The Siemens 3SB5400-7HC lamp holder with integrated LED is a compact industrial signalling component designed for machine-control panels, operator stations and industrial automation systems where clear visual status indication is essential. It features an integrated red LED, is designed for 220 V DC operation, and uses a screw terminal connection with front plate mounting.
The component provides a convenient way to display machine, equipment or process conditions directly on the front of a control panel. The red LED can be assigned to fault, stop, warning or another defined status according to the control logic and operating requirements of the application.
The Siemens 3SB5400-7HC combines the LED light source and lamp holder into one compact component. This integrated design simplifies operator-panel construction by eliminating the need for a separate lamp element.
Red indication is commonly used for conditions that require operator attention. Depending on the machine-control philosophy, the red LED can be assigned to:
The exact meaning of the red indicator should be clearly defined within the machine's control documentation to ensure operators can respond appropriately.
The 3SB5400-7HC LED lamp holder is designed for 220 V DC operation, making it suitable for compatible industrial control systems and signalling circuits using the specified DC supply.
The integrated LED provides a dedicated visual indication solution for operator stations and control panels. Before installation, the actual supply voltage and control circuit should be verified against the product requirements.
Correct electrical wiring and installation are essential for dependable operation. The component should be integrated according to suitable electrical installation practices and the requirements of the overall machine-control system.
The screw terminal connection provides a practical method for connecting the LED lamp holder to the control circuit.
Screw terminals are widely used in industrial control panels because they allow conductors to be securely terminated and provide convenient access during inspection, troubleshooting and maintenance.
For electricians, panel builders and system integrators, the screw-terminal design makes the Siemens 3SB5400-7HC suitable for straightforward integration into compatible operator-control wiring.
Appropriate conductor selection, termination and tightening procedures should be followed according to the applicable electrical requirements.
The front plate mounting configuration allows the lamp holder to be installed directly on the front of a compatible control panel or operator enclosure.
This keeps the red LED clearly visible to machine operators during operation. Front-mounted indicators are particularly useful where equipment status needs to be monitored without opening the electrical cabinet.
The component can be combined with compatible Siemens 3SB5 pushbuttons, switches and contact blocks to create a consistent and organized operator interface.
The Siemens 3SB5400-7HC red LED lamp holder can be used in a wide range of industrial applications, including:
It is particularly suitable where a red visual indicator is required to communicate a defined fault, stop, warning or machine condition.
The Siemens 3SB5400-7HC LED lamp holder is suitable for OEM machine builders, electrical panel manufacturers, system integrators and industrial maintenance professionals.
For new machine-control projects, it can be incorporated into a local 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 design provides an all-in-one signalling solution, helping simplify component selection and operator-panel construction.
For businesses looking for Siemens LED indicators, lamp holders, pushbuttons and industrial automation products, explore the Siemens product range at SB Smart for related products.
The Siemens 3SB5400-7HC lamp holder combines an integrated red LED, 220 V DC operation, screw terminal connection and front plate mounting in a compact industrial signalling component.
Its red illumination can provide operators with a quick visual reference for a defined fault, stop, warning or other machine status. The front-mounted design keeps the indication visible, while the screw-terminal connection provides a practical wiring solution for industrial control panels.
For customers sourcing Siemens 220 V DC LED indicators and red lamp holders in Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Punjab, Mumbai, Hyderabad, Bengaluru, Chennai, Pune, Ahmedabad, Kolkata, Jaipur and other major cities across India, SB Smart provides Siemens industrial electrical and automation products.
Siemens 3SB5400-7HC is a lamp holder with an integrated red LED designed for industrial visual signalling applications.
The product is designed for 220 V DC operation.
It features an integrated red LED.
It uses a screw terminal connection for electrical wiring.
The product uses front plate mounting for installation on a compatible control-panel front.
Depending on the control design, it can indicate fault, stop status, warning, abnormal conditions or another defined machine state.
It can be used in machine-control panels, production equipment, conveyors, packaging machinery, manufacturing systems and industrial automation applications.
Yes. The product features an integrated LED, providing a complete visual signalling component.
Yes. It is suitable for OEMs, panel builders, system integrators and industrial maintenance teams.
You can explore the Siemens product range at SB Smart for Siemens LED indicators, lamp holders, operator controls and industrial automation products
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS ACT / 3SB5 |
| Model Number | 3SB5400-7HC |
| Product Type | LED Indicator Lamp Module |
| Function | Visual status indication |
| Mounting Size | 22 mm |
| Illumination | Integrated LED |
| Mounting Type | Front panel mounting |
| Connection Type | Screw terminal |
| Application | Industrial control signaling |
| Brand | Siemens |
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