industrial facilities

Commercial buildings

Control panels

Compatible systems

Compatible with Siemens 3VA accessory modules for enhanced functionality.

Also known as

Siemens 3VA4240-5EK23-4FD1 3VA molded case breaker Siemens MCCB

Replaces / compatible with

Designed to replace older Siemens circuit breakers or provide an upgrade for enhanced protection and performance in existing installations.

Technical note

Expert tip

Ensure proper torque is applied to the terminals during installation to maintain reliable electrical connections, especially at its rated 400A.

What happens next?

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Frequently asked questions

What is the breaking capacity of the Siemens 2KJ3501-5EK23-4FD1-Z circuit breaker?

The Siemens 2KJ3501-5EK23-4FD1-Z circuit breaker has a breaking capacity of 36kA at 480V. This ensures it can safely interrupt fault currents and protect downstream equipment from damage.