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Siemens 3TY7403-0AP6 2 NO Auxiliary Contact Block

Siemens 3TY7403-0AP6 auxiliary contact block with 2 NO contacts.

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ManufacturerSiemens

Part number3TY7403-0AP6

Type Auxiliary Contact Block

Contacts 2 Normally Open (NO)

Model Suffix -AP6

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12-month warranty

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Veteran-owned

CAGE: 9NK75

2 Normally Open (NO) contacts Expands contactor functionality Reliable industrial signaling Genuine Siemens accessory Easy attachment to contactor

Product description

The Siemens 3TY7403-0AP6 is an auxiliary contact block featuring 2 Normally Open (NO) contacts. This component is designed to be attached to Siemens contactors, providing additional signaling or control functions within an automation system. It expands the capabilities of the base contactor by adding electrical contacts that operate in conjunction with the main power contacts.

These auxiliary contact blocks are commonly used in industrial control panels for feedback signaling, interlocks, and alarm circuits. They are essential for monitoring the status of contactors and integrating them into complex control logic across various industries such as manufacturing, water treatment, and building automation.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3TY7403-0AP6. We understand the importance of reliable components for your operations and are dedicated to providing quality surplus parts to meet your needs.

Technical specifications

Type	Auxiliary Contact Block
Contacts	2 Normally Open (NO)
Model Suffix	-AP6

Common applications

Control panel signaling

Interlock circuits

Status feedback

Automation logic

Alarm systems

Motor control centers

Compatible systems

Siemens Contactors supporting side-mounted auxiliary contact blocks

Also known as

Siemens 3TY7403-0AP6 2 NO auxiliary contacts Siemens Siemens contactor accessory

Replaces / compatible with

This auxiliary contact block is compatible with various Siemens contactors that accept side-mounted auxiliary contacts, providing additional NO contacts.

Technical note

Expert tip

Ensure the auxiliary contact block is securely attached to the contactor and that the internal contacts are clean and free from debris for reliable operation.

What happens next?

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Frequently asked questions

What is the function of the Siemens 3TY7403-0AP6 auxiliary contact block?

The Siemens 3TY7403-0AP6 is an auxiliary contact block that provides two Normally Open (NO) contacts. These contacts are wired into the control circuit to signal the status of the main contactor or to implement logic functions, such as interlocks or status indication.