SIEMENS 6ES7390-1AE80-0AA0

Siemens SIMATIC S7-300 Mounting Rail

Description

This is an original Siemens mounting rail, model 6ES7390-1AE80-0AA0, designed for the SIMATIC S7-300 PLC system. With a length of 483 mm (19 inches), it provides a sturdy and reliable foundation for installing S7-300 modules in control cabinets and racks. Made from high-quality aluminum, it ensures proper grounding and long-term stability for your automation setup.

Specifications

• Manufacturer: Siemens
• Product Line: SIMATIC S7-300
• Type: Mounting Rail / Profile Rail
• Length: 482.6 mm (marketed as 483 mm / 19 inches)
• Material: Aluminum

Label Info

• Part Number: 6ES7 390-1AE80-0AA0
• E-Stand: 01

Application

This rail is used as the primary structural component for assembling a Siemens S7-300 PLC rack. Modules such as CPUs, signal modules, and power supplies are mounted directly onto this rail.

Country of Origin

Made in Germany.

CO2 Impact

Opting for this pre-owned mounting rail prevents the emission of approximately 5.33 kg of CO2 compared to manufacturing a new one. This saving is equivalent to the energy needed to charge a smartphone over 600 times.

Availability

This item is a discontinued part from the S7-300 series but is available from our stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

Is this rail compatible with Siemens S7-1500 modules?

No, this rail is specifically designed for the S7-300 series. The S7-1500 system uses a different profile and requires a rail such as the 6ES7590-1AE80-0AA0.

What is the exact length of this rail, 482.6 mm or 483 mm?

The precise technical specification is 482.6 mm, which corresponds to the standard 19-inch rack width. It is commonly marketed as 483 mm.

Can this rail be cut to a shorter length?

Yes, as a standard aluminum profile, it can be cut to a custom length using appropriate metalworking tools. Please note that any modification will void warranty and return options.

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Last Update: Friday, March 13, 2026