Siemens SIMATIC S7-1500 Series PLC CPU for Use with SIMATIC S7-1500 Series, CPU Output, 20-Input

View this category

Subtotal (1 unit)*

£9,003.14

(exc. VAT)

£10,803.77

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 14 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£9,003.14

*price indicative

RS Stock No.:
243-4020
Mfr. Part No.:
6ES7518-4AX00-1AC0
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Manufacturer Series

SIMATIC S7-1500

Number of Inputs

20

Output Type

CPU

For Use With

SIMATIC S7-1500 Series

Number of Digital Inputs

20

Voltage Category

24 V DC

Number of Outputs

20

Number of Digital Outputs

20

Network Type

Profibus, Profinet

Kit Included

No

Interface

PROFIBUS, PROFINET

Dimensions

175 x 129 x 147 mm

Maximum Operating Temperature

+70°C

Minimum Operating Temperature

-40°C

Program Capacity

6 MB

Depth

129mm

Battery Backup

No

Memory

32 GB

Display Included

Yes

Programming Interface

Profibus, Profinet

Width

175mm

Programming Language Used

CFC, FBD, GRAPH, Ladder Logic, SCL, STL

Communication Port Type

MODBUS

COO (Country of Origin):
DE

Siemens PLC CPU, PROFINET and PROFIBUS Interface Type, Reverse Polarity Protected - SIMATIC S7-1500 Series - 6ES7518-4AX00-1AC0


Looking for a powerful processor to carry the load of your large automation network? Choose this PLC CPU from Siemens. It uses data from up to 20 inputs to execute programmed instructions by transmitting signals to the same number of output devices. The unit supports programming in LAD, FBD, STL, SCL, CFC and GRAPH languages, so it's a versatile piece of kit. Its two RJ45 terminals let you easily connect to a LAN. CPUs like this one are useful in applications including food and drinks production, material handling and water treatment.

Features & Benefits


• Built-in backup memory to prevent data loss
• Withstands harsh conditions thanks to its broad operating temperature range between 0°C and +60°C in horizontal setups
• Measures 175 (W) x 147 (H) x 129mm (D) so you can mount it in compact spaces
• Four LED indicators make it easy to monitor status and other diagnostics

What's the data transfer rate of this device?


It supports transfer rates of 100Mbps and 1,000Mbps, so you get rapid signalling on a LAN.

Related links