Siemens 6ES7392-1AJ00-0AA0 Programmable Logic Controller
The Siemens 6ES7392-1AJ00-0AA0 front connector provides 20-pin connectivity, screw terminals, and 0.25–1.5 mm² wire support for S7-300 signal modules.
The 6ES7392-1AJ00-0AA0 Siemens Programmable Logic Controller accessory is a SIMATIC S7-300 front connector from Siemens. It supports connections within Siemens PLC systems and the Siemens SIMATIC PLC family, with IP20 protection, 0–60 °C operation, and 0.4–0.7 Nm tightening torque.

| 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 6ES7392-1AJ00-0AA0 Siemens Programmable Logic Controller accessory is a SIMATIC S7-300 front connector used to connect I/O signals directly to signal modules in industrial automation systems. This Siemens connector uses 20-pin screw terminals and supports 0.25–1.5 mm² wire cross-sections. It also provides IP20 protection and operates from 0 °C to 60 °C. The connector belongs to the SIMATIC S7 product family and provides the physical wiring interface between field wiring and compatible S7-300 signal modules.
The Siemens 6ES7392-1AJ00-0AA0 can support PLC installations controlling conveyors, packaging machinery, automated equipment, and assembly systems. Its screw-contact connection provides a secure, vibration-resistant join between wiring and the signal module. The specified cable range allows conductors from 0.25 mm² to 1.5 mm², while the 20-pin configuration provides defined connection points for I/O wiring. A tightening torque of 0.4–0.7 Nm specifies the required range for securing the screw terminals.
The 6ES7392-1AJ00-0AA0 is a Siemens SIMATIC S7-300 front connector rather than a PLC CPU or signal-processing module. Its 20-pin configuration, screw-terminal connection, IP20 rating, specified wire range, and 0–60 °C operating range provide clear parameters for component selection. As part of a Siemens Programmable Logic Controller installation, this connector supports direct wiring to S7-300 signal modules. Industrial buyers should match the 6ES7392-1AJ00-0AA0 with the intended signal module, conductor size, environmental conditions, and specified tightening torque when planning installation or replacement.


