Danfoss 135X5642 VLT HVAC Drive FC 102 variable speed drive, 7.5 kW / 10 HP, three-phase 525-600 V AC, IP66 / NEMA 4X enclosure, with BACnet/IP MCA 125 and MCB-114 VLT Sensor Input options for HVAC motor control applications.
The Danfoss 135X5642 is a compact and efficient variable speed drive (VSD) from the Danfoss VLT® HVAC Drive FC 102 series, designed specifically for heating, ventilation, air conditioning and refrigeration applications. Built for commercial and industrial HVAC systems, this drive provides accurate motor speed control for pumps, fans, compressors and building services equipment.
The FC 102 HVAC Drive series is engineered to optimise HVAC performance, reduce energy consumption and improve motor control across modern building automation systems. Its dedicated HVAC functionality, robust Danfoss drive technology and flexible communication options make it a reliable choice for plant rooms, facilities management and system integration projects.
With a rated output power of 7.5 kW / 10 HP and a three-phase 525-600 V AC supply, the Danfoss 135X5642 is suitable for higher-voltage HVAC motor control applications. Its IP66 / NEMA 4X enclosure, BACnet/IP MCA 125 communication option, MCB-114 VLT Sensor Input and brake chopper configuration make it well suited for demanding environments requiring protected installation and advanced building automation integration.
Key Advantages
Dedicated HVAC variable speed drive for building services and automation systems.
7.5 kW / 10 HP power rating for pumps, fans and compressors.
Three-phase 525-600 V AC input for higher-voltage HVAC installations.
IP66 / NEMA 4X enclosure for demanding environmental conditions.
BACnet/IP MCA 125 option supports building automation integration.
Frame size suitable for compact wall-mounted HVAC installations.
Efficient Motor Control for HVAC Systems
Variable speed drives such as the Danfoss 135X5642 regulate motor speed by adjusting the frequency and voltage supplied to the motor. This allows HVAC equipment to operate according to real system demand rather than running continuously at full speed, helping to reduce energy consumption, noise and mechanical wear.
The VLT® HVAC Drive FC 102 series is developed for ventilation, heating, cooling and refrigeration applications. Its dedicated HVAC control functions and BACnet/IP communication option make it well suited for fans, pumps, compressors, air handling units and building management systems where efficiency, connectivity and reliable operation are essential.
Typical Applications
HVAC systems and building automation.
Air handling units and ventilation systems.
Supply and extract fans.
Heating and chilled water pumps.
Cooling towers and refrigeration equipment.
Compressors and process cooling systems.
Commercial buildings, industrial facilities and demanding plant room environments.
Technical Specifications
Power
7.5 kW
Voltage
600 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC 102
Part Number
135X5642
Model Code
FC-102P7K5T6E66HXBGXXOXSXXXXAKB4CXXXXDX
Product type
Variable speed drive / frequency converter
Rated output power
7.5 kW
Horsepower rating
10 HP
Input voltage
525-600 V AC
Input phases
Three-phase
Frequency
50 / 60 Hz
Protection rating
IP66 / NEMA 4X
RFI filter
No RFI filter
Brake chopper
Included
PCB type
Not coated PCB
A option
MCA 125 BACnet/IP
B option
MCB-114 VLT Sensor Input
Adaptation A
Metric thread cable entry
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Net weight
approx. 12.58 kg
EAN
5710108419530
EMC Filter
None
Frequently Asked Questions
What is the Danfoss 135X5642 used for?
The Danfoss 135X5642 is used to control three-phase motors in HVAC applications, including pumps, fans, compressors and ventilation systems.
What motor power does this drive support?
This drive is rated for 7.5 kW / 10 HP motor control applications.
What supply voltage does the Danfoss 135X5642 require?
The drive operates from a three-phase 525-600 V AC supply.
What enclosure rating does this drive have?
The Danfoss 135X5642 has an IP66 / NEMA 4X enclosure rating, making it suitable for demanding environments where increased protection is required.
Does the Danfoss 135X5642 support BACnet/IP communication?
Yes, this configuration includes the BACnet/IP MCA 125 communication option for integration with building automation and HVAC control systems.
Trusted for HVAC and Building Services Control
Danfoss VLT® HVAC Drives are widely used by building services engineers, facilities teams and system integrators to deliver reliable motor control, energy efficiency and long-term performance in commercial and industrial HVAC systems.
Power
7.5 kW
Voltage
600 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC 102
Part Number
135X5642
Model Code
FC-102P7K5T6E66HXBGXXOXSXXXXAKB4CXXXXDX
Product type
Variable speed drive / frequency converter
Rated output power
7.5 kW
Horsepower rating
10 HP
Input voltage
525-600 V AC
Input phases
Three-phase
Frequency
50 / 60 Hz
Protection rating
IP66 / NEMA 4X
RFI filter
No RFI filter
Brake chopper
Included
PCB type
Not coated PCB
A option
MCA 125 BACnet/IP
B option
MCB-114 VLT Sensor Input
Adaptation A
Metric thread cable entry
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Net weight
approx. 12.58 kg
EAN
5710108419530
EMC Filter
None
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
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Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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● frequently asked questions
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
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...