This part is known as 206735 & 208436. This is a genuine Numatic Part. If your Henry is dead, has no power or runs at half speed, it may be the PCB at fault.
Numatic Henry PCB 2 Speed Control Circuit Board 321990
Genuine Numatic Henry Hoover 2 Speed PCB RED or BLUE 4 Wire 208700 208800 321990
Numatic Henry HVR200 Speed PCB Genuine 4 Tag 321990, 208100
Numatic Henry 4 Tag Speed PCB & Illuminated Rocker Switch Kit 321990 & 221102
Henry Hoover PCB Board Hetty James NRV200 2 Speed Control 2 Wire 208437 Blue
Henry Hoover PCB Board Hetty James NRV200 2 Speed Control 2 Wire 206735 Orange