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Siemens 3SB3403-1A BA9s Lamp Holder with Spring Terminals

Siemens 3SB3403-1A BA9s lamp holder with spring terminals.

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ManufacturerSiemens

Part number3SB3403-1A

Lamp Base BA9s

Lamp Included No

Terminal Type Spring-loaded

Series SIRIUS ACT 3SU1 (successor)

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BA9s lamp socket Spring-loaded terminals Accepts user-supplied lamp For indicator applications Part of SIRIUS ACT 3SU1 series

Product description

The Siemens 3SB3403-1A is an actuator/indicator component featuring a BA9s lamp holder designed to accept a BA9s base bulb. It does not include a lamp and utilizes spring-loaded terminals for straightforward installation. This component is part of the SIRIUS ACT 3SU1 series and is noted as a phased-out product.

This lamp holder is used in control stations, indicator panels, and machinery for visual signaling purposes, typically paired with illuminated pushbuttons or selector switches. Its applications span across manufacturing plants, conveyor systems, and control cabinets requiring clear status indication.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3SB3403-1A. We aim to provide reliable sourcing for legacy and hard-to-find components to support your maintenance and upgrade needs.

Technical specifications

Lamp Base	BA9s
Lamp Included	No
Terminal Type	Spring-loaded
Series	SIRIUS ACT 3SU1 (successor)
Voltage Rating	According to lamp

Common applications

Control panels

Indicator lights

Machine signaling

Pushbutton stations

Control stations

Compatible systems

Compatible with SIRIUS ACT 3SU1 actuator systems

Also known as

Siemens 3SB3403-1A lamp holder SIRIUS ACT 3SB3403-1A Siemens BA9s holder 3SB34031A

Replaces / compatible with

The Siemens 3SB3403-1A is a phased-out product. The SIRIUS ACT 3SU1 series offers successor components for indicator functions.

Technical note

Expert tip

The spring-loaded terminals on the 3SB3403-1A provide a secure connection and facilitate quick replacement of the indicator lamp, reducing downtime.

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Frequently asked questions

What type of lamp base does the Siemens 3SB3403-1A use?

The Siemens 3SB3403-1A uses a BA9s lamp base. This means it is designed to accept indicator lamps with a BA9s socket, allowing for various voltage and color options depending on the chosen bulb.