The MP4-21L Pushbutton is: Maintained - Extended - Blue - Illuminated - Chrome Plastic - No contact block
This Pushbutton is part of ABB's modular plastic range, the most versatile range with a high level of flexibility and market-leading electrical ratings. Engineered for total reliability, longer lifetime, and highest mechanical durability. Self-cleaning contacts ensure reliable operation without the need for maintenance, increasing uptime. A high degree of protection guarantees reliability in extreme environments. The innovative design simplifies the entire process, from selection to easy and quick, tool-free installation. The perfect solution for every application.
Technical Specification
Function: Maintained pushbutton.
Actuator Type: Extended blue illuminated.
Bezel Material: Chrome plastic.
Mechanical Durability: 2 million operations.
Operating Temperature: -25 to +70 °C.
Storage Temperature: -40 to +85 °C.
Enclosure Protection: NEMA Type 1, 3R, 4, 4X, 12, 13.
Weight: 0.013 kg.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Technical Specifications
IP Rating
IP66
Frequently Asked Questions
What type of pushbutton is the MP4-21L?
The MP4-21L is a maintained pushbutton with an extended blue illuminated actuator.
What materials are used in the construction of the MP4-21L?
The bezel is made of chrome plastic, ensuring durability and aesthetic appeal.
What is the mechanical durability of the MP4-21L pushbutton?
The pushbutton is rated for 2 million operations, providing a long service life.
What are the operating temperature limits for the MP4-21L?
The operating temperature range is -25 to +70 °C.
What is the weight of the MP4-21L pushbutton?
The weight of the pushbutton is 0.013 kg.
What enclosure protection ratings does the MP4-21L have?
The pushbutton has NEMA Type 1, 3R, 4, 4X, 12, and 13 ratings for protection.
Are there any specific standards or approvals for the MP4-21L?
See the manufacturer's data sheet for standards and approvals.
IP Rating
IP66
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.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
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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...