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SIEMENS 6ES7518-4JP00-0AB0 central processing unit

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SIMATIC S7-1500H

HIGH-AVAILABILITY FAIL-SAFE CPU

6ES7518-4JP00-0AB0

CPU 1518HF-4 PN

High-availability and fail-safe controller for a synchronized S7-1500H pair with multiple PROFINET paths and H-SYNC connections.

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9 MB

Program work memory

60 MB

Data work memory

2 x H-SYNC

Redundancy links

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Product Details

SIEMENS / REDUNDANT CPU

SIMATIC S7-1500H / CPU 1518HF-4 PN

6ES7518-4JP00-0AB0

HIGH-AVAILABILITY FAIL-SAFE CPU

The CPU 1518HF-4 PN is designed for S7-1500H systems that combine high availability with fail-safe control. Two matching CPUs operate as a synchronized pair through H-SYNC links, while multiple PROFINET interfaces connect automation, I/O and plant networks.

9 MB

Program work memory

60 MB

Data work memory

2 x H-SYNC

Redundancy synchronization

Application fit: Choose this CPU as part of a complete S7-1500H architecture, not as an isolated spare. Match the partner CPU, firmware, memory-card content, synchronization hardware, network topology and safety project.

01	Primary interface PROFINET RT with integrated 2-port switch

02	Additional networks Second and third PROFINET interfaces

03	Redundant link Fourth and fifth interfaces are H-SYNC

04	Memory medium SIMATIC Memory Card required

05	System arrangement Two compatible CPUs form the redundant pair

06	Control capability High-availability and fail-safe applications

07	System companions Sync modules, sync cables, memory cards and engineered I/O

08	Typical use Continuous-process and critical plant automation

HOW THE PRODUCT FITS THE CONTROL PATH

Redundant execution

Two CPU 1518HF units execute synchronized control functions. H-SYNC connections maintain the coordination needed for the high-availability operating pair.

Network separation

The integrated PROFINET interfaces allow control, I/O and plant communication to be separated according to the engineered topology and availability concept.

Safety lifecycle

Fail-safe use requires a consistent safety project, compatible firmware, approved I/O, controlled access and a validated commissioning and proof-test procedure.

ENGINEERING AND COMMISSIONING CHECKS

01 Match both CPU article numbers and firmware levels.	02 Provide a suitable SIMATIC Memory Card for each CPU.
03 Verify all H-SYNC modules, cables and permitted lengths.	04 Back up the standard and safety projects before replacement.
05 Record PROFINET names, IP settings and topology.	06 Test synchronization, diagnostics and controlled failover.

Need an exact match?CONTACT MIYA

SYSTEM RELATIONSHIP

Two CPUs, One Synchronized High-Availability System

A complete CPU 1518HF system is built from two matching CPUs linked by H-SYNC modules and cables. The pair maintains synchronized execution, while PROFINET interfaces connect controllers, I/O and plant networks. The safety project, redundancy topology, memory cards, firmware and synchronization components must be engineered as one system.

6ES7518-4JP00-0AB0

Single CPU 1518HF-4 PN

One processor for an S7-1500H redundant pair; supporting parts required

6ES7500-0JP00-0AB0

CPU 1518HF system bundle

Contains two CPUs plus synchronization modules and cables, without memory cards

CPU 1518-4 PN/DP

Standard high-performance CPU

Not the same high-availability pair architecture

H-SYNC modules and cables

Redundancy synchronization path

Distance and hardware selection must match the system design

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DIRECT PURCHASE SUPPORT

One Contact, Clear Follow-Through

Sales manager
Miya zheng

EMAIL / SALES@AMIKON.CN

WHATSAPP / 86-18020776792

Returns and replacement: Contact us within 7 days after delivery if a concern arises. Keep the item in its original condition and state the reason. A refund or replacement is arranged after the returned item arrives and is checked. Return shipping costs are borne by the buyer.

PURCHASE DECISION QUESTIONS

FAQ for 6ES7518-4JP00-0AB0

01	Is one 6ES7518-4JP00-0AB0 enough for a redundant S7-1500H system? No. A redundant system requires two compatible CPUs plus the correct H-SYNC modules, synchronization cables, memory cards and engineered network and I/O topology.
02	Does 6ES7518-4JP00-0AB0 include a SIMATIC Memory Card? The CPU requires a SIMATIC Memory Card. Confirm the correct card capacity and whether it is included in the proposed supply before ordering.
03	What must match when replacing one 6ES7518-4JP00-0AB0 in an existing pair? Check the complete article number, hardware version, firmware, partner CPU level, memory-card content, H-SYNC components and the supported replacement procedure in the running system.
04	Can 6ES7518-4JP00-0AB0 be used as a standard standalone CPU? The article belongs to the S7-1500H high-availability and fail-safe architecture. Its intended value depends on the paired design, so the complete system concept should be confirmed before purchase.
05	What commissioning preparation reduces risk for 6ES7518-4JP00-0AB0? Back up the safety and standard project, record network addresses and topology, verify firmware and card content, inspect both H-SYNC paths and use the approved synchronization and failover test sequence.

EXTENDED INDUSTRIAL SELECTION

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