Danfoss 135X6933 VLT HVAC Drive FC-102, a 7.5 kW three phase AC variable frequency drive with IP66 / NEMA 4X protection, RFI filtering, mains disconnect and MCA 125 BACnet/IP communication for HVAC fan, pump and compressor control.
The Danfoss 135X6933 is a reliable and energy-efficient AC variable frequency drive (VFD) from the Danfoss VLT® HVAC Drive FC-102 series, designed specifically for heating, ventilation, air conditioning and refrigeration applications. Engineered for accurate motor speed control, it helps optimise fan, pump and compressor performance across commercial and industrial HVAC systems.
As part of the advanced Danfoss FC-102 HVAC drive range, this unit combines dedicated HVAC intelligence with robust power electronics and flexible communication options. It supports efficient system operation by matching motor speed to actual demand, helping reduce energy consumption, mechanical stress and overall operating costs.
With a rated output power of 7.5 kW / 10 HP and a three-phase 380–480 V AC supply, the Danfoss 135X6933 is ideal for HVAC motor control applications requiring dependable medium-power performance. Its IP66 / NEMA 4X enclosure provides strong environmental protection, while the MCA 125 BACnet/IP option enables integration with modern building management systems.
Key Advantages
Dedicated HVAC variable frequency drive for fans, pumps and compressors.
7.5 kW / 10 HP motor power rating for medium-power HVAC applications.
Three-phase 380–480 V AC input suitable for industrial power systems.
IP66 / NEMA 4X enclosure for excellent environmental protection.
RFI filter for improved electromagnetic compatibility.
MCA 125 BACnet/IP communication option for building automation systems.
Mains disconnect included for convenient local isolation.
Graphical local control panel for easy commissioning and monitoring.
Key Features
Danfoss VLT® HVAC Drive FC-102 series.
7.5 kW / 10 HP rated output power.
14.5 A continuous output current.
16 A intermittent output current.
Three-phase 380–480 V AC input supply.
IP66 / NEMA 4X protection rating.
A5 frame size.
RFI filter.
Graphical local control panel included.
No brake chopper configuration.
Not coated PCB.
Mains disconnect included.
MCA 125 BACnet/IP A option.
Efficient Motor Control for HVAC Systems
Variable frequency drives such as the Danfoss VLT® HVAC Drive FC-102 regulate motor speed by adjusting output frequency and voltage. This allows HVAC equipment to operate according to real system demand, reducing wasted energy while improving process stability and comfort control.
The Danfoss 135X6933 is well suited to building services and industrial HVAC installations where reliable fan, pump and compressor control is required. Its IP66 enclosure, BACnet/IP communication and built-in mains disconnect make it a practical choice for modern automation and building management systems.
Typical Applications
HVAC fan speed control.
Air handling units and ventilation systems.
Heating and cooling plant equipment.
Commercial and industrial pump control.
Refrigeration and compressor applications.
Building management systems using BACnet/IP communication.
Industrial climate control systems.
Technical Specifications
Power
7.5 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC-102
Full model code
FC-102P7K5T4E66H2XGX1OXSXXXXAKBXCXXXXDX
Product type
AC variable frequency drive
Rated output power
7.5 kW / 10 HP
Continuous output current
14.5 A
Intermittent output current
16 A
Input voltage
380–480 V AC
Input phases
3-phase
Application range
HVAC, ventilation, heating and refrigeration
Protection rating
IP66 / NEMA 4X
Frame size
A5
RFI filter
Included
Brake chopper
No
Control panel
Graphical Local Control Panel
PCB coating
Not coated
Mains option
Mains disconnect
A option
MCA 125 BACnet/IP
B option
No B option
C1 option
No C1 option
D option
No D option
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Net weight
approx. 12.56 kg
EAN
5710108432430
Frequently Asked Questions
What is the Danfoss 135X6933 used for?
The Danfoss 135X6933 is used to control the speed and torque of AC motors in HVAC systems, including fans, pumps, compressors and ventilation equipment.
What motor power is supported by this drive?
This drive is rated for motors with an output power of approximately 7.5 kW / 10 HP.
What supply voltage does the drive require?
The 135X6933 operates from a three-phase 380–480 V AC supply.
What protection rating does this model have?
The drive has an IP66 / NEMA 4X enclosure, offering strong protection against dust and water ingress in suitable installation environments.
Does the Danfoss 135X6933 support BACnet/IP?
Yes, this configuration includes the MCA 125 BACnet/IP option for integration with compatible building management systems.
Trusted by HVAC Engineers Worldwide
Danfoss VLT® HVAC Drives are widely used by building services engineers, facilities teams and automation professionals to deliver efficient motor control, reduced energy consumption and dependable HVAC performance.
Power
7.5 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC-102
Full model code
FC-102P7K5T4E66H2XGX1OXSXXXXAKBXCXXXXDX
Product type
AC variable frequency drive
Rated output power
7.5 kW / 10 HP
Continuous output current
14.5 A
Intermittent output current
16 A
Input voltage
380–480 V AC
Input phases
3-phase
Application range
HVAC, ventilation, heating and refrigeration
Protection rating
IP66 / NEMA 4X
Frame size
A5
RFI filter
Included
Brake chopper
No
Control panel
Graphical Local Control Panel
PCB coating
Not coated
Mains option
Mains disconnect
A option
MCA 125 BACnet/IP
B option
No B option
C1 option
No C1 option
D option
No D option
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Net weight
approx. 12.56 kg
EAN
5710108432430
No documents available for this product.
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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...
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...