Siemens 6ES7960-1AA04-0XA0 Synchronization Module V4

The Siemens 6ES7-960-1AA04-0XA0 synchronization module provides critical communication and synchronization between redundant S7-400H CPUs using patch cables up to 10 meters. Now a replacement-only spare part, it ensures system uptime for legacy fault-tolerant automation applications.

Technical Specifications

Model: 6ES7960-1AA04-0XA0 Siemens
System: SIMATIC S7-400H
Module Type: Synchronization module V4
Connection Type: Patch cable up to 10 m
Product Role: Replacement part for existing S7-400H redundancy setup
Compatibility: Designed specifically for S7-400H high-availability systems
Lifecycle Status: Product cancelled (since 01.08.2018)
Packaging Dimensions: 11.80 × 21.10 × 4.30 cm
Net Weight: 0.118 kg

Function & Application

• Purpose: Synchronization module for high-availability SIMATIC S7-400H systems, allowing connection of CPUs with redundant processing and data sharing.
• Typical Applications:
  • Redundant PLC configurations in process industries.
  • System synchronization between dual CPUs in fault-tolerant control environments.
  • Replacement of failed synchronization units in S7-400H installations.

Performance & Features

• Dedicated for Redundancy. Maintains synchronization between two CPUs in high-availability configurations.
• Patch Cable Connection. Supports cable lengths up to 10 meters for flexible panel layouts.
• Legacy Support. Designed as a drop-in replacement for discontinued synchronization modules.
• Compact Format. Slim profile for installation in dense control cabinets.

Recommended Accessories

• 6ES7960-1AA03-0XA0 – Synchronization Module V3 (Legacy Version)
• 6ES7952-1KP00-0AA0 – S7-400 Memory Card (Standard 512 KB)
• 6ES7407-0KA02-0AA0 – S7-400 Power Supply 10 A, Redundant Capable

Delivery & Compliance

• Packaging Quantity: 1 Piece
• Country of Origin: Germany
• Estimated Dispatch Time: 1 Working Day

Product Compliance & Classification

• RoHS Compliance: Since 30.11.2004
• WEEE Take-Back Obligation: Yes
• SCIP Number: f6653a5e-ec0e-4619-a97c-c641ea3af6ef
• REACH Substances:
  • Lead monoxide (CAS 1317-36-8) > 0.1%
• Commodity Code: 85176200
• Catalog ID: ST9.74
• Product Group: 4A41
• Group Code: R1TP
• Product Class: A – Stock item, returnable
• EAN: 4019169123945

Key Features & Benefits:

✅ Dedicated Redundancy Sync. Essential for CPU synchronization in S7-400H systems.

✅ 10 m Patch Cable Support. Provides layout flexibility in larger enclosures.

✅ Compact Spare Part Format. Easy to install and replace without panel modifications.

✅ Legacy System Reliability. Maintains operational readiness in installed S7-400H hardware.

✅ Fast Replacement. Supplied as a service spare with global Siemens support.

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At Drive Outlet Megastore, we offer the most competitive Siemens 6ES7960-1AA04-0XA0 prices, available for quick dispatch across the UK and Europe.

Need assistance sourcing redundant automation parts, finding cable-compatible replacements, or upgrading your S7-400H system? Contact our Siemens spares team.

We keep your legacy systems running smoothly.