Product Overview
The Siemens 6ES7972-0CB20-0XA0 PC Adapter USB enables seamless connection between SIMATIC S7-200, S7-300, S7-400, and C7 PLCs and a PC. Moreover, it comes with a 5-meter USB cable, allowing flexible placement of the PC relative to the PLC. Although discontinued, it remains a reliable solution for legacy automation systems.
Key Features
This USB PC adapter provides plug-and-play connectivity with Windows operating systems, including XP, Vista, and Windows 7 (32/64-bit). In addition, it offers:
- USB V1.1 compatibility for standard data transfer.
- Direct connection to multiple SIMATIC PLC series.
- Compact and lightweight design for easy handling.
- Legacy support for maintenance and programming of existing PLC installations.
 Therefore, it simplifies communication between industrial controllers and PCs during programming or troubleshooting.
Technical Specifications
| Feature | Specification | 
|---|---|
| Part Number | 6ES7972-0CB20-0XA0 | 
| Description | PC Adapter USB for SIMATIC S7-200/300/400/C7 PLCs | 
| Cable Length | 5 meters USB cable | 
| Operating System | Windows XP/Vista/7 (32/64-bit) | 
| Net Weight | 0.491 kg | 
| Packaging Dimensions | 17.4 × 24.3 × 4.3 cm | 
| Country of Origin | Germany | 
| RoHS Compliance | Since 05.11.2007 | 
| Product Lifecycle | Discontinued (01.06.2015) | 
| Successor Model | 6GK1571-0BA00-0AA0 | 
Typical Applications
The 6ES7972-0CB20-0XA0 adapter is primarily used for PLC programming, diagnostics, and configuration. For instance, engineers maintain and update legacy S7-200 or S7-400 systems without requiring modern communication interfaces. Furthermore, its extended cable length allows easier positioning of laptops or programming stations in control rooms.
FAQ
Q1: Is the Siemens 6ES7972-0CB20-0XA0 PC Adapter USB new and original?
Yes, this product is 100% original Siemens, available in stock with shipping within 3 days–2 weeks depending on order quantity.
Q2: Which PLC models are supported?
It supports SIMATIC S7-200, S7-300, S7-400, and C7 PLCs for programming and diagnostics.
Q3: How is it shipped and returned if defective?
We ship via DHL or FedEx, and offer returns within 30 days for any quality issues.
Details
| Weight | 0.491 kg | 
|---|


 
 
 
 
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