6AG1277-1AA10-4AA0 - Siemens S7 1200 Ethernet Module
The Siemens 6AG1277-1AA10-4AA0 is a high-reliability S7 1200 Ethernet Module from the SIPLUS CSM 1277 family, engineered for seamless integration with SIMATIC S7-1200 PLCs.

| Brand | Siemens |
| Product Type | PLC - Programmable logic Controller |
| Series | Simatic S7-1200 |
| SKU / MPN | 6AG1277-1AA10-4AA0 |
Siemens S7 1200 Ethernet Module 6AG1277-1AA10-4AA0 Technical Specifications:
| Specification | Value |
|---|---|
| Product Description | SIPLUS NET CSM 1277 based on 6GK7277-1AA10-0AA0 with conformal coating, 0โฆ+60 ยฐC, Compact Switch Module CSM 1277 connection SIMATIC S7-1200 and up to 3 further nodes to Industrial Ethernet with 10/100 Mbps |
| Product Family | SIPLUS CSM 1277 |
| Product Lifecycle (PLM) | PM300:Active Product |
| Net Weight (kg) | 0,230 Kg |
| Packaging Dimension | 14,80 x 18,00 x 5,50 |
| Package Size Unit of Measure | CM |
| Country of Origin | Germany |
The 3RK7271-1AA30-0AA0 module provides a reliable 24 V / 30 V DC input and a single AS-Interface output channel capable of delivering up to 4 A of power. It includes integrated overload protection, ground fault detection, and a signaling contact for enhanced operational diagnostics. As part of the DCM 1271 product family, this model is classified as an active product under Siemens' PM300 product lifecycle, ensuring long-term availability and serviceability. With a compact designโmeasuring just 80.00 x 125.00 x 50.00 mm and weighing only 0.161 kgโit fits neatly into most industrial control panels. Manufactured in the Czech Republic under Siemensโ global quality standards, the module supports robust integration into AS-Interface master configurations, providing safe data decoupling and fault protection between power supply and data lines.
Ideal for decentralized installations and AS-Interface networks, the Siemens 3RK7271-1AA30-0AA0 is widely used in industries like logistics automation, conveyor systems, machine building, and packaging lines. Engineers rely on this module to isolate power fluctuations and prevent communication faults between field devices and the AS-i master. With its built-in fault monitoring and compact footprint, it offers long-term stability for installations requiring dependable AS-i communication. Whether you're upgrading an existing network or designing a new automation setup, the DCM 1271 module ensures Siemens-level safety, efficiency, and ease of installation.




