Danfoss 135N8853 VLT HVAC Drive FC 102, a 7.5 kW three-phase AC variable speed drive designed for HVAC pumps, fans, compressors and building services applications with IP55 protection and BACnet/IP communication.
£1,757.60
The Danfoss 135N8853 is a reliable and energy-efficient AC variable speed drive (VSD) from the Danfoss VLT HVAC Drive FC 102 series, designed specifically for heating, ventilation and air conditioning applications. It provides precise motor speed control for pumps, fans and compressors, helping improve HVAC system performance while reducing energy consumption in commercial and industrial buildings.
As part of the FC 102 HVAC drive range, this model combines dedicated HVAC functionality with straightforward commissioning and dependable operation. Its integrated control features make it suitable for building services applications where efficient motor management, communication flexibility and robust environmental protection are required.
With a rated output power of 7.5 kW / 10 HP, a three-phase 380–480 V AC supply and an IP55 / Type 12 enclosure, the 135N8853 is ideal for protected HVAC installations requiring BACnet/IP connectivity, local isolation and dependable variable speed control.
The Danfoss VLT HVAC Drive FC 102 is engineered to regulate motor speed according to actual system demand. By controlling pumps, fans and compressors more accurately, it helps reduce wasted energy, improve comfort control and minimise mechanical stress on connected HVAC equipment.
The 135N8853 is particularly suitable for HVAC installations that require a protected IP55 enclosure, integrated mains isolation and BACnet/IP communication for building management systems. Its graphical control panel supports simple setup, monitoring and fault diagnostics, making it a practical choice for facilities teams, building services engineers and system integrators.
| Power | 7.5 kW |
|---|---|
| Voltage | 480 V |
| Phase | Three Phase |
| IP Rating | IP55 |
| Series | VLT HVAC Drive FC 102 |
| Part number | 135N8853 |
| Model code | FC-102P7K5T4E55H3XGX1XXSXXXXAKBXCXXXXDX |
| Product type | AC variable speed drive |
| Rated output power | 7.5 kW / 10 HP |
| Input voltage | 380–480 V AC |
| Input phases | Three phase |
| Output phases | Three phase |
| Protection rating | IP55 / Type 12 |
| RFI filter | Class A1/B (C1) |
| Brake chopper | No |
| A option | MCA 125 BACnet/IP |
| B option | No B option |
| Control panel | Graphical Local Control Panel |
| PCB protection | Not coated PCB |
| Frame size | A5 |
| Dimensions (H × W × D) | approx. 420 × 242 × 200 mm |
| Weight | approx. 12.86 kg |
| EAN | 5710108250485 |
| EMC Filter | Commercial |
The 135N8853 is used to control the speed of three-phase AC motors in HVAC applications, including pumps, fans, compressors and ventilation equipment.
This drive is rated for 7.5 kW / 10 HP motor control applications.
The Danfoss 135N8853 operates from a three-phase 380–480 V AC supply.
This model has an IP55 / Type 12 enclosure, making it suitable for protected HVAC and building services installations.
Yes, the 135N8853 includes the MCA 125 BACnet/IP communication option for integration with building management and automation systems.
Danfoss VLT HVAC drives are trusted by building services engineers, facilities teams and system integrators to deliver efficient motor control, reliable HVAC operation and reduced energy usage across modern commercial and industrial installations.
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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...