
6ES7972-0AA02-0XA0 SIMATIC DP RS485 Repeater Product Details
This listing details the Siemens 6ES7972-0AA02-0XA0 RS485 repeater designed for PROFIBUS/MPI bus systems. The component supports connections with up to 31 nodes at maximum baud rates.
Quick Facts
- Part number
- 6ES7972-0AA02-0XA0
- Brand
- Siemens
- Category
- Communication & Networking
- Product type
- SIMATIC DP, RS485 repeater For connection of PROFIBUS/MPI bus systems with max
- Lifecycle
- Phase Out Announce
- Dimensions
- 13.4 x 7.3 x 6.5 cm
- Net weight
- 0.244 Kg
Product Overview
The Siemens 6ES7972-0AA02-0XA0 functions as a SIMATIC DP RS485 repeater. It facilitates the connection of PROFIBUS and MPI bus systems within industrial automation environments. This device extends network reach while maintaining signal integrity. Review Siemens 6ES7972-0AA02-0XA0 as communication networking with source category communication-networking, recorded lifecycle Phase Out Announce, and submitted model identity.
Engineered for robust performance, this repeater handles maximum baud rates of 12 Mbit/s. It supports networks with up to 31 nodes per segment. The design emphasizes improved user handling for easier integration.
Technical Review Notes
- Device type is classified as a SIMATIC DP RS485 repeater for industrial communication. Keep dimensions 13.4 x 7.3 x 6.5 cm and net weight 0.244 Kg unchanged while comparing project documents and product image evidence.
- Maximum supported baud rate is recorded as 12 Mbit/s for data transmission.
- Network capacity allows for a maximum of 31 nodes per connected segment.
- Physical dimensions are listed as 13.4 x 7.3 x 6.5 centimeters for space planning.
- Net weight is documented at 0.244 Kg for logistics and mounting considerations.
- Degree of protection rating is specified as IP20 for indoor environmental standards.
Model Identification
- Brand identifier is confirmed as Siemens for the SIMATIC product line. Use the source path communication-networking to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- Part number 6ES7972-0AA02-0XA0 uniquely identifies this specific RS485 repeater model.
- Normalized part number format is 6ES79720AA020XA0 for database indexing purposes.
- Product classification falls under communication networking hardware components for industrial use.
Technical Parameters
| Product type | SIMATIC DP, RS485 repeater For connection of PROFIBUS/MPI bus systems with max |
|---|---|
| Lifecycle | Phase Out Announce |
| Dimensions | 13.4 x 7.3 x 6.5 cm |
| Net weight | 0.244 Kg |
Parameters are factual source fields retained for model review.
Parameter Review
- Bus system application context includes PROFIBUS and MPI protocols for standard automation. Check product-owned images, label text, connector area, and submitted model references against the exact 6ES7972-0AA02-0XA0 record before publication.
- Node limit is strictly defined as a maximum of 31 devices per segment.
- Speed capability is capped at a maximum baud rate of 12 Mbit/s.
- Protection class IP20 indicates protection against solid objects larger than 12.5mm.
- Form factor dimensions allow for compact DIN rail or panel mounting solutions.
Image & Label Review
- Front view typically displays terminal blocks for RS485 cable connections. Review Siemens 6ES7972-0AA02-0XA0 as communication networking with source category communication-networking, recorded lifecycle Phase Out Announce, and submitted model identity.
- Side profile shows the compact rectangular housing with ventilation slots.
- Label area contains the full part number and Siemens branding clearly.
- Rear perspective may reveal mounting clips or screw holes for installation.
Product Image Gallery

Inquiry Preparation
- Verify the exact part number matches your existing system documentation records. Keep dimensions 13.4 x 7.3 x 6.5 cm and net weight 0.244 Kg unchanged while comparing project documents and product image evidence.
- Confirm the required baud rate aligns with your current network specifications.
- Check node count requirements to ensure the 31-node limit is sufficient.
- Review physical space constraints against the 13.4cm length dimension provided.
Category Context
This item resides within the communication networking category of industrial parts. Use the source path communication-networking to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
It serves as a critical component for extending PROFIBUS network segments.
Review Notes
- Lifecycle status is currently noted as Phase Out Announce for planning. Check product-owned images, label text, connector area, and submitted model references against the exact 6ES7972-0AA02-0XA0 record before publication.
- Source parameter review should confirm all technical values match project needs.
- Project document review is recommended before submitting detailed inquiry requests.
- Technical summary points provide a baseline for initial engineering assessment steps.



