Product details
The Siemens SIMATIC S7-300 CPU 312 (6ES7312-1AE14-0AB0) is a genuine SIMATIC S7-300 CPU. Entry-level S7-300 CPU with 32 KB work memory and MPI interface, used across smaller machine controls Australia-wide. The S7-300 family has been discontinued by Siemens, and InstroDirect supplies this unit as verified end-of-life stock for Australian plants that need a like-for-like replacement without a migration project.
- 32 KB work memory, MPI interface
- Like-for-like replacement for failed CPU 312 units
- Requires SIMATIC Micro Memory Card (MMC) – transfer your existing card and program
Technical specifications
| Order number | 6ES7312-1AE14-0AB0 |
| Product range | SIMATIC S7-300 |
| Type | CPU 312 |
| Work memory | 32 KB |
| Interfaces | MPI |
| Memory card | SIMATIC Micro Memory Card required (not included) |
| Supply voltage | 24 V DC |
| Lifecycle status | Discontinued by Siemens (end-of-life) |
| Warranty | 3 months (obsolete stock) |
End-of-life availability
New S7-300 units are no longer available through authorised channels. We source genuine units through our international supply network; every unit is inspected and function-tested before dispatch and carries a 3-month warranty on obsolete stock. See our S7-300 end-of-life guide for replace-vs-migrate advice, or browse all obsolete automation parts.
Request a quote online or call our team on 0403 082 383 to confirm stock, condition and lead time.
InstroDirect is an independent reseller and is not an authorised Siemens distributor. Siemens®, SIMATIC® and all related marks are the property of Siemens AG. All products supplied are genuine Siemens goods sourced through parallel-import channels.
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