6ES7921-4BC50-0AA1
Product ID:178410
Updated: 2026/4/4

Key Features
- 1Utilize 4 pre-assembled round cables (0.14 mm², 2.5 m) for immediate digital connectivity. 2、Integrate seamlessly with Siemens S7-400 digital modules for reliable system performance. 3、Handle the compact and lightweight unit (29x29x6 cm, 0.9 kg) with ease during installation. 4、Establish fast and reliable connections to reduce system downtime and boost efficiency. 5、Deploy an authentic Siemens product for guaranteed quality and full system compatibility.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Packaging Quantity | 1 | Quantity Unit | 1 Piece |
| Package size unit of measure | MM | Packaging Dimension | 150,00 x 200,00 x 30,00 |
| Net Weight (kg) | 0,037 Kg | Estimated dispatch time (Working Days) | 20 Day/Days |
| Export Control Regulations | AL : N / ECCN : N | Notes | Please enter text for every Y option (using the Configurator). |
| Product Lifecycle (PLM) | PM300:Active Product | Product family | Actuators and indicators, 22 mm, round, plastic, black |
| Product Description | Indicator lights, 22 mm, round, plastic, red, lens, smooth, with holder, LED module, with integrated LED 230 V AC, screw terminal, with laser labeling, inscription or symbol Customer-specific selection with SIRIUS ACT configurator (CIN) | Article Number (Market Facing Number) | 3SU1106-6AA20-1AA0-Z Y19 |
Specifications may be subject to change without notice
