Home › Manufacturers › Siemens › 3SB3901-1QA

Siemens

Siemens 3SB3901-1QA White LED Lamp - 24V AC/DC

Siemens 3SB3901-1QA White LED Lamp with BA 9S base.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3SB3901-1QA

Type LED Lamp

Color White

Brightness Super Bright

Base BA 9S

Get a price for 3SB3901-1QA

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Super bright white LED BA 9S base 24V AC/DC operation 10mm bulb diameter Direct replacement for older systems

Product description

This Siemens 3SB3901-1QA is a super bright white LED lamp designed with a BA 9S base. It operates at a rated voltage of 24V AC/DC and has a maximum operational current of 16 mA. The bulb diameter is 10 mm. This product has been phased out, with the SIRIUS ACT 3SU1 series being its successor, specifically the 3SU1401-1BG60-1AA0.

This LED lamp was commonly used in control panels, signaling devices, and machinery where visual indication is critical. Its bright white light is suitable for general status indication across various industrial sectors, including manufacturing, automation, and process control.

As a veteran-owned surplus parts distributor, Stanlo Automation offers hard-to-find and phased-out components like the Siemens 3SB3901-1QA. We provide reliable sourcing for your MRO needs, ensuring your operations continue smoothly with quality surplus parts.

Technical specifications

Type	LED Lamp
Color	White
Brightness	Super Bright
Base	BA 9S
Rated Voltage	24 V AC/DC
Operating Current (Max)	16 mA
Bulb Diameter	10 mm
Status	Phased-out

Common applications

Industrial control panels

Signaling devices

Machine indicators

Status lights

Automation equipment

Compatible systems

Control panels with BA 9S sockets Signaling systems requiring 24V AC/DC indication

Also known as

Siemens 3SB3901-1QA LED 24V White Indicator Lamp

Replaces / compatible with

This part is a phased-out Siemens component. The preferred successor is SIRIUS ACT 3SU1 3SU1401-1BG60-1AA0.

Technical note

Expert tip

While this part is phased out, its BA 9S base and 24V AC/DC rating make it a direct drop-in for legacy systems where compatible.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What are the electrical specifications for the Siemens 3SB3901-1QA LED lamp?

The Siemens 3SB3901-1QA LED lamp is rated for 24V AC/DC and has a maximum operational current of 16 mA. It features a BA 9S base and a 10mm bulb diameter.