Home › Manufacturers › Siemens › SIMATIC Accessories & Modules › 6ES7921-3AG20-0AA0
Siemens

Siemens 6ES7921-3AG20-0AA0 S7-300 Analog Front Connector Module

Siemens 6ES7921-3AG20-0AA0 S7-300 Analog Front Connector

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned
In Stock — Ready to Ship
ManufacturerSiemens
Part number6ES7921-3AG20-0AA0
Module Type Front Connector
Pins 40
Connection Flat Ribbon Cable
Power Supply Screw Terminals
Get a price for 6ES7921-3AG20-0AA0
Response within 1 business hour

All orders subject to availability

✉ Email us 📞 (224) 366-9464
🛡
12-month warranty
All units tested
⚡
Same-day dispatch
Order by 2pm CST
🌐
Worldwide delivery
US, EU, Asia, Middle East
🎖
Veteran-owned
CAGE: 9NK75
40-pin flat ribbon cable connection Screw terminals for power supply Designed for S7-300 analog modules Enhanced signal integrity Secure electrical connections
Product description

The Siemens 6ES7921-3AG20-0AA0 is a front connector module designed for SIMATIC S7-300 analog modules. It features a 40-pin flat ribbon cable connection for signal integrity and screw terminals for reliable power supply connections. This module facilitates the efficient and secure integration of analog I/O modules within the S7-300 system.

This component is essential for applications requiring analog signal processing in automation environments, such as process control, data acquisition, and industrial monitoring systems. Its design ensures a robust connection in demanding industrial settings.

Stanlo Automation, a veteran-owned distributor, offers the Siemens 6ES7921-3AG20-0AA0. We provide reliable sourcing for your industrial automation needs, ensuring quality parts and prompt delivery.

Technical specifications
Module TypeFront Connector
Pins40
ConnectionFlat Ribbon Cable
Power SupplyScrew Terminals
SystemSIMATIC S7-300
CompatibilityAnalog Modules
Common applications
Industrial Automation
Process Control
Data Acquisition
PLC Systems
Machine Building
Compatible systems
SIMATIC S7-300 Analog I/O modules
Also known as
6ES7921-3AG20-0AA0 Siemens S7-300 Analog Connector SIMATIC TOP connect
Replaces / compatible with
This product is a spare part and has a Product Cancellation status. A successor product, 6ES7921-3AF20-0AA0, is available.
Technical note
Expert tip
Ensure proper strain relief is applied to the ribbon cable to prevent connection issues over time.
What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What type of connection does the Siemens 6ES7921-3AG20-0AA0 module use?
The Siemens 6ES7921-3AG20-0AA0 features a 40-pin flat ribbon cable connection for signals and screw-type terminals for power supply connections.
Related Siemens parts
6ES7921-3AF20-0AA0
Front connector module with flat ribbon Cable connection for analog (40 pins) M…
View Part
6ES7921-3AH00-0AA0
Siemens · 6ES7921-3AH00-0AA0
View Part
6ES7921-3AG00-0AA0
Front connector module with flat ribbon cable connection for analog modules of …
View Part
6ES7921-3AH00-1AA0
SIMATIC S7-300, Front connector for crimp contacts, without crimp contacts 20 p…
View Part
6ES7921-3AH20-1AA0
SIMATIC S7-300, Front connector for crimp contacts, without crimp contacts 40 p…
View Part
6ES7921-3AF00-0AA0
Front connector module with flat ribbon Cable connection for analog Modules of …
View Part
6ES7921-3AK20-0AA0
Front connector module with flat ribbon Cable connection for compact CPU 312C f…
View Part
6ES7921-3AD00-0AA0
Front connector module with flat ribbon Cable connection for 2 A Digital output…
View Part
6ES7921-3AL20-0AA0
FRONT CONNECTOR WITH TWISTED RIBBON CABLE CONNECTION FOR COMPACT CPU 313C/314C-…
View Part
6ES7921-3AC00-0AA0
Front connector module with flat ribbon Cable connection for 2 A Digital output…
View Part