The VF 49 A 45 P71 B14 B3 is a compact and efficient worm gear unit from Bonfiglioli’s VF/W Series.
The VF 49 A 45 P71 B14 B3 is a compact and efficient worm gear unit from Bonfiglioli’s VF/W Series, designed for right-angle power transmission in industrial settings. Let’s break down what each part of the designation means and what the unit offers:
Breakdown of Model Code
Code Segment
Meaning
VF 49
Gearbox size/model from VF/W worm gear series
A
Version/type (standard configuration)
45
Gear ratio (i = 45:1)
P71
IEC motor size (frame 71)
B14 B3
Mounting options: face mount (B14) + foot mount (B3)
Technical Highlights
Gear Ratio: 45:1
Input Speed: 1400 RPM
Output Speed: 31 RPM
Torque Output: 40–50 Nm (depending on motor power)
Mounting: Dual B14 (face) and B3 (foot) for flexible installation
Material: Aluminum housing for lightweight and corrosion resistance
Lubrication: Pre-filled with synthetic oil for lifetime lubrication
Protection Class: IP55 (dust and water jet resistant)
