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

3G Electric
Siemens 52BP2A3A Mushroom-Head Push Button, Maintained, 30 mm, 1NO/1NC, Metallic - Mushroom-Head Push Buttons
SiemensMushroom-Head Push Buttons

Siemens 52BP2A3A Mushroom-Head Push Button, Maintained, 30 mm, 1NO/1NC, Metallic

The SIEMENS Mushroom Head Push Button is a non-illuminated, maintained-action push button from the Class 52 series. It features a metallic push button material, a 30 mm mushroom head profile, and 1NO/1NC contacts…

SKU 3G-OTH-32722

Brand
Siemens
Item
52BP2A3A Mushroom-Head Push Button, Maintained, 30 mm, 1NO/1NC, Metallic
Part Number
52BP2A3A
Category
Mushroom-Head Push Buttons
Available to Order
Also known as:52BP2A3ASiemens
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
52BP2A3A
Series
Class 52
Type
Mushroom Head Profile, Metallic, 30 mm, 1NO/1NC
Action
Maintained
Terminal Connection
Pressure Plate
Push Button Material Type
Metallic

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 Mushroom Head Push Button is a non-illuminated, maintained-action push button from the Class 52 series. It features a metallic push button material, a 30 mm mushroom head profile, and 1NO/1NC contacts. The terminal connection is via pressure plate, and the manufacturer part number is 52BP2A3A.

Frequently Asked Questions

What is the SIEMENS 52BP2A3A mushroom head push button used for?

The SIEMENS 52BP2A3A mushroom head push button is used as a maintained-action emergency stop or control switch in industrial machinery and panel builds. Its 30 mm metallic profile and 1NO/1NC contacts make it suitable for heavy-duty applications requiring a positive, stay-put actuation.

What are the specifications of the SIEMENS 52BP2A3A push button?

The SIEMENS 52BP2A3A is a non-illuminated, maintained-action mushroom head push button from the Class 52 series. It has a metallic push button material, 30 mm profile, 1NO/1NC contacts, and pressure plate terminal connection. The manufacturer part number is 52BP2A3A.

Where to buy the SIEMENS 52BP2A3A push button worldwide?

3G Electric supplies the SIEMENS 52BP2A3A mushroom head push button worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this Class 52 series component.

How to install the SIEMENS 52BP2A3A maintained-action push button?

Install the SIEMENS 52BP2A3A by mounting it in a 30 mm panel cutout and securing with the provided locknut. Connect wires to the pressure plate terminals per your control schematic. For maintained action, ensure the actuator is fully depressed to latch; twist to release. Follow standard industrial safety 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
Not sure this is the right part? Photo-identify it

Siemens Products

3G Electric supplies Siemens mushroom-head push buttons. 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

More from Siemens

View all Siemens parts
Non-illuminated maintained-action push button with metallic mushroom head profile, 30 mm diameter, and 2NC contact configuration. Terminal connection via pressure plate. Suitable for use as an emergency stop or control switch in industrial machinery and automation systems
Siemens
Non-illuminated maintained-action push button with metallic mushroom head profile, 30 mm diameter, and 2NC contact configuration. Terminal connection via pressure plate. Suitable for use as an emergency stop or control switch in industrial machinery and automation systems
This Siemens Class 52 mushroom-head push button features a metallic profile with a 30 mm diameter. It has 2 normally closed (2NC) contacts and a maintained action, suitable for emergency stop or control applications in industrial machinery and panel installations. Terminal connection is via pressure plate
Siemens
This Siemens Class 52 mushroom-head push button features a metallic profile with a 30 mm diameter. It has 2 normally closed (2NC) contacts and a maintained action, suitable for emergency stop or control applications in industrial machinery and panel installations. Terminal connection is via pressure plate
Maintained-action mushroom-head push button with a 30 mm metallic profile. Features one normally open and one normally closed contact, terminated via pressure plate. Suitable for use as a control device in industrial machinery and panel applications where a large, easily operated actuator is required
Siemens
Maintained-action mushroom-head push button with a 30 mm metallic profile. Features one normally open and one normally closed contact, terminated via pressure plate. Suitable for use as a control device in industrial machinery and panel applications where a large, easily operated actuator is required

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first