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Siemens 6ES7921-3AA00-0AA0 SIMATIC S7-300 Front Connector Module

Name: Siemens 6ES7921-3AA00-0AA0
Brand: Siemens
SKU: 6ES7921-3AA00-0AA0
Availability: InStock

Siemens SIMATIC S7-300 Front Connector Module for 16 digital I/O.

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

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ManufacturerSiemens

Part number6ES7921-3AA00-0AA0

Type Front Connector Module

For SIMATIC S7-300

I/O Count 16 Digital I/O

Connection Flat ribbon cable

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Connects 16 digital I/O modules Uses flat ribbon cable Spring terminal power supply For SIMATIC S7-300 Simplifies wiring

Product description

The Siemens 6ES7921-3AA00-0AA0 is a front connector module designed for SIMATIC S7-300 digital I/O modules. It features a flat ribbon cable connection for digital 16 I/O modules and provides power supply via spring terminals. This module simplifies wiring and enhances the reliability of I/O connections.

This module is essential for building and expanding automation systems based on the SIMATIC S7-300 platform. It is widely used in various industrial sectors, including automotive manufacturing, process control, and machine building, where efficient and organized digital I/O wiring is critical for system performance.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6ES7921-3AA00-0AA0. We understand the need for high-quality, readily available components for your automation projects. Source this front connector module from Stanlo Automation to ensure efficient and reliable integration of your S7-300 digital I/O modules.

Technical specifications

Type	Front Connector Module
For	SIMATIC S7-300
I/O Count	16 Digital I/O
Connection	Flat ribbon cable
Power	Spring terminals

Common applications

Industrial automation

SIMATIC S7-300 systems

Digital I/O wiring

Machine control

Process automation

Compatible systems

SIMATIC S7-300 CPUs SIMATIC S7-300 Digital I/O modules (16 points)

Also known as

SIMATIC S7-300 Front Connector Siemens 16 I/O module connector S7-300 digital I/O interface

Replaces / compatible with

Replaces standard front connectors for SIMATIC S7-300 digital I/O modules with 16 points.

Technical note

Expert tip

Ensure the flat ribbon cable is correctly oriented and fully seated in both the module and the I/O card to prevent intermittent connections.

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Frequently asked questions

What is the primary function of the Siemens 6ES7921-3AA00-0AA0 module?

The Siemens 6ES7921-3AA00-0AA0 is a front connector module for SIMATIC S7-300 digital I/O modules, specifically designed for 16 I/O points. It utilizes a flat ribbon cable for signal connections and spring terminals for power, simplifying the wiring process.