The Siemens 3SB5400-7DC lamp holder with integrated LED is a compact industrial signalling component designed for machine-control panels, operator stations, electrical control cabinets and industrial automation systems. It features an integrated red LED, is designed for 110 V DC operation, and uses a screw terminal connection with front plate mounting.
This combination makes the 3SB5400-7DC a practical choice for applications where operators need a clear visual indication of machine, equipment or process status. The red LED can be assigned to fault, stop, warning, abnormal operation or another defined condition according to the control philosophy of the application.
The Siemens 3SB5400-7DC combines the LED light source and lamp holder into one compact assembly. This integrated construction simplifies operator-panel design and provides a dedicated visual signalling solution without requiring a separate lamp element.
Red illumination is commonly used for conditions that require operator attention. Depending on the machine-control system, the indicator can be assigned to:
The exact function of the red LED should be clearly defined in the machine's electrical and operating documentation so that operators can interpret the indication correctly.
The 3SB5400-7DC LED lamp holder is designed for 110 V DC operation, making it suitable for compatible industrial control and signalling circuits using the specified DC supply.
Before installation, the available control voltage should be checked against the product requirements. Correct electrical connection and installation are important for reliable performance within the complete control system.
The integrated LED provides a dedicated light source as part of the lamp-holder assembly, helping simplify component selection for industrial control-panel applications.
The screw terminal connection provides a practical wiring arrangement for industrial electrical panels.
Screw terminals allow conductors to be securely terminated and provide convenient access during inspection, testing, troubleshooting and maintenance.
For electricians, panel builders and automation integrators, the Siemens 3SB5400-7DC can be incorporated into compatible operator-control circuits using an appropriate wiring arrangement.
Suitable conductors, termination methods and tightening procedures should be selected according to applicable electrical installation requirements.
The front plate mounting configuration allows the lamp holder to be installed on the front of a compatible control panel or operator enclosure.
This keeps the red LED clearly visible to operators during machine operation. Front-mounted indicators are useful when equipment status needs to be monitored continuously without opening the electrical cabinet.
The component can be combined with compatible Siemens 3SB5 pushbuttons, switches and contact blocks to create a consistent operator interface for industrial machinery.
For related Siemens industrial electrical products, customers can explore the Siemens product range available from SB Smart.
The Siemens 3SB5400-7DC red LED lamp holder can be used in a wide range of industrial applications, including:
It is particularly suitable where a 110 V DC red visual indicator is required to communicate a defined fault, stop, warning or machine condition.
The Siemens 3SB5400-7DC LED lamp holder is suitable for OEM machine manufacturers, electrical panel builders, automation system integrators and industrial maintenance professionals.
For new machine-control projects, it can be incorporated into an operator station as a dedicated red status indicator. For maintenance and replacement applications, it can be considered where a compatible Siemens 3SB5 LED signalling component designed for the specified DC supply is required.
Its integrated LED construction provides an all-in-one signalling solution, helping simplify operator-panel design and component selection.
The Siemens 3SB5400-7DC lamp holder combines an integrated red LED, 110 V DC operation, screw terminal connection and front plate mounting in a compact industrial signalling component.
Its red illumination provides a clearly visible indication that can be assigned to a fault, stop, warning or another defined machine condition. The front-mounted design keeps the indication visible to operators, while the screw-terminal connection provides a practical solution for industrial control-panel wiring.
SB Smart supplies Siemens industrial electrical and automation products for customers across Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Punjab, Mumbai, Hyderabad, Bengaluru, Chennai, Pune, Ahmedabad, Kolkata, Jaipur and other major cities across India.
Siemens 3SB5400-7DC is a lamp holder with an integrated red LED designed for industrial visual signalling applications.
The product is designed for 110 V DC operation.
It features an integrated red LED.
It uses a screw terminal connection for electrical wiring.
The product is designed for front plate mounting on a compatible control panel or operator enclosure.
Depending on the control system, it can indicate fault, stop, warning, abnormal operation or another defined equipment condition.
It can be used in machine-control panels, automation systems, production machinery, packaging equipment, conveyors and industrial operator stations.
Yes. The LED is integrated into the lamp holder, providing a complete visual signalling component.
Yes. It is suitable for OEM machine builders, electrical panel manufacturers, automation integrators and industrial maintenance teams.
You can explore the Siemens product range at SB Smart for compatible LED indicators, lamp holders, pushbuttons and industrial automation products.
| Specification | Details |
|---|---|
| Manufacturer | Siemens |
| Series | SIRIUS ACT / 3SB5 |
| Part Number | 3SB5400-7DC |
| Product Type | LED Indicator Lamp / Lamp Holder |
| Light Source | LED |
| Rated Voltage | 110 V DC |
| Color | Red |
| Mounting Type | Front panel mounting |
| Terminal Type | Screw terminal |
| Application | Control panels, automation systems, machine signaling |
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