Warner Electric SF-825 Bearing Mounted

  • SF Series
  • Voltage: 6/24/90 VDC
  • Static Torque: 150 lb.ft.
  • Max RPM: 3,600 rpm
  • Shaft Size: .500 – 1.500

The SF design eliminates collector rings and brush-holder. Ideal for adverse environmental conditions. Mounting tolerances are generally more critical than the PC design.


Model NameSF-825 Bearing Mounted
FunctionStationary Field Clutch
Shaft Size.500 – 1.500
Static Torque150 lb. ft.
Max. RPM3,600 rpm
Standard VoltageDC 6, 24, 90
Outside Diameter8.50 Inches
Overall Length2.75 Inches
Manufacturer DrawingI-25575


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 SF-825 BM Users Manual / Installation Instructions
Quick InformationWarner Electric SF-825 BM Duty Quick Info


(Please provide the following with your quote request)

1. Specify Bore Size for Item 3.
2. Specify Voltage for Items 7A or 7B.
3. Specify Inside Mounted for Items 7A and 8A or Outside Mounted for Items 7B and 8B.
4. See Controls Section.

SF-825 Clutch per I-25560 -90 Volt, 1” Bore, Inside Mounted

SF Series 825 BM



Warner MB Series Controls


SF-825 Bearing Mounted Parts List
Normal DutyDescriptionPart NumberQty.
2Autogap Accessory5201-101-0083
1/2″ to 1-1/2″ Bore180-0002 to 180-0018
4Field & Rotor Assembly1
6 Volt5201-452-002
24 Volt5201-452-004
90 Volt5201-452-006
Standard Friction Material5201-751-008
Optional LK Facing5201-751-014
4-2Mounting Accessory5201-101-0051
4-3Field & Bearing Assembly1
6 Volt5201-451-054
24 Volt5201-451-056
90 Volt5201-451-057
4-3-1Retainer Ring748-01111
4-3-2Ball Bearing166-01421
4-4Retainer Ring748-00161
5Conduit Box5200-101-0121