MD40H hollow range

MD40H hollow range

MD40H series

CF40, 2.75" OD flange, Hollow MagiDrive series

MD40H is a high-torque, medium-stiffness rotary feedthrough. Configured with a hollow body, the MD40H has a fixed rear flange enabling a component to pass through the centre, such as a heater module, a feedthrough, a second MagiDrive rotary feedthrough or a cold lance.

Download technical datasheet

Key features

  • 14.5mm clear bore 
  • Magnetically-coupled fail-safe design rotary feedthrough
  • High torque - 9Nm
  • No bellows or dynamic seals
  • Bakeable to 250°C
  • Zero backlash under low load
  • True UHV performance

Product configuration tool


MagiDrive body MD40H
System mounting flange CF40 70mm (2.75") OD CF
Fixed rear flange CF16 34mm (1.33") OD CF
Construction Machined from one piece 316L
Clear bore diameter 14.5mm
Shaft style Spigot flange
Break-away torque 9.0 Nm (6.6 lbf ft)
Maximum no load spin speed (standard bearings) 500 rpm
Maximum axial load 142.5 N (32 lbf)
Maximum bakeout temp 250°C
Available Downloads  
MD40H Technical Datasheet Download
Motorisation Gear & Torque Options Download

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Hollow drive with lift and lower

Magnetically-coupled rotation and axial motion in a single, compact device
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