Danfoss 134F8558 VLT HVAC Drive FC 102 variable frequency drive featuring 37 kW output power, three-phase 380–480 V AC supply, IP66 / NEMA 4X enclosure, RFI Class A1/B filtering, graphical local control panel, mains disconnect, MCB-101 general purpose I/O and no brake chopper for HVAC motor control applications.
Why Choose the Danfoss 134F8558 VLT® HVAC Drive FC 102?
The Danfoss 134F8558 is a durable AC variable frequency drive (VFD) from the VLT® HVAC Drive FC 102 series, designed for heating, ventilation, air conditioning and refrigeration applications. Built for HVAC engineers, facilities teams and industrial automation professionals, this drive provides reliable motor speed control for pumps, fans and ventilation equipment.
With a rated output power of 37 kW (50 HP) and a three-phase 380–480 V AC supply, the Danfoss 134F8558 is ideal for demanding HVAC motor control applications. This model features IP66 / NEMA 4X protection, RFI Class A1/B filtering, graphical local control panel, mains disconnect, MCB-101 general purpose I/O, no brake chopper, not coated PCB and a C1 frame.
Key Advantages
Durable variable frequency drive for HVAC applications.
37 kW (50 HP) motor power rating for pumps, fans and ventilation systems.
Three-phase 380–480 V AC input suitable for commercial and industrial HVAC installations.
IP66 / NEMA 4X enclosure for demanding protected environments.
Integrated RFI Class A1/B filtering for improved EMC performance.
Mains disconnect supports convenient isolation during maintenance.
MCB-101 general purpose I/O for enhanced system integration.
Typical Applications
HVAC fan and pump systems.
Air handling units and ventilation systems.
Heating and chilled water pumps.
Cooling tower fans.
Ventilation and extraction systems.
Building management and HVAC control systems.
Commercial buildings, plant rooms and industrial facilities.
Technical Specifications
Power
37 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC 102
Part Number
134F8558
Rated output power
37 kW (50 HP)
Input voltage
380–480 V AC
Input phases
3-phase
Output phases
3-phase
Protection rating
IP66 / NEMA 4X
EMC filter
RFI Class A1/B (C1)
Brake function
No brake chopper
Control panel
Graphical local control panel
Mains option
Mains disconnect
I/O option
MCB-101 general purpose I/O
PCB protection
Not coated PCB
Software
Latest release standard software
Frame size
C1
A option
No A option
C1 option
No C1 option
D option
No D option
EMC Filter
Commercial
Frequently Asked Questions
What is the Danfoss 134F8558 used for?
The Danfoss 134F8558 is used to control the speed of three-phase AC motors in HVAC systems, including pumps, fans, ventilation equipment and refrigeration applications.
What motor power is supported by this drive?
This drive is rated for motors up to approximately 37 kW (50 HP).
What supply voltage does the drive require?
The Danfoss 134F8558 operates from a three-phase 380–480 V AC supply.
Does the Danfoss 134F8558 include mains disconnect?
Yes, this model is supplied with a mains disconnect option.
Does the Danfoss 134F8558 include a brake chopper?
No, this model is supplied with no brake chopper.
Power
37 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP66
Series
VLT® HVAC Drive FC 102
Part Number
134F8558
Rated output power
37 kW (50 HP)
Input voltage
380–480 V AC
Input phases
3-phase
Output phases
3-phase
Protection rating
IP66 / NEMA 4X
EMC filter
RFI Class A1/B (C1)
Brake function
No brake chopper
Control panel
Graphical local control panel
Mains option
Mains disconnect
I/O option
MCB-101 general purpose I/O
PCB protection
Not coated PCB
Software
Latest release standard software
Frame size
C1
A option
No A option
C1 option
No C1 option
D option
No D option
EMC Filter
Commercial
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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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...