Pulseroller Products / Motor Rollers / Minimum Roller Length / HBR – Holding Brake Roller


Identifiers such as and A refer to items in the Part Number Definition topic


Minimum Roller Length – Senergy-HBR Holding Brake Roller
mm (in)

Gear Ratio45
Roller Diameters48 & 50 Interlocking Option
Model Description Plain Straight Micro-V Pulley Round Groove Pulley Dual Groove
A H F G
A Standard 309 304 316 344
12.17 11.97 12.44 13.54
W & Q Washdown & Enhanced Washdown 344 339 351 379
13.54 13.35 13.82 14.92


Gear Ratio18 and 11
Roller Diameters48 & 50 Interlocking Option
Model Description Plain Straight Micro-V Pulley Round Groove Pulley Dual Groove
A H F G
A Standard 289 279 292 319
11.38 10.98 11.50 12.56
W & Q Washdown & Enhanced Washdown 324 314 327 354
12.76 12.36 12.87 13.94