Simply better

Signify Interact for Intelligent Buildings: Proven system, now better than ever

Interact brings together lighting, software and connectivity to create smarter, more responsive buildings. It supports energy efficiency, well-being, consistent light quality and sustainability goals — forming a scalable platform for connected lighting control and performance. Add the new Interact Building suite, and your lighting data becomes a powerful source of insight — helping you optimize energy use, plan maintenance, understand occupancy and make smarter decisions with AI-driven analytics.

Together with faster setup, added flexibility, a new gateway and deeper integration, the connected lighting system trusted in more than 40,000 projects worldwide has taken another step forward.

Simply right for you

Building owners and managers

Run your building smarter with a wireless, secure and scalable system that adapts to any size or complexity. Interact helps you reduce energy costs, improve operational efficiency and support sustainability goals — while enhancing comfort and well-being for the people inside.

Lighting designers and specifiers

Design with one proven, unified system for projects of any scale. Built on standards, Interact integrates third-party luminaires and other building systems via BACnet as well as REST and MQTT APIs, while sustainable control features support high-performance designs.

Electrical engineers, integrators and installers

Get one system that works for every job. Wireless by design and easy to commission and integrate with, Interact speeds up setup with an intuitive app and off-site preparation via the web portal — reducing on-site time by up to 50%.

40,000+

projects achieved worldwide

70+

countries deployed

2.6M+

connected nodes

Simply better — from setup to lasting performance

Simply fast

Energy savings from day one, accelerating ROI and progress toward sustainability goals
Easy to install, easy to use, fast to adapt
Reuse existing infrastructure — no extra dimming signal cables or ceiling or wall work needed
80% lower installation costs versus wired systems thanks to faster commissioning and reduced material costs*

Simply scalable

From single spaces to entire campuses — Interact scales effortlessly
Designed for a wide range of professional spaces: offices, warehouses, hospitals, schools, retail, building perimeters and more
Use a gateway to access connected cloud benefits — or begin with basic automation and scale when ready
Expand further with Interact Building suite to unlock advanced insights and features
Open to third-party luminaires and integrateable with other systems ( e.g., BMS) when needed

Simply future-ready

Built on open standards for long-term flexibility
Gateway-level integration via BACnet and MQTT
Cloud-ready architecture designed to support advanced insights and AI capabilities
Over-the-air updates keep the system secure and continuously improving
Proven security: IEC 62443 and ISO 27001 certified

* Compared to DALI and KNX systems based on installer interviews. May vary per installer experience or per country.

Connected by design. Scalable by choice.

Interact for Intelligent Buildings is built on a flexible architecture that grows with your needs. From standalone lighting control, to connected capabilities with the Signify Interact gateway, to the data-enabled capabilities of a full building intelligence platform with the Interact Building suite.

The core of connected lighting

Interact brings together connected devices, a secure gateway and purpose-built commissioning tools — forming a reliable and scalable core for lighting control, performance and connected capabilities.

Our expert tools for your success

Best-in-class lighting

A wide range of high-quality LED lamps, luminaires — including Signify NatureConnect — sensors and switches integrates seamlessly with Interact. DALI luminaires connect via dedicated kits, with support for integrated and external wireless sensors. Wireless installation requires no extra signal/dimming cabling — ideal for new builds and renovations.

Signify NatureConnect

Luminaires

Lamps

Sensors and controllers

Switches

Network and integration devices

Next-gen gateway

Connects luminaires, switches and sensors via Zigbee, and to the internet via Ethernet
Enables cloud-connected features such as app control for users and scene scheduling
Supports building integration via gateway-level BACnet and MQTT*
Up to 200 light points per gateway and 100 gateways per project possible
Over-the-air feature and security updates

See product details

*Coming soon with gateway LCN1870

Fast deployment on site

Simple setup for any project size, from small spaces to large multi-site buildings
Fast commissioning via Bluetooth
Flexible system, allowing up to 10 users to install and set up the system
Discover, add, adjust and automate light settings easily
Project data backup in the cloud
Get support from the in-app AI assistant “Bulbi” – instant, 24/7, context-aware, and powered by our knowledge base

Signify Interact Builder web portal

Easy access via desktop or laptop
Create the project structure, define networks, area types, areas, groups and zones
Set up behavior profiles in advance – predefined profiles help speed up the process

Turn connected lighting into building intelligence

Add the new Interact Building suite to unlock advanced insights, reporting and AI-enabled optimization across your building or portfolio. It transforms connected lighting from operational control into measurable business intelligence.

Optimize energy performance with floor-level and multi-building insights
Gain full system health visibility with alerts and reports
Enable predictive maintenance based on real usage data
Automate emergency lighting monitoring and compliance reporting
Understand space utilization with occupancy analytics
Extend your ecosystem with Cloud Data APIs, Developer Portal and Indoor Location Services

Open by design

Interact runs on the proven wireless standards Bluetooth and Zigbee. It connects to BMS, HVAC and other building systems via gateway-level BACnet and MQTT. Advanced cloud data integrations and APIs are available with Interact Building suite. And if you need something custom, the architecture is open enough to build it. With Signify Interact you can choose the full connected lighting portfolio from us or combine with third-party luminaires.

The S stands for security

With Signify Interact, security is built in, not bolted on. IEC 62443 certification for cybersecurity and ISO 27001 certified systems and services set the standard — and ongoing updates keep it that way. Choosing the world’s most widely used connected lighting system means security you can trust from day one.

Success stories

Magma work

150+ light points installed in four hours and energy consumption reduced to what a single legacy lamp used to draw.

EDGE West

See how Interact’s real-time performance data powers one of the world's smartest office buildings.

VDL ETG Singapore

Interact improves lighting efficiency, operational performance and worker well-being in this state-of-the-art facility.

Frequently Asked Questions

What is Signify Interact for Intelligent Buildings?

Signify Interact for Intelligent Buildings is Signify's wireless connected lighting control system. It brings together lighting, software and connectivity to create more responsive buildings, and it supports energy efficiency, well-being, consistent light quality and sustainability goals. The architecture grows in three steps. It starts with standalone lighting control. The Signify Interact gateway adds connected capabilities. The Interact Building suite then turns it into a full building intelligence platform with AI-driven analytics.

Which types of buildings and spaces is Signify Interact designed for?

Signify Interact is designed for a wide range of professional spaces, including offices, warehouses, hospitals, schools, retail and building perimeters. It scales from single spaces to entire campuses. Projects can begin with basic automation and scale when ready. A gateway adds connected cloud benefits, and the Interact Building suite adds advanced insights. The system works with Signify and Philips indoor luminaires and can also be combined with third-party luminaires.

Which wireless standards and integration protocols does Signify Interact use for BMS connectivity?

Signify Interact runs on the wireless standards Bluetooth and Zigbee. It connects to BMS, HVAC and other building systems through gateway-level BACnet and MQTT integration. Third-party luminaires and building systems can be integrated via REST and MQTT APIs. The Interact Building suite adds Cloud Data APIs, a Developer Portal and Indoor Location Services. The architecture is open to support custom integrations where a project requires them.

How does Signify Interact relate to DALI and Interact-Ready luminaires?

Signify Interact provides a wireless route to connected lighting that reuses existing infrastructure, with no extra dimming signal cables needed. DALI, with control gear defined in IEC 62386 Part 102, remains the standard wired protocol for luminaire dimming and networks. Interact-Ready luminaires integrate wirelessly with Interact. Many of them include D4i for sensor-on-driver and asset-reporting data. Compatible components are listed under lighting controls.

What does the Interact Building suite add to connected lighting?

The Interact Building suite turns lighting data into measurable business intelligence. It provides: - Floor-level and multi-building energy insights - Full system health visibility with alerts and reports - Predictive maintenance based on real usage data - Automated emergency lighting monitoring and compliance reporting - Occupancy analytics for space utilization It also extends the ecosystem through Cloud Data APIs, a Developer Portal and Indoor Location Services, which support AI-enabled optimization across a building or portfolio.

How long does it take to install and commission an indoor Signify Interact system?

Signify Interact for Intelligent Buildings is commissioned with an intuitive app. Off-site preparation via the web portal reduces on-site time by up to 50%. Because the system is wireless by design, it reuses existing infrastructure without extra dimming signal cables or ceiling and wall work. Signify reports 80% lower installation costs compared with DALI and KNX systems. That figure is based on installer interviews and may vary by installer experience and country.

How does Signify Interact address cybersecurity in connected buildings?

With Interact, security is built in, not bolted on. The system holds IEC 62443 certification for cybersecurity, and its systems and services are ISO 27001 certified. Over-the-air updates keep the installation secure and continuously improving after commissioning. Signify's vulnerability disclosure process and security advisories are published on the product security page. These resources help IT and facility teams assess connected lighting risks.

How do I start an Interact project or find a certified partner?

Use the "Starting a project?" contact route to discuss a new installation with Signify. Alternatively, use the partner locator to find a Certified System Integrator near you. Integrators can prepare commissioning off-site through the Interact web portal before arriving on site. Reference installations include EDGE West, Magma work and VDL ETG Singapore. Further examples are available in Signify case studies.

Where can I find country-specific regulations and compliance requirements for these products?

This is Signify's global product page, so market-specific requirements are not covered here. For compliance information specific to your installation, visit Signify's website for your country via the country selector. The local page lists locally compliant variants and the applicable standards.