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Commanding and signaling devices

Commanding and signaling devices are the primary interface between operators and industrial machinery, encompassing pushbuttons, selector switches, pilot lights, and emergency stop stations. These components are engineered for reliability in harsh environments, typically rated with IP65 or higher protection, and available in metal or robust plas...

Commanding and signaling devices are the primary interface between operators and industrial machinery, encompassing pushbuttons, selector switches, pilot lights, and emergency stop stations. These components are engineered for reliability in harsh environments, typically rated with IP65 or higher protection, and available in metal or robust plastic housings. They feature various contact configurations (e.g., 1NO, 1NC, 2NO+2NC) and voltage ratings from 24V DC to 230V AC, ensuring compatibility with diverse control circuits. Modern designs integrate LED illumination for clear status indication and modular connectivity for simplified wiring.

These devices are deployed across manufacturing plants, process industries, building automation, and power distribution systems. They are essential in control panels for machine tools, conveyor systems, HVAC units, and safety circuits. In sectors like automotive, food and beverage, and pharmaceuticals, they provide reliable operator control and visual feedback, enhancing operational safety and efficiency.

Key subcategories include pushbuttons (flush, extended, mushroom head), selector switches (2-position, 3-position), pilot lights (steady, flashing, multi-color), and emergency stop pushbuttons (twist-to-release, key-release). Main article codes for SIEMENS SIRIUS ACT series follow patterns like 3SU1xxx (e.g., 3SU1000-0AA10-0AA0 for a black pushbutton) and 3SB3xxx for older series. These codes encode housing material, color, contact block type, and illumination features.

Partnering with Electric Automation Network ensures access to genuine SIEMENS commanding and signaling devices with real-time pricing and global express shipping. Our team of specialized engineers provides personalized technical support, including assistance with product selection, wiring diagrams, and compliance with international standards. We offer detailed technical documentation for each article, ensuring seamless integration into your control systems.

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Manufacturer Code Reference Catalog Number Description Delivery Price

3SB2901-5MD

3SB2901-5MD

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: II

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, symbol: II. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5NB

3SB2901-5NB

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: Motion direction of arrow

Hood for 3SB2, for pushbuttons and protruding light buttons, symbol: movement in the direction of the arrow. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5NG

3SB2901-5NG

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: Increase, Plus

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, symbol: Incremento, more. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5QC

3SB2901-5QC

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: release

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, symbol: release. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5QB

3SB2901-5QB

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: clamp

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, symbol: tension. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5QG

3SB2901-5QG

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: unlock

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, symbol: unlock. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5QL

3SB2901-5QL

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: automatic sequence

Hood for 3SB2, for pushbuttons and protruding light buttons, symbol: automatic sequence. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RC

3SB2901-5RC

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 2

Hood for 3SB2, for pushbuttons and protruding light buttons, 2. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RB

3SB2901-5RB

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 1

Hood for 3SB2, for pushbuttons and protruding light buttons, 1. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RA

3SB2901-5RA

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 0

Hood for 3SB2, for pushbuttons and protruding light buttons, 0. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RD

3SB2901-5RD

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 3

Hood for 3SB2, for pushbuttons and protruding light buttons, 3. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RF

3SB2901-5RF

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 5

Hood for 3SB2, for pushbuttons and protruding luminous pushbuttons, 5. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RE

3SB2901-5RE

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 4

Hood for 3SB2, for pushbuttons and protruding light buttons, 4. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RG

3SB2901-5RG

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 6

Hood for 3SB2, for pushbuttons and protruding light buttons, 6. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RH

3SB2901-5RH

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 7

Hood for 3SB2, for pushbuttons and protruding light buttons, 7. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RK

3SB2901-5RK

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 9

Hood for 3SB2, for pushbuttons and protruding light buttons, 9. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-7AA

3SB2901-7AA

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Insert cap for indicator light, clear with black font, without inscription, for self-labeling

Hood for 3SB2, for signal lamp, without inscription.

 		3 View Availability View Price

3SB2901-7AP

3SB2901-7AP

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Insert cap for indicator light, clear with black font, with inscription: operation

Hood for 3SB2, for signaling lamp, betrieb. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-5RJ

3SB2901-5RJ

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Insert cap for pushbutton and illuminated pushbutton raised, clear with black font, with graphic symbol: 8

Hood for 3SB2, for pushbuttons and protruding light buttons, 8. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-7PD

3SB2901-7PD

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Insert cap for indicator light, clear with black font, with graphic symbol: Pump

Hood for 3SB2, for signaling lamp, symbol: pump. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-7AQ

3SB2901-7AQ

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Insert cap for indicator light, clear with black font, with inscription: Fault

Hood for 3SB2, for signal lamp, stoerung. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-7QC

3SB2901-7QC

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Insert cap for indicator light, clear with black font, with graphic symbol: release

Hood for 3SB2, for signaling lamp, symbol: release. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2901-7RA

3SB2901-7RA

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Insert cap for indicator light, clear with black font, with graphic symbol: O

Hood for 3SB2, for signal lamp, 0. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2902-0AA

3SB2902-0AA

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Single frame of square design

Accessory for 3SB2, single frame.

 		3 View Availability View Price

3SB2901-7QK

3SB2901-7QK

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Insert cap for indicator light, clear with black font, with graphic symbol: manual operation

Hood for 3SB2, for signaling lamp, symbol: manual operation. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3SB2902-0AB

3SB2902-0AB

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Label holder for labeling plate, Label size 9.5 x 18.5 mm,

Plate holder, for inscription plate.

 		3 View Availability View Price

3SB2908-0AA

3SB2908-0AA

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Holder for contact blocks flat connector terminal

Carrier for two connecting elements.

 		3 View Availability View Price

3SB2908-1AA

3SB2908-1AA

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incandescent lamp, clear, rated voltage 6 V AC/DC, 1.0 W, Wedge base W2 x 4.6 d,

Accessory for 3SB2, Wedge-base W2 bulb x 4.60 6V.

 		3 View Availability View Price

3SB2908-1AB

3SB2908-1AB

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incandescent lamp, clear, rated voltage 12 V AC/DC, 1.0 W, Wedge base W2 x 4.6 d,

Accessory for 3SB2, Wedge-base W2 bulb x 4.60 12V.

 		3 View Availability View Price

3SB2908-0AB

3SB2908-0AB

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Holder for contact blocks and lampholder, Soldering pin connection

Accessory for 3SB2, carrier for drive elements.

 		3 View Availability View Price

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