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Siemens Class 52 Series Amber Incandescent Pilot Light - Incandescent Pilot-Lights
SiemensIncandescent Pilot-Lights

Siemens Class 52 Series Amber Incandescent Pilot Light

The SIEMENS Pilot Light is an incandescent pilot light with a 30 mm panel mounting size, part of the Class 52 Series (MPN 52PL4E9). It features an amber lens and does not include a push-to-test function.

SKU 3G-OTH-31281

Brand
Siemens
Item
Class 52 Series Amber Incandescent Pilot Light
Part Number
52PL4E9
Category
Incandescent Pilot-Lights
Available to Order
Also known as:52PL4E9Siemens
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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
52PL4E9
Series
Class 52
Type
Amber, Incandescent, Class 52 Series
Includes Push-To-Test
No Push-To-Test Included

Technical Documents

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

Product Description

The SIEMENS Pilot Light is an incandescent pilot light with a 30 mm panel mounting size, part of the Class 52 Series (MPN 52PL4E9). It features an amber lens and does not include a push-to-test function.

Frequently Asked Questions

What is the SIEMENS 52PL4E9 pilot light used for?

The SIEMENS 52PL4E9 is an amber incandescent pilot light used to indicate equipment status on industrial control panels. It is commonly applied in machining, material handling, and HVAC systems where a 30 mm panel mounting size is required.

What are the specifications of the SIEMENS 52PL4E9 pilot light?

The SIEMENS 52PL4E9 is an amber incandescent pilot light from the Class 52 Series. It has a 30 mm panel mounting size and does not include a push-to-test function. The manufacturer part number is 52PL4E9.

Where to buy the SIEMENS 52PL4E9 pilot light worldwide?

3G Electric supplies the SIEMENS 52PL4E9 pilot light worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this Class 52 Series indicator to your facility, wherever it is located.

How to install the SIEMENS 52PL4E9 pilot light?

Install the SIEMENS 52PL4E9 by mounting it into a 30 mm panel cutout and securing it with the provided locknut. Connect the incandescent lamp terminals per the wiring diagram. Always de-energize the panel before installation and follow standard electrical 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
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Siemens Products

3G Electric supplies Siemens incandescent pilot-lights. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

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This illuminated selector switch from the Siemens 3SU1150 series features a short-handled knob operator with a metallic bezel and plastic operator head. It offers three momentary positions (On/Off/On) with 2NO/2NC contacts, rated 10 A at 600 V AC and 1 A at 600 V DC. Suitable for industrial control panel applications requiring visual status indication and momentary switching
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Red incandescent pilot light from the Siemens Class 52 Series. Designed for 30 mm panel mounting, this indicator provides visual status signaling in industrial control panels, machinery, and automation systems. No push-to-test feature included
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Green incandescent pilot light from the Class 52 series. 30 mm panel mounting size. No push-to-test feature. Used as a visual status indicator on industrial control panels for applications such as signaling machine running, power-on, or safe conditions
Green incandescent pilot light from the Siemens Class 52 Series. Designed for 30 mm panel mounting, it provides visual status indication on industrial control panels. Does not include a push-to-test feature. Commonly used in manufacturing and automation environments to signal machine status or power-on conditions
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Green incandescent pilot light from the Siemens Class 52 Series. Designed for 30 mm panel mounting, it provides visual status indication on industrial control panels. Does not include a push-to-test feature. Commonly used in manufacturing and automation environments to signal machine status or power-on conditions
This amber incandescent pilot light from Siemens Class 52 Series is designed for 30 mm panel mounting. It provides visual status indication on industrial control panels, signaling machine states such as power-on or alarm conditions. The unit does not include a push-to-test feature
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This amber incandescent pilot light from Siemens Class 52 Series is designed for 30 mm panel mounting. It provides visual status indication on industrial control panels, signaling machine states such as power-on or alarm conditions. The unit does not include a push-to-test feature
Green incandescent pilot light from the Siemens Class 52 series. Designed for 30 mm panel mounting, it serves as a visual status indicator on industrial control panels, signaling machine status or power-on conditions. This unit does not include a push-to-test function
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Green incandescent pilot light from the Siemens Class 52 series. Designed for 30 mm panel mounting, it serves as a visual status indicator on industrial control panels, signaling machine status or power-on conditions. This unit does not include a push-to-test function
White incandescent pilot light from the Siemens Class 52 Series. Designed for 30 mm panel mounting, it serves as a visual status indicator on industrial control panels, signaling power-on, machine-ready, or alarm conditions. This unit does not include a push-to-test feature
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White incandescent pilot light from the Siemens Class 52 Series. Designed for 30 mm panel mounting, it serves as a visual status indicator on industrial control panels, signaling power-on, machine-ready, or alarm conditions. This unit does not include a push-to-test feature
Incandescent pilot light from the Class 52 Series, with a 30 mm panel mounting size. Available in amber, green, and red lens colors. Does not include a push-to-test function. Used to indicate machine status or process conditions in industrial control panels
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Incandescent pilot light from the Class 52 Series, with a 30 mm panel mounting size. Available in amber, green, and red lens colors. Does not include a push-to-test function. Used to indicate machine status or process conditions in industrial control panels

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