Series
SIMATIC S7-1200 G1
S7-1200 G1 still has a very large global installed base, and while new projects are gradually shifting to G2, demand for repairs, spare parts, expansion and migration remains strong. For XIECHENG, the value of this generation of products mainly comes from complete MLFB search, inventory system MRO and G1→G2 migration inquiry.
G1’s CPU and SM/SB/CM modules should retain complete MLFB. CPU type, power supply/output architecture, onboard I/O, firmware/project compatibility, and expansion module combinations need to be confirmed when selecting or replacing. The ordering codes and module systems of G1 and G2 are different, and mechanical replacement based only on the 1212C/1214C/1215C name is not allowed.
| MLFB | product | power supply / output | onboard I/O |
|---|---|---|---|
| 6ES7211-1AE40-0XB0 | CPU 1211C | DC/DC/DC | 6DI / 4DO / 2AI |
| 6ES7211-1BE40-0XB0 | CPU 1211C | AC/DC/Relay | 6DI / 4 relay DO / 2AI |
| 6ES7211-1HE40-0XB0 | CPU 1211C | DC/DC/Relay | 6DI / 4 relay DO / 2AI |
| 6ES7212-1AE40-0XB0 | CPU 1212C | DC/DC/DC | 8DI / 6DO / 2AI |
| 6ES7212-1BE40-0XB0 | CPU 1212C | AC/DC/Relay | 8DI / 6 relay DO / 2AI |
| 6ES7212-1HE40-0XB0 | CPU 1212C | DC/DC/Relay | 8DI / 6 relay DO / 2AI |
| 6ES7214-1AG40-0XB0 | CPU 1214C | DC/DC/DC | 14DI / 10DO / 2AI |
| 6ES7214-1BG40-0XB0 | CPU 1214C | AC/DC/Relay | 14DI / 10 relay DO / 2AI |
| 6ES7214-1HG40-0XB0 | CPU 1214C | DC/DC/Relay | 14DI / 10 relay DO / 2AI |
| 6ES7215-1AG40-0XB0 | CPU 1215C | DC/DC/DC | 14DI / 10DO / 2AI / 2AO |
| 6ES7215-1BG40-0XB0 | CPU 1215C | AC/DC/Relay | 14DI / 10 relay DO / 2AI / 2AO |
| 6ES7215-1HG40-0XB0 | CPU 1215C | DC/DC/Relay | 14DI / 10 relay DO / 2AI / 2AO |
| 6ES7217-1AG40-0XB0 | CPU 1217C | DC/DC/DC | 14DI / 10DO / 2AI / 2AO |
| 6ES7234-4HE32-0XB0 | SM 1234 | Analog | 4AI / 2AO |
S7-1200 G1 40-generation CPUs are available in DC/DC/DC, AC/DC/Relay and DC/DC/Relay supply/output combinations. CPU 1211C, 1212C, 1214C and 1215C short names are insufficient for ordering; always retain the complete MLFB.
The table shows verified representative models and key specifications. If your required model is not listed, send the complete ordering code for verification.
FAQ
Frequently Asked Questions
What are the main differences between 6ES7212-1AE40-0XB0 and 6ES7214-1AG40-0XB0?
product: 6ES7212-1AE40-0XB0 is CPU1212C, 6ES7214-1AG40-0XB0 is CPU1214C; onboard I/O: 6ES7212-1AE40-0XB0 is 8DI / 6DO / 2AI, 6ES7214-1AG40-0XB0 is 14DI / 10DO / 2AI. Verify the complete ordering code and project conditions before selection or replacement; the series name alone is not sufficient.
Which specifications matter most when selecting SIMATIC S7-1200 G1?
Key specifications to verify are product, power supply / output, onboard I/O. Match them against the equipment nameplate, drawing or original model, and retain every suffix, option and regional code in the complete ordering reference.
Why is the complete part number required when requesting a quote for SIMATIC S7-1200 G1?
Models within SIMATIC S7-1200 G1 may differ in electrical ratings, construction, interfaces or accessories. For example, 6ES7212-1AE40-0XB0, 6ES7214-1AG40-0XB0, 6ES7214-1BG40-0XB0 are distinct configurations and cannot be interchanged on the series name alone. Using the complete part number substantially reduces mismatch risk.
How should SIMATIC S7-1200 G1 be used as spare parts for installed equipment?
For installed-base MRO involving SIMATIC S7-1200 G1, provide the original part number, nameplate photo, equipment application and quantity. We first verify the existing model and critical specifications, then check whether the original remains available. If migration is required, mounting, electrical, communication and accessory differences are compared separately.
Request a quote SIMATIC S7-1200 G1
Please provide the complete part number, quantity and destination country. For installed-base replacements, include the original model and nameplate details.
