iSMA CONTROLLI news: iC Niagara 4.15.1 LTS with long-term support

Lévai Krisztina
Sep 16
2 min read

🚀 The biggest Niagara Framework update of 2025!

The new Long-Term Support (LTS) version allows you to take advantage of improvements and updates over the long term. Niagara 4.15.1 will receive security updates until the fourth quarter of 2028 – providing a future-proof foundation for your upcoming projects.

The new iC Niagara 4.15.1 LTS release comes packed with powerful new features and enhancements that make daily work faster, simpler, and more efficient.

🔑 Key new features and functions

MAC36PRO system update: Wireguard VPN client, USB programming, device management webserver
nE2 Link 1.7: improved interoperability and simplified commissioning for RAC18-IP and VAV14-IP controllers
Security: Secure Fox connection via WebSocket
User experience: login history available on both platform and station
Web engineering: full Niagara Station configuration directly in the browser with the new PX Editor
Protocol support: BACnet revision 18
KitControl expansion: new blocks based on the ASHRAE 231p Control Description Language

🖥️ MAC36PRO – a big step forward

What’s new in MAC36PRO

The MAC36PRO can now be upgraded to version 4.15.1 on both new and existing controllers, unlocking the following functions:

Wireguard VPN client – secure, easy-to-configure, free remote access
New device management webserver – simplified pre-configuration and diagnostics
IP over USB – local programming and stable access with a fixed IP address directly from Niagara Workbench or a browser
New license option – 🔓 50-point license now available for MAC36PRO

👉 With this, the new iSMA-B-MAC36PRO-L-50 license provides a highly cost-effective solution for small sites.

⚡ nE2 Link 1.7 – easier and faster integration

What’s new in nE2 Link 1.7

Programming Niagara-based controllers (e.g., RAC18-IP, VAV14-IP) is now even easier with the latest nE2 Link release.

This update brings the newest nano EDGE ENGINE features to Niagara users, with a focus on speed, performance, and smooth commissioning.

Highlights of nE2 Link 1.7:

BACnet Discover function for devices and points
New nE2 Link Service for seamless connection management
USB connection for local programming
Full library embedded into the palette → simple drag-and-drop programming
Simplified first-time commissioning with password change pop-up

👉 Full details on nano EDGE ENGINE 1.7 are available at nee.tech.

✅ Summary

The iC Niagara 4.15.1 LTS release combines stability, security, and future-proof solutions.

Upgrade your controllers, take advantage of the new features, and build your next projects with the latest version of Niagara!

👉 Step with us into the future of building automation!

The SmartNode team is ready to support you in applying the latest technology as efficiently as possible.

If you are interested in the new solutions from iSMA CONTROLLI,

don't hesitate to contact us!

(Source: iSMA CONTROLLI, SmartNode Kft, Canva)

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