Danfoss 131L9866 VLT HVAC Basic Drive FC-101, a 4.0 kW three phase AC variable frequency drive designed for HVAC fan, pump and simple compressor motor control applications.
£649.60
The Danfoss 131L9866 is a compact and efficient AC variable frequency drive (VFD) from the Danfoss VLT® HVAC Basic Drive FC-101 series, designed for reliable motor control in heating, ventilation, air conditioning and simple compressor applications. It is ideal for OEMs, panel builders and facilities engineers who require dependable speed control with low overall cost of ownership.
This drive provides smooth and efficient motor regulation for fans, pumps and HVAC equipment. The FC-101 platform is engineered for simple installation, fast commissioning and dependable operation, helping improve system efficiency while reducing mechanical stress on driven equipment.
With a rated output power of 4.0 kW (5.0 HP) and a three-phase 380–480 V AC supply, the 131L9866 is suitable for medium HVAC motor applications where compact panel-mounted control is required. Its IP20 chassis enclosure, coated PCB and integrated RFI filtering make it a practical choice for control cabinets and building automation systems.
Variable frequency drives such as the Danfoss FC-101 regulate motor speed by adjusting output voltage and frequency. This allows HVAC systems to match motor performance to actual demand, reducing unnecessary energy use and improving overall system efficiency.
The Danfoss 131L9866 is well suited to fans, pumps and compressor-related applications where reliable speed control, compact size and straightforward integration into control panels are important.
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| Power | 4 kW | |
|---|---|---|
| Voltage | 480 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | VLT® HVAC Basic Drive FC-101 | |
| Model code | FC-101P4K0T4E20H4XXCXXXSXXXXAXBXCXXXXDX | |
| Product type | AC variable frequency drive / frequency converter | |
| Rated output power | 4.0 kW | |
| Horsepower rating | 5.0 HP | |
| Rated output current | approx. 9 A | |
| Input voltage | 380–480 V AC | |
| Input phases | Three phase | |
| Output frequency | 0–400 Hz | |
| Protection rating | IP20 | |
| Mounting type | Chassis / panel mounting | |
| RFI filter | Class A1 (C2) | |
| PCB coating | Coated PCB | |
| Brake chopper | Not included | |
| Local control panel | Not included | |
| Frame size | H2 | |
| Net weight | approx. 3.5 kg | |
| Gross weight | approx. 3.97 kg |
The Danfoss 131L9866 is used to control the speed of AC motors in HVAC applications such as fans, pumps, ventilation systems and simple compressors.
This model supports motors with a rated output power of approximately 4.0 kW / 5.0 HP.
The drive operates from a three-phase 380–480 V AC supply.
No, this configuration is supplied without an integrated brake chopper.
The drive is typically installed inside an electrical control panel or automation cabinet using its IP20 chassis mounting format.
Danfoss VLT® HVAC drives are widely used by building services engineers, OEMs and maintenance teams to deliver reliable motor control, efficient operation and dependable HVAC system performance.
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