
Siemens
SIMATIC PLCs and I/O, operator panels, SITOP power supplies and SIRIUS motor control. TimControls sources current and discontinued Siemens parts for equipment still in service.
The S7-1200 G1 is discontinued from 1 November 2026.
Siemens moves the first generation S7-1200 to phase out status PM400 on 1 November 2026. New units stay available until 1 October 2027. After that they're spare parts only, with spares available until 2036. If your machines run on S7-1200 G1, you have two options:
Keep it running.We source G1 CPUs and modules, factory sealed or new surplus, with the condition stated on every line.
Plan the move.Siemens names the S7-1200 G2 as the successor. It is not a direct replacement: dimensions, terminals and connector positions have changed, and it needs TIA Portal V20 or later.
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Siemens product families
- FastConnect Bus Cables (6XV1830, 6XV1840)
- IE FC RJ45 Plug 180 (6GK1901)
- PROFIBUS FC RS 485 Plug 180 (6GK1500)
- SIMATIC DP PROFIBUS Connectors (6ES7972)
- SIMATIC ET 200M Remote I/O
- SIMATIC ET 200S Distributed I/O
- SIMATIC ET 200SP Distributed I/O
- SIMATIC HMI Operator Panels
- SIMATIC S7-1200 PLC
- SIMATIC S7-1500 PLC
- SIMATIC S7-200 Micro PLCs
- SIMATIC S7-300 PLC Modules
- SIMATIC S7-400 PLC CPUs, I/O and Function Modules
- SIRIUS 3RT2 Contactors
- SIRIUS 3RV2 Motor Protection Circuit Breakers
- SITOP 24 V DC Power Supplies
Same name. Different part.
In Siemens, the details are in the order number. We match every one before we quote.
SIMATIC S7-300
6ES7 315-2AG10-0AB0vs6ES7 315-2EH14-0AB0
Both are a CPU 315-2. One is PROFIBUS only, the other adds PROFINET.
SIMATIC S7-1200
6ES7 214-1AG40-0XB0vs6ES7 214-1BG40-0XB0
Both are a CPU 1214C. One is DC/DC/DC, the other AC/DC/relay.
SIRIUS 3RT2
3RT2015-1AP01vs3RT2015-1BB41
The same contactor. One has a 230 V AC coil, the other 24 V DC.
PROFIBUS connectors
6ES7 972-0BA42-0XA0vs6ES7 972-0BB42-0XA0
The same plug. One has a PG socket for a programming cable, the other doesn't.
Frequently asked questions
Questions buyers often ask about Siemens parts. Not answered here? Contact us.



















