Buy Siemens PLC Parts — Authentic & Surplus
Siemens S7-200, S7-300, S7-400, S7-1200, S7-1500, ET200, LOGO!, SIMATIC HMI, and discontinued models. In stock, worldwide shipping, 12-month warranty.
Siemens PLC Series We Supply
S7-200 Series
CPU 221, 222, 224, 226 — including discontinued models. EM expansions, cables, power supplies.
View S7-200 Products →S7-300 Series
CPU 312-317, SM, FM, CP modules. ET200M distributed I/O. Most popular mid-range PLC.
View S7-300 Products →S7-1200 / S7-1500
Current generation TIA Portal PLCs. CPU 1211C through 1518. Latest firmware support.
View Latest Series →ET200 & Distributed I/O
ET200SP, ET200MP, ET200M, ET200S. Interface modules, I/O modules, bus adapters.
View ET200 →Siemens PLC Price Guide (Indicative USD)
| Model Series | Price Range (USD) | Availability |
|---|---|---|
| S7-200 CPU (221-226) | $150 - $500 | In Stock |
| S7-200 Expansion Modules | $50 - $300 | In Stock |
| S7-300 CPU (312-317) | $400 - $2,500 | In Stock |
| S7-300 SM / FM / CP Modules | $80 - $800 | Limited |
| S7-400 CPU (412-417) | $1,000 - $8,000 | In Stock |
| S7-1200 CPU (1211-1217) | $200 - $800 | In Stock |
| S7-1500 CPU (1511-1518) | $1,200 - $5,000 | On Order |
| ET200SP / MP / M Modules | $100 - $1,500 | In Stock |
| SIMATIC HMI Panels | $300 - $3,000 | In Stock |
* Prices vary by condition (new surplus, refurbished, used), warranty, and quantity. Contact us for an exact quote.
Popular Siemens S7 PLC Models in Stock
SIPLUS S7-300 CPU 314 Extended Temperature
6AG7317-2AK14-2AB0SIPLUS S7-300 CPU 317-2 DP Extended Temperature
6AV2123-2DB03-0AX0SIMATIC HMI KP Basic Panel KTP400 Basic 4"
6AV2123-2GB03-0AX0SIMATIC HMI KP Basic Panel KTP700 Basic 7"
6AV2123-2JB03-0AX0SIMATIC HMI KP Basic Panel KTP900 Basic 9"
6AV2123-2MB03-0AX0SIMATIC HMI KP Basic Panel KTP1200 Basic 12"
6AV2124-0GC01-0AX0SIMATIC HMI TP TP700 7"
6AV2124-0GC01-0AX5SIMATIC HMI TP TP700 7"
6AV2124-0JC01-0AX0SIMATIC HMI TP TP900 9"
6AV2124-0JC01-0AX5SIMATIC HMI TP TP900 9"
6AV2124-0MC01-0AX0SIMATIC HMI TP TP1200 12"
6AV2124-0MC01-0AX4SIMATIC HMI TP TP1200 12"
6AV2124-0QC01-0AX0SIMATIC HMI TP TP1500 15"
6AV2124-0QC01-0AX2SIMATIC HMI TP TP1500 15"
6AV2124-0UC01-0AX0SIMATIC HMI TP TP1900 19"
6AV2124-0UC01-0AX5SIMATIC HMI TP TP1900 19"
All S7 series models are tested before shipment. Browse all Siemens products or request the exact model you need.
Why Buy Siemens PLCs From ZZSL
Every unit tested before shipping
DHL / FedEx / UPS in 3-7 days
Full replacement guarantee
Engineers verify compatibility
Siemens PLC Buying FAQ
Can you supply discontinued Siemens S7-300 and S7-400 parts?
Yes. We specialize in legacy and discontinued automation parts. S7-300 CPUs (312 to 317), S7-400 CPUs (412 to 417), power supplies, signal modules and communication processors are available from surplus stock or verified sourcing channels.
Are the Siemens PLCs new or used?
We stock new surplus, refurbished and tested used units. Every unit is inspected, tested and photographed before shipment, and comes with our 12-month warranty.
How long does shipping take?
DHL, FedEx and UPS delivery typically takes 3 to 7 working days worldwide. For urgent breakdowns we can arrange express dispatch within 24 hours of confirmation.
Can you match a specific Siemens part number?
Send us the 6ES7 or 6GK order number and we will confirm stock, compatibility, condition and price. Most S7-200, S7-300, S7-400, S7-1200 and S7-1500 modules can be sourced.
Do you provide warranty on refurbished PLC modules?
Yes, all Siemens PLC modules carry a 12-month replacement warranty. We also provide test reports and photos before dispatch on request.
Need a Specific Siemens PLC Model?
Tell us the model number — we will find it. Even rare and discontinued parts.
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