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Siemens Selector Switch: 3 Position, 22 mm Panel Mounting Size, 2NO - Panel-Mounted Key Switches with Contacts
SiemensPanel-Mounted Key Switches with Contacts

Siemens Selector Switch: 3 Position, 22 mm Panel Mounting Size, 2NO

The SIEMENS Selector Switch is a panel-mounted key switch with contacts from the 3SU1100 series (MPN 3SU1100-4BL11-1NA0). It features a 3-position, maintained/maintained/maintained switch action, a 2NO contact form…

SKU 3G-OTH-32583

Also listed as: 3SU11004BL111NA0 · 3SU1100 4BL11 1NA0

Brand
Siemens
Item
Selector Switch: 3 Position, 22 mm Panel Mounting Size, 2NO
Category
Panel-Mounted Key Switches with Contacts
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
3SU1100-4BL11-1NA0
Type
2NO, Series 3SU1100
Contact Form
2NO
Switch Action
Maintained/Maintained/Maintained
Panel Mounting Size
22 mm
Key Removal Position
Any Position

Technical Documents

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

Product Description

The SIEMENS Selector Switch is a panel-mounted key switch with contacts from the 3SU1100 series (MPN 3SU1100-4BL11-1NA0). It features a 3-position, maintained/maintained/maintained switch action, a 2NO contact form, and a 22 mm panel mounting size. The key can be removed in any position.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS 3SU1100 selector switch used for?

The SIEMENS 3SU1100-4BL11-1NA0 selector switch is used for industrial panel-mounted key-switch applications requiring a 3-position maintained action. It is commonly employed in machine control, safety circuits, and access-restricted equipment where key removal in any position is needed.

What are the specifications of the SIEMENS 3SU1100-4BL11-1NA0?

This SIEMENS selector switch has a 3-position maintained/maintained/maintained switch action, 2NO contact form, and a 22 mm panel mounting size. The key can be removed in any position. It is part of the 3SU1100 series with MPN 3SU1100-4BL11-1NA0.

Where to buy the SIEMENS 3SU1100 selector switch worldwide?

You can source the SIEMENS 3SU1100-4BL11-1NA0 selector switch worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SIEMENS 3SU1100 key selector switch?

Install the SIEMENS 3SU1100-4BL11-1NA0 by mounting it in a 22 mm panel cutout, securing it with the provided nut, and wiring the 2NO contacts per your circuit diagram. Ensure the key is in the correct position before tightening. Follow standard industrial panel installation practices.

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 panel-mounted key switches with contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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