Description
The Danfoss 131B4245 is a high-performance VLT® Variable Frequency Drive engineered for demanding HVAC and industrial motor control applications. Rated at 20 horsepower and designed for 460V/60Hz/3-phase power systems, this drive delivers precise speed regulation, reduced energy consumption, and extended motor life across a wide range of commercial and industrial installations.
Key Features
- 20 HP (horsepower) output capacity
- Input voltage: 460V / 60Hz / 3-Phase
- Variable frequency drive (VFD) technology for stepless motor speed control
- Reduces energy consumption by matching motor speed to actual load demand
- Soft-start and soft-stop functionality to minimize mechanical stress on motors and connected equipment
- Built-in protection features including over-voltage, under-voltage, overcurrent, and overtemperature safeguards
- Suitable for fan, pump, compressor, and conveyor applications
- Compact design for flexible panel or wall mounting
Application
The Danfoss 131B4245 VLT Drive is ideal for HVAC air handling units, cooling tower fans, chilled water pumps, condenser water pumps, and other motor-driven systems where variable speed control is required. By precisely matching motor output to system demand, this VFD significantly reduces energy costs compared to fixed-speed operation.
Why Choose Danfoss VLT Drives
Danfoss VLT drives are globally recognized for their reliability, efficiency, and ease of integration. With decades of proven performance in HVAC and industrial environments, the VLT series offers intuitive commissioning, robust construction, and comprehensive protection — making them a trusted choice for engineers, contractors, and facility managers alike.
Specifications
- SKU: 131B4245
- Brand: Danfoss
- Drive Type: Variable Frequency Drive (VFD)
- Horsepower: 20 HP
- Input Voltage: 460V
- Frequency: 60Hz
- Phase: 3-Phase






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