Danfoss 134F4256 VLT® HVAC Drive FC 102, a 200 kW three phase AC variable frequency drive designed for HVAC motor control, pumps, fans, refrigeration systems and building automation applications.
£15,802.40
The Danfoss 134F4256 is a high-power VLT® HVAC Drive FC 102 variable frequency drive designed for precise and efficient control of AC motors in heating, ventilation, air conditioning and refrigeration systems. As part of the advanced Danfoss VLT® HVAC Drive FC 102 series, it is engineered for demanding commercial and industrial HVAC applications where reliable motor speed control and energy efficiency are essential.
This drive helps optimise system performance by adjusting motor speed to match real-time demand. By reducing unnecessary motor operation, the FC 102 platform can help lower energy consumption, reduce mechanical stress and improve the long-term reliability of pumps, fans, compressors and air handling equipment.
With a rated output power of 200 kW / 300 HP and a three-phase 380–480 V AC supply, the 134F4256 is suitable for large HVAC installations and industrial building services. Its IP21 / Type 1 enclosure, integrated RFI filtering, graphical local control panel and coated PCB design make it a dependable choice for professional plant room and control cabinet installations.
Variable frequency drives such as the Danfoss VLT® HVAC Drive FC 102 regulate motor speed by adjusting output voltage and frequency. This allows HVAC equipment to operate according to actual system demand, helping improve energy efficiency, reduce operating costs and extend the service life of motors and mechanical components.
The FC 102 series is designed specifically for HVAC environments, offering dedicated functionality for ventilation, heating, refrigeration and building automation systems. Its robust construction, intuitive graphical interface and flexible configuration options make it suitable for high-demand commercial and industrial installations.
| Power | 200 kW |
|---|---|
| Voltage | 480 V |
| Phase | Three Phase |
| IP Rating | IP21 |
| Series | VLT® HVAC Drive FC 102 |
| SKU | 134F4256 |
| Product type | AC variable frequency drive |
| Rated output power | 200 kW / 300 HP |
| Input voltage | 380–480 V AC |
| Input phases | 3-phase |
| Drive application | HVAC motor control |
| Protection rating | IP21 / Type 1 |
| RFI filter | Class A1 (C2) |
| Brake chopper | No brake chopper |
| Control panel | Graphical local control panel |
| PCB protection | Coated PCB |
| Mains option | No mains option |
| Frame size | D2H |
| Weight | approx. 125.3 kg |
| EMC Filter | Commercial |
The Danfoss 134F4256 is used to control the speed and performance of AC motors in HVAC systems such as pumps, fans, air handling units, chillers and refrigeration equipment.
This drive has a rated output power of approximately 200 kW / 300 HP.
The 134F4256 operates from a three-phase 380–480 V AC supply.
The drive is supplied with an IP21 / Type 1 enclosure, suitable for protected indoor HVAC and industrial control installations.
No, this model is configured with no brake chopper.
Danfoss VLT® HVAC Drive FC 102 drives are widely used by building services engineers, HVAC contractors and industrial automation specialists to deliver reliable motor control, efficient operation and long-term system performance.
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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...