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Siemens 6ES7392-1AJ00-0AA0 Programmable Logic Controller
The Siemens 6ES7392-1AJ00-0AA0 PLC front connector provides 20-pole screw terminals for reliable wiring of SIMATIC S7-300 signal modules.
It is compatible with CP 343-2 and CP 343-2P modules and features compact dimensions of 23 ร 131 ร 36 mm with a weight of 0.07 kg. Designed for 0โ60 ยฐC operation, it supports storage temperatures from -40 ยฐC to 70 ยฐC.

| Brand | Siemens |
| Product Type | Programmable Logic Controller |
| Product | 6ES7392-1AJ00-0AA0 |
Siemens 6ES7392-1AJ00-0AA0 Programmable Logic Controller - Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIMATIC S7-300, Front connector for signal modules with screw contacts, 20-pole |
| Product family | Front connectors |
| 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) | 0,069 Kg |
| Packaging Dimension | 4,20 x 14,30 x 2,90 |
| Package size unit of measure | CM |
The Siemens 6ES7392-1AJ00-0AA0 is a 20-pole front connector specifically designed for use with S7-300 signal modules that require screw-type terminal connections. As part of the Front Connectors product family, it enables fast and secure electrical interfacing for I/O modules within control cabinets. With a net weight of just 0.069 kg and compact packaging dimensions of 4.20 x 14.30 x 2.90 cm, it fits effortlessly into standard DIN rail installations.
This product has entered the PM400 phase-out lifecycle as of October 2023, but continues to serve a crucial role in maintenance and system upgrades for legacy Siemens Simatic S7-300 PLC systems. Trusted across various industries for its solid build and standardized fit, this connector helps engineers maintain long-term signal integrity, reduce system downtime, and uphold safety standards.
The Siemens 6ES7392-1AJ00-0AA0 PLC front connector is widely used in automation panels where screw terminal connections are essential for field I/O signal wiring. Common applications include process plants, bottling and packaging lines, and conveyor-based systems where frequent I/O changes occur and wiring reliability is non-negotiable.
Indian maintenance engineers working with legacy SIMATIC S7-300 systems often depend on this connector to quickly restore faulty signal channels without replacing the entire module. Its screw-type design supports direct wire insertion and secure clamping, minimizing loose connections and helping avoid voltage drops or signal errors in noisy environments.
Whether used during preventive maintenance, system commissioning, or emergency repair tasks, the Siemens 6ES7392-1AJ00-0AA0 ensures ease of installation and long-term stability. This makes it a go-to spare part for engineers, panel builders, and automation technicians handling older Siemens PLC architectures across India.




