Home › Manufacturers › Siemens › 3SB3400-1QB

Siemens

Siemens 3SB3400-1QB Red LED Indicator, 110V AC Screw Terminal

Siemens 3SB3400-1QB Red LED Indicator Component

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3SB3400-1QB

Voltage 110V AC

Terminal Type Screw Terminal

Color Red

Series SIRIUS

Get a price for 3SB3400-1QB

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

Integrated LED Red indicator lens Screw terminal connections 110V AC operation Actuator and indicator functionality

Product description

The Siemens 3SB3400-1QB is an actuator and indicator component equipped with an integrated red LED. It is designed to operate at 110V AC and features screw terminals for secure electrical connections. This part belongs to the SIRIUS product line and is a phased-out item, with 3SU1401-1BC20-1AA0 identified as its preferred successor within the SIRIUS ACT 3SU1 series.

This red indicator is commonly used in industrial settings for critical status signaling, such as indicating a fault condition, an active process, or a safety alert on machinery and control panels. The bright red LED ensures high visibility and immediate operator attention.

Stanlo Automation, your trusted veteran-owned source for surplus industrial automation parts, can supply the Siemens 3SB3400-1QB. We focus on providing reliable access to components, even those that are no longer in production.

Technical specifications

Voltage	110V AC
Terminal Type	Screw Terminal
Color	Red
Series	SIRIUS

Common applications

Fault Signaling

Safety Alerts

Industrial Machinery

Control Panels

Process Status

Compatible systems

SIRIUS control systems

Also known as

Siemens 3SB3400-1QB Red Light 3SB3400-1QB 110V Indicator SIRIUS Red Indicator

Replaces / compatible with

This phased-out part is succeeded by the SIRIUS ACT 3SU1 series, with 3SU1401-1BC20-1AA0 being the preferred successor.

Technical note

Expert tip

The screw terminals on the 3SB3400-1QB are designed for solid or stranded conductors up to a certain gauge; consult the product manual for specific wire size recommendations.

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 applications is the Siemens 3SB3400-1QB typically used for?

The Siemens 3SB3400-1QB is suitable for critical signaling in industrial environments, such as indicating fault conditions, active processes, or safety alerts on machinery and control panels where a 110V AC supply is used.