Why Choose the Danfoss 131L9794 VLT HVAC Basic Drive?
The Danfoss 131L9794 is a compact and efficient AC variable frequency drive (VFD) designed for reliable motor control in HVAC and light industrial applications. As part of the Danfoss VLT® HVAC Basic Drive FC 101 series, it is developed for heating, ventilation, air conditioning and simple compressor systems requiring dependable speed control and energy-efficient operation.
This drive provides straightforward commissioning, flexible motor control and a low overall cost of ownership. The FC 101 range is designed specifically for HVAC applications, helping optimise fan, pump and compressor performance while reducing energy consumption and mechanical stress.
With a rated output power of 0.75 kW / 1.0 HP and a three-phase 200-240 V AC supply, the 131L9794 is ideal for smaller HVAC motors used in fans, pumps and ventilation equipment. Its IP20 chassis format and compact H1 frame make it suitable for cabinet and panel mounting in control systems.
Key Advantages
- Compact variable frequency drive for HVAC motor control.
- 0.75 kW / 1.0 HP motor power rating.
- Three-phase 200-240 V AC input for HVAC and industrial systems.
- Designed for fans, pumps, ventilation and simple compressor applications.
- RFI class A1 / C2 filtering for improved EMC performance.
- Coated PCB for improved reliability in demanding environments.
- Simple commissioning and operation for OEM and panel installations.
Key Features
- Danfoss VLT® HVAC Basic Drive FC 101 series.
- 0.75 kW rated output power.
- 1.0 HP motor rating.
- Three-phase 200-240 V AC input supply.
- IP20 / chassis enclosure format.
- RFI class A1 / C2 EMC filter.
- Coated PCB construction.
- No brake chopper.
- No mains option fitted.
- No A, B, C1 or D option fitted.
- Compact H1 frame size.
- Designed for HVAC fans, pumps and simple compressor applications.
Efficient HVAC Motor Control
Variable frequency drives such as the Danfoss VLT HVAC Basic Drive FC 101 regulate motor speed by adjusting output voltage and frequency. This allows HVAC systems to match motor output to real demand, helping reduce energy use, improve comfort control and minimise wear on fans, pumps and compressors.
The FC 101 series is designed for simple integration into HVAC control panels and OEM systems. Its compact design, application-focused features and reliable Danfoss engineering make the 131L9794 a practical choice for small HVAC motor control applications.
Typical Applications
- HVAC fans and ventilation systems.
- Heating and cooling system pumps.
- Air handling units.
- Simple compressor applications.
- Building services control panels.
- OEM HVAC equipment.
- Light industrial pump and fan systems.