Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Siemens Extended Push Button: Blue, 22 mm Mounting Size, Metallic - Illuminated Extended-Length Push-Button Operators
SiemensIlluminated Extended-Length Push-Button Operators

Siemens Extended Push Button: Blue, 22 mm Mounting Size, Metallic

The SIEMENS Extended Push Button is an illuminated extended-length push-button operator from the 3SU series, featuring a metallic blue construction with a 22 mm mounting size. This momentary-action component (MPN…

SKU 3G-OTH-31612

Brand
Siemens
Item
Extended Push Button: Blue, 22 mm Mounting Size, Metallic
Category
Illuminated Extended-Length Push-Button Operators
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
3SU1051-0BB20-0AA0
Series
3SU
Action
Momentary
Push Button Material Type
Metallic
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Extended Push Button is an illuminated extended-length push-button operator from the 3SU series, featuring a metallic blue construction with a 22 mm mounting size. This momentary-action component (MPN 3SU1051-0BB20-0AA0) is designed for industrial control panel applications requiring durable, tactile input.

Frequently Asked Questions

What is the SIEMENS Extended Push Button used for?

The SIEMENS Extended Push Button is used as an illuminated momentary operator in industrial control panels. Its metallic blue construction and 22 mm mounting size make it suitable for applications requiring durable, tactile input, such as machine start/stop stations, conveyor controls, and process automation systems.

What are the specifications of the SIEMENS Extended Push Button?

The SIEMENS Extended Push Button (MPN 3SU1051-0BB20-0AA0) is a momentary-action, illuminated extended-length operator from the 3SU series. It features a metallic blue push button material and a 22 mm mounting size, designed for reliable performance in industrial environments.

Where to buy the SIEMENS Extended Push Button worldwide?

You can source the SIEMENS Extended Push Button worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location, ensuring a seamless procurement process for this 3SU series component.

How to install the SIEMENS Extended Push Button?

To install the SIEMENS Extended Push Button, mount it into a 22 mm panel cutout, secure it with the provided locking ring, and connect the wiring per the 3SU series terminal layout. Ensure the circuit is de-energized during installation and follow standard industrial control panel best practices for safety.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens illuminated extended-length push-button operators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1000-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
Siemens
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1000-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
SIEMENS Extended Push Button: Red, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB20-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: Red, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB20-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
SIEMENS Extended Push Button: Black, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB10-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: Black, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB10-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
SIEMENS Extended Push Button: 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB30-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1050-0BB30-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.

More from Siemens

View all Siemens parts →
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
Siemens
SIEMENS Extended Push Button: Blue, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB50-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
SIEMENS Extended Push Button: Red, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB20-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
Siemens
SIEMENS Extended Push Button: Red, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB20-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
Siemens
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Non-Metallic, Momentary (MPN 3SU1001-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Non-Metallic.
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1051-0BB00-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: Green, 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1051-0BB00-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
SIEMENS Extended Push Button: 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1051-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.
Siemens
SIEMENS Extended Push Button: 22 mm Mounting Size, Metallic, Momentary (MPN 3SU1051-0BB40-0AA0). Key specifications — Brand: SIEMENS; Action: Momentary; Series: 3SU; Push Button Material Type: Metallic.