# Programmable logic controller CPU Siemens 6ES7314-6BH04-0AB0 SPS Compact CPU

**URL:** https://aio.lv/en/product--siemens-6es73146bh040ab0--3436003
**Data updated:** 2026-02-12 09:51 (EET)
**Category:** Server Parts & Components
**Manufacturer:** Siemens
**Manufacturer code:** 6ES73146BH040AB0
**EAN:** 4025515079118
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3 112.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 2 572.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-6es73146bh040ab0--3436003

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Siemens SPS Compact CPU 6ES7314-6BH04-0AB0 is a programmable logic controller (PLC) central processing unit designed for automation tasks. As the CPU module of the SIMATIC S7-300 family line, it provides control processing for industrial machines and systems. Use it to run logic programs, manage I/O modules and coordinate automation sequences in manufacturing, building management or process control applications.

## Long description

Siemens SPS Compact CPU 6ES7314-6BH04-0AB0 is a programmable logic controller (PLC) central processing unit from the SIMATIC S7-300 family, intended for industrial automation tasks. The module executes logic and control programs, coordinates connected I/O modules and communicates with peripheral devices to manage sequential operations in machines, production lines and process systems. It supports real-time task handling and deterministic program execution required for reliable control of automated equipment.
Advantages
This Compact CPU provides stable program execution, integrated communication interfaces and predictable cycle times to ensure consistent control behavior. Its compact form factor simplifies integration into control cabinets with limited space. The module’s compatibility with the SIMATIC S7-300 platform allows use with existing S7 hardware and software tools, enabling project portability and standardized engineering workflows.
Suitable for
 Machine control and sequence management in manufacturing equipment
 Integration with distributed I/O systems and small to medium automation cells
 Process control where deterministic program execution and repeatability are required
 Building automation tasks that need reliable programmable control
Key specifications
 Function: Central processing unit for programmable logic control
 Platform family: SIMATIC S7-300 compatible
 Program execution: Deterministic cyclic and interrupt-driven task handling
 I/O coordination: Manages connected digital and analog I/O modules
 Communication: Integrated interfaces for module bus and system communication
 Mounting: DIN-rail or rack mounting in control cabinets (compact footprint)
 Environmental: Industrial operating conditions suitable for factory and plant use
How to use
Install the Compact CPU into the SIMATIC S7-300 rack or specified mounting location according to the system assembly instructions. Connect required power supply, backplane bus and I/O modules, and verify wiring and terminal connections. Load user programs created in the Siemens programming environment (STEP 7 / TIA Portal compatible tools as applicable for S7-300 devices) via allowed programming interface. Configure communication settings and scan times, then perform functional tests in a controlled environment before commissioning in live operation.
Usage recommendations
Use firmware and programming tools that match the SIMATIC S7-300 family version of the CPU. Maintain proper protective measures against electrical interference and ensure ventilation within the control cabinet to meet specified operating temperature ranges. Test control logic thoroughly in simulation or on a test bench prior to deployment, and follow Siemens documentation for safe installation and maintenance procedures.

## FAQ

### How much does the Siemens SPS Compact CPU 6ES7314-6BH04-0AB0 cost, and is it available for purchase?

The price is 3,112.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 27.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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