In sourcing discussions, 6ES7391-1AA00-0AA0 is often placed next to Schneider PLC, Siemens HMI and 6Es7 215 1Ag40 0Xb0 so procurement teams can align budgets and technical requirements effectively.
Siemens 6ES7391-1AA00-0AA0 Programmable Logic Controller
The Siemens 6ES7391-1AA00-0AA0 is a reliable PLC (Programmable Logic Controller) accessory from the renowned Siemens Simatic S7-300 series, designed to provide a stable 24V supply connection for CPUs and function modules.
| Brand | Siemens |
| Product Type | Programmable Logic Controller |
| Product | 6ES7391-1AA00-0AA0 |
Siemens 6ES7391-1AA00-0AA0 Programmable Logic Controller - Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIMATIC S7-300, spare part Connector for 24 V supply for S7-300 CPUs and FM352-5 10 units per packing unit |
| Product family | Ordering Data Overview |
| Product Lifecycle (PLM) | PM400:Announcement of product phase-out |
| PLM Effective Date | Product phase-out since: 01.10.2023 |
| Region Specific PriceGroup / Headquarter Price Group | 2AP / 2AP |
| Metal Factor | None |
| Net Weight (kg) | 0,063 Kg |
| Packaging Dimension | 11,80 x 14,20 x 1,50 |
| Package size unit of measure | CM |
The Siemens 6ES7391-1AA00-0AA0 is a dedicated 24V power supply connector used in SIMATIC S7-300 systems. This spare part is essential for linking CPUs and FM352-5 function modules, ensuring uninterrupted voltage supply across automation panels. With a compact design and a weight of just 0.063 kg, it comes in packs of ten, simplifying bulk replacements and reducing downtime during preventive maintenance.
Measuring 11.80 x 14.20 x 1.50 cm, this module fits easily into existing Siemens control cabinets, offering plug-and-play integration without requiring rewiring or panel redesigns. Though the product entered PM400 phase-out status in October 2023, it remains in high demand for maintaining operational integrity in long-running legacy setups. Part of the trusted Ordering Data Overview series from Siemens, the 6ES7391-1AA00-0AA0 stands as a key spare for engineers managing infrastructure that depends on Simatic S7-300 PLC platforms.
The Siemens 6ES7391-1AA00-0AA0 PLC connector plays a critical role in powering S7-300 CPUs and FM352-5 modules, especially in systems where reliable 24V supply lines are essential. From steel manufacturing plants to packaging units, its presence ensures consistent logic operations across vital automation functions.
In Indian industries, where many plants still depend on established S7-300 platforms, this connector provides a quick solution when dealing with worn-out or malfunctioning voltage connections. Engineers value its exact fit and ease of use during both emergency maintenance and routine service. It eliminates the need to overhaul the entire system, reducing both cost and production delays.
The Siemens 6ES7391-1AA00-0AA0 PLC connector is especially valuable in training labs and automation workshops, where understanding real-world power distribution within PLCs is critical. Whether you're restoring an old system or preparing spares for future needs, this module provides confidence and continuity for every maintenance engineer working with Siemens legacy infrastructure.
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