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Siemens SIMATIC S7-300 Front Connector (20 Pole) for Crimp Contacts

Name: Siemens 6ES7921-3AH00-1AA0
Brand: Siemens
SKU: 6ES7921-3AH00-1AA0
Availability: InStock

Siemens SIMATIC S7-300 Front connector, 20 pole, for crimp contacts

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

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ManufacturerSiemens

Part number6ES7921-3AH00-1AA0

Series SIMATIC S7-300

Type Front Connector

Pole Count 20

Contact Type For Crimp Contacts (Contacts Not Included)

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Designed for SIMATIC S7-300 20-pole configuration Suitable for crimp contacts High-quality Siemens component Packaged for project use

Product description

The Siemens SIMATIC S7-300 front connector (6ES7921-3AH00-1AA0) is designed for use with crimp contacts, providing a crucial interface for connecting signals and power to S7-300 modules. This specific part is a 20-pole connector and is supplied without the crimp contacts, allowing for flexible termination. It comes in a package quantity (VPE) of 100 units, suitable for larger projects or system integration.

This front connector is an essential component for building and maintaining Siemens S7-300 automation systems. It is widely used in various industrial applications, including manufacturing lines, process control, and building automation, where reliable signal transmission is paramount.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6ES7921-3AH00-1AA0. We provide access to reliable and cost-effective automation components, ensuring your Siemens S7-300 systems remain operational and efficient.

Technical specifications

Series	SIMATIC S7-300
Type	Front Connector
Pole Count	20
Contact Type	For Crimp Contacts (Contacts Not Included)
Package Quantity	100 Units

Common applications

S7-300 PLC Systems

Industrial Automation

Machine Control

Process Automation

SCADA Integration

Electrical Panel Building

Compatible systems

Siemens SIMATIC S7-300 CPUs and I/O Modules requiring 20-pole front connectors

Also known as

Siemens S7-300 Front Connector 6ES7921-3AH00 S7-300 Crimp Connector

Replaces / compatible with

Compatible with Siemens SIMATIC S7-300 series PLCs requiring 20-pole front connectors for crimp terminations.

Technical note

Expert tip

Ensure you use the correct crimp tool and contacts specified for the S7-300 series to guarantee reliable connections.

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Frequently asked questions

Does the Siemens 6ES7921-3AH00-1AA0 include crimp contacts?

No, the Siemens 6ES7921-3AH00-1AA0 front connector is specifically designed for use with crimp contacts, but the crimp contacts themselves are not included with this part. They must be purchased separately.