A Room Controller That Finally Fixes the Problems We See Every Day
The iSMA RAC18‑IP isn’t just another room controller.
it’s the first one that genuinely reflects the real‑world challenges we see across hundreds of projects every month. As a multifunctional room and zone controller, it packs 18 onboard I/O, IP daisy chain networking, and a modern nano EDGE ENGINE into a single device capable of running HVAC, lighting, blinds, and small plant without needing extra modules.
This makes it instantly more flexible than traditional room controllers, which often force installers into workarounds and expansions just to get a basic job over the finish line.
What Makes It Different?
A Mini‑BMS for One Room
At its core, the RAC18‑IP acts like a full building controller scaled down to room level.
What can it Do:
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It Reads sensors (temperature, occupancy, switches, meters)
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It can drive fans, valves, relays, thermal actuators, and blinds
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It talks over BACnet IP/MS‑TP, Modbus TCP/IP/RTU, and MQTT
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Programs live, in real time, no reboots or downloads required
See Data Sheet:
https://www.forestrock.co.uk/wp-content/uploads/2022/05/RAC18-IP-Datasheet-V1.0-1.pdf
With edge-level intelligence, powered by the ARM Cortex‑M7, giving it one of the fastest processing platforms in this class for a room controller.
The Real‑World Problems It Actually Solves
We know from support tickets, integrator feedback, and project rescue work that the biggest headaches in the field come from four recurring issues:
1. Not Enough I/O
Most controllers run out of I/O fast, forcing add‑on modules.
RAC18‑IP ships with 18 I/O on day one, covering the vast majority of room‑level applications without expansions.
2. Slow Commissioning
Traditional controllers need downloads, restarts, licence juggling, or offline tools.
RAC18‑IP lets engineers edit logic live, with instant results or it can be configure with one of the many pre-set applications via the dip switch settings, making swap out a breeze.
3. Painful Replacements
Replacing a failed controller usually means rebuilding the application.
Here, you move the SD card and everything instantly restores, points, logic, settings, the lot.
Daisy‑Chain Dropouts
When a controller in the middle of a chain dies, most IP products take the chain down with it. RAC18‑IP has fail‑safe Ethernet ports to keep the network alive even if a device fails.
What’s Actually New vs Previous Models?
The progression is not incremental, it’s a generational leap:
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Massive processing jump: ARM Cortex‑M7 replaces older chipsets.
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Modern networking: Dual fail‑safe Ethernet for daisy‑chain deployments.
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Zero‑downtime engineering: Real‑time programming with the nano EDGE ENGINE.
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Instant swap‑outs: Removable SD card holds the full controller image.
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Extreme protocol flexibility: BACnet IP, MS‑TP, Modbus TCP/IP, Modbus RTU, MQTT.
It’s not just “a bit better.” It is fundamentally a different class of room/zone controller.
Take advantage of our exclusive price reduction
Available only for a limited time.
This special offer on the RAC18-IP solution runs until the end of Q2 2026, giving you the perfect opportunity to upgrade your portfolio and strengthen your competitive edge without stretching your budget.
*Act now
To secure advanced Niagara-based control at a cost that makes long-term efficiency even more attainable. Contact sales@forestrock.co.uk to find out more.
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IoT Devices for BMS, Automation & Smart Connectivity | Forest Rock