Siemens 6ES7408-1TB00-0XA0 Fan Subassembly

Siemens 6ES7408-1TB00-0XA0 Product Overview

The Siemens 6ES7408-1TB00-0XA0 is a SIMATIC S7-400 fan subassembly engineered to maintain efficient thermal management inside automation cabinets. It delivers continuous airflow that helps protect PLC components from excessive operating temperatures during demanding industrial processes.

Furthermore, this cooling assembly supports long-term system reliability by maintaining stable internal temperatures across S7-400 rack configurations. Its compact mechanical structure allows engineers to complete installation quickly while minimizing maintenance downtime.

Technical Specifications

Parameter	Description
Brand	Siemens
Model	6ES7408-1TB00-0XA0
Product Category	SIMATIC S7-400 Fan Subassembly
Compatible System	SIMATIC S7-400 PLC
Function	Cabinet and rack cooling
Cooling Method	Forced-air ventilation
Fan Quantity	1 integrated fan assembly
Supply Voltage	24 V DC
Connection Interface	Dedicated S7-400 power connector
Mounting Type	Direct rack installation
Dimensions (W × H × D)	Approx. 257 × 70 × 42 mm
Weight	Approx. 0.55 kg
Energy Storage	None
Application	PLC cooling and thermal protection

Design Features and Performance

The Siemens 6ES7408-1TB00-0XA0 delivers stable airflow that supports continuous controller operation under heavy industrial workloads. Additionally, its compact dimensions simplify installation inside standard S7-400 control cabinets without reducing valuable mounting space.

The integrated fan assembly distributes cooling air evenly across adjacent PLC modules and power components. Moreover, the durable housing withstands continuous industrial operation while supporting dependable thermal performance over extended service intervals.

Key technical advantages include:

Delivers efficient forced-air cooling for S7-400 automation racks.
Supports stable operating temperatures during continuous production.
Integrates directly with compatible SIMATIC S7-400 systems.
Includes one complete fan subassembly for convenient replacement.
Operates from a regulated 24 V DC industrial power supply.

Industrial Applications

The 6ES7408-1TB00-0XA0 helps manufacturers maintain reliable PLC performance in high-temperature production environments. Therefore, it serves power generation, chemical processing, water treatment, and automated manufacturing facilities effectively.

Additionally, this cooling assembly extends hardware service life by reducing thermal stress on critical control components. Its compatibility with the Siemens S7-400 platform supports efficient preventive maintenance and long-term system availability.