Product details
The Siemens SIMATIC S7-300 CPU 313C (6ES7313-5BG04-0AB0) is a genuine SIMATIC S7-300 compact CPU. Compact CPU with 128 KB work memory, MPI interface and integrated I/O: 24 digital inputs, 16 digital outputs, 4 analog inputs, 2 analog outputs and 1 Pt100 input, plus 3 high-speed counters (30 kHz). 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.
- 128 KB work memory with integrated digital and analog I/O
- 3 high-speed counters (30 kHz) for counting and measurement tasks
- Requires SIMATIC Micro Memory Card (MMC) – transfer your existing card and program
Technical specifications
| Order number | 6ES7313-5BG04-0AB0 |
| Product range | SIMATIC S7-300 |
| Type | CPU 313C (compact) |
| Work memory | 128 KB |
| Interfaces | MPI |
| Onboard I/O | 24 DI / 16 DO / 4 AI / 2 AO / 1 Pt100 |
| High-speed counters | 3 x 30 kHz |
| 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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