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Illuminated double headed push button, Harmony XB4, metal, 22mm, 1 green flush I + 1 pilot light + 1 red projecting O, 1 NO + 1 NC
XB4BW73731B5
[Us] rated supply voltage:
Quick and easy assembly and disassembly
Robustness to withstand harsh environments
Various types of connection: screw clamp, connector, Faston connector or spring terminal
Excellent mechanical connection with operator head
A wide choice of contact blocks for general purposes or specific applications (low current, standard)
Environmental performance of the product Learn more
Sustainable by Design
Sustainability![Green Premium™](https://www.se.com/ww/product-shop-static/assets/images/brand/greenpremium.svg)
Green PremiumTM label is Schneider Electric’s commitment to delivering products with best-in-class environmental performance.
Green Premium promises compliance with the latest regulations, transparency on environmental impacts, as well as circular and low-CO2 products.
Guide to assessing product sustainability is a white paper that clarifies global eco-label standards and how to interpret environmental declarations.
Guide to assessing product sustainability is a white paper that clarifies global eco-label standards and how to interpret environmental declarations.
![](https://img.youtube.com/vi/gQ2tiLNbSDY/maxresdefault.jpg)
Well-being performance
Mercury free
RoHS exemption information
Certifications & Standards
REACh Regulation
EU RoHS Directive
Pro-active compliance (Product out of EU RoHS legal scope)
China RoHS Regulation
Environmental Disclosure
WEEE
![](https://www.se.com/ww/product-shop-static/assets/images/icon/WEEE.png)
The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Circularity Profile