Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
Danfoss 137X3865 frequency converter, an industrial AC variable frequency drive designed for efficient motor speed control, automation systems, HVAC equipment and machinery applications.
£90,834.00
The Danfoss 137X3865 is an industrial AC variable frequency drive (VFD) designed for efficient motor speed control, smooth operation and dependable performance in automation, HVAC and process applications. As part of the trusted Danfoss VLT drive range, it helps optimise motor-driven systems by regulating output frequency and voltage according to application demand.
This Danfoss frequency converter is suitable for use in control panels, machinery systems and industrial installations where accurate motor control and long-term reliability are essential. Danfoss VLT drives are widely used by engineers and OEMs for their robust construction, flexible configuration and compatibility with modern automation environments.
The 137X3865 is ideal for applications requiring improved energy efficiency, reduced mechanical stress and enhanced process control. Its variable speed operation can help lower running costs, improve equipment lifespan and support stable operation across pumps, fans, conveyors and production machinery.
Variable frequency drives such as the Danfoss 137X3865 control motor speed by adjusting the electrical frequency supplied to the motor. This enables machinery and process equipment to run only as fast as required, improving energy performance while reducing unnecessary mechanical strain.
Danfoss drives are commonly used where reliable automation integration, stable motor performance and efficient operation are required. They help improve process consistency, reduce downtime and support long-term reliability across demanding industrial environments.
Tick the specs you need, then view products that match.
| Power | 560 kW | |
|---|---|---|
| Current | 1000 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| Product type | AC variable frequency drive | |
| Drive category | Frequency converter / motor speed controller | |
| Motor type | AC induction motor control | |
| Application | Industrial automation, HVAC and process systems | |
| Control function | Variable voltage and frequency motor control | |
| Mounting type | Cabinet / panel mounting | |
| Series | Danfoss VLT drive platform | |
| Typical installation | Electrical control panel or machine cabinet | |
| Use | Pumps, fans, conveyors and industrial machinery | |
| Brand | Danfoss |
The Danfoss 137X3865 is used to control the speed and torque of AC motors in industrial automation, HVAC, pump, fan and machinery applications.
Yes, the Danfoss 137X3865 is a frequency converter designed for variable speed motor control.
The drive can improve energy efficiency, reduce mechanical stress, provide smoother motor operation and help optimise industrial processes.
It is typically installed inside an electrical control panel or machine cabinet as part of an industrial control system.
Danfoss frequency converters are commonly used with pumps, fans, conveyors, HVAC systems, production machinery and OEM automation equipment.
Danfoss frequency converters are trusted by industrial engineers, automation specialists and machine builders worldwide for efficient motor control, robust performance and dependable operation.
We use cookies
We use essential cookies to run this site, your basket and checkout. With your permission we'd also like to use analytics and advertising cookies to understand how the site is used and to measure our adverts.