Warner Electric PB-250 Flange Mounted

  • PB Series
  • Model Size: pb-250
  • Voltage: 6/24/90 VDC
  • Static Torque: 70 lb.in.
  • Max RPM: 7,500 rpm

The PB Series brakes consist of a magnet, armature, and mounting hub in a very simple and extremely compact design.


Model NamePB Series PB-250
FunctionPrimary Brake
Max. Rated Torque70 Lb. in
Max. RPM7.500 rpm
Standard Voltage6, 24, 90 DC
Outside Diameter2.80 Inches
Overall Length2 Inches
Manufacturer DrawingI-25519


Custom design brakes and clutches are user-assembled from standard components for optimum performance in the smallest possible package size.

  • Easily adaptable to any mounting requirement
  • Low initial cost
  • Wide range of models and options


pdf icon 1
CatalogWarner Electric Basic Design Clutches Brakes Catalog
Users Manual / Installation InstructionsWarner Electric PB-250 Users Manual / Installation Instructions
Quick InformationWarner Electric PB-125 Quick Information


(Please provide the following with your quote request)

1. Specify Type of Armature Desired.
2. Specify Bore Size for Item 1A-1 or 1B.
3. Specify Voltage for Item 3.
4. See Controls Section

Warner Electric PB 250 Quick Info

Warner MB Series Controls


PB-250 Flange Mounted Parts List
ItemDescriptionPart NumberQty.
1AArmature and Hub
1A-1Armature Hub1
3/8″ Bore5103-541-002
1/2″ Bore5103-541-004
5/8″ Bore5103-541-006
3/4″ Bore5103-541-008
1A-2Release Spring5103-101-0031
1BAntibacklash Armature1
3/8″ Bore5365-111-003
1/2″ Bore5365-111-005
5/8″ Bore5365-111-007
3/4″ Bore5365-111-009
6 Volt5319-631-002
24 Volt5319-631-003
90 Volt5319-631-005
2-1Terminal Accessory5103-101-0021
3Mounting Accessory5102-101-0011