abb maintained blue non-illuminated extended push button 22mm mp4-20l
ABB 1SFA611103R2004 MP4-20L maintained blue extended pushbutton operator with a chrome-effect plastic bezel for standard 22 mm industrial control-panel mounting.
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The ABB 1SFA611103R2004, product designation MP4-20L, is a durable maintained industrial pushbutton operator designed for controlling machinery, automation equipment and electrical systems. As part of the ABB modular plastic pilot device range, it provides clear manual control within industrial panels and operator stations.
This pushbutton features an extended blue actuator that remains in its selected position after being pressed. Its maintained operating action makes it suitable for commands that must remain active until the operator deliberately changes the button’s state.
Designed for standard 22 mm mounting openings, the MP4-20L has a chrome-effect plastic bezel and a non-illuminated actuator. It is supplied without a contact block, allowing the required compatible ABB holder and contact configuration to be selected separately for the application.
Key Advantages
Reliable maintained pushbutton operation for persistent control commands.
Extended actuator provides clear and convenient manual operation.
Blue actuator supports easy function identification.
Standard 22 mm panel mounting simplifies installation.
Modular construction allows the contact arrangement to be selected separately.
Chrome-effect plastic bezel provides a clean industrial appearance.
Key Features
ABB modular plastic pilot device range.
Maintained operating action.
Extended pushbutton actuator.
Blue actuator colour.
Non-illuminated design.
Chrome-effect plastic construction.
Designed for a 22 mm mounting hole.
Supplied without a contact block.
Dependable Maintained Control for Industrial Panels
Maintained pushbuttons remain in their operated state after being pressed, making them suitable for control functions that must stay active without continuous pressure from the operator. A further deliberate action changes or releases the maintained command according to the assembled control arrangement.
The ABB modular pilot device system allows the MP4-20L operator to be combined with separately selected holders and contact blocks. This modular approach helps panel builders create the required switching configuration while maintaining a consistent operator interface across machinery and control equipment.
Typical Applications
Industrial machinery control panels.
Automation and production equipment.
Motor and process control stations.
Operator consoles and control desks.
Building-services control panels.
OEM electrical equipment and panel building.
Technical Specifications
Manufacturer
ABB
Series
Modular Plastic Pilot Devices
Model
MP4-20L
Order code
1SFA611103R2004
Product type
Maintained pushbutton operator
Operating action
Maintained
Actuator style
Extended
Actuator colour
Blue
Illumination
Non-illuminated
Bezel material and finish
Chrome-effect plastic
Mounting diameter
22 mm
Contact block
Not included
Frequently Asked Questions
What is the ABB MP4-20L used for?
The MP4-20L provides maintained manual control for machinery, automation equipment and electrical systems when a command must remain selected after the button is pressed.
Is the MP4-20L momentary or maintained?
The MP4-20L has a maintained operating action, so it remains in its selected state after operation.
What colour is the pushbutton?
The pushbutton has an extended blue actuator with a chrome-effect plastic bezel.
Does the ABB 1SFA611103R2004 include a contact block?
No. The MP4-20L is supplied without a contact block, allowing a compatible ABB holder and contact arrangement to be selected separately.
What mounting size does the MP4-20L require?
The pushbutton operator is designed for installation in a standard 22 mm panel opening.
Trusted by Industrial Panel Builders Worldwide
ABB modular pilot devices provide dependable manual control and flexible configuration for industrial machinery, automation panels and operator stations.
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Manufacturer
ABB
Series
Modular Plastic Pilot Devices
Model
MP4-20L
Order code
1SFA611103R2004
Product type
Maintained pushbutton operator
Operating action
Maintained
Actuator style
Extended
Actuator colour
Blue
Illumination
Non-illuminated
Bezel material and finish
Chrome-effect plastic
Mounting diameter
22 mm
Contact block
Not included
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...