Strobes & Signal Lights
Wheelock MB Series Motor Bell
The motor for Series MB Bells is a durable, high torque permanent magnet motor selected for its high performance and long life.
Wheelock’s Series MB Motor Bells provide a better engineered motor bell for fire and life safety alarm systems. The Wheelock Series MB Bells include higher dBA, low current draw, built-in trimplate for semi-flush mounting, low frequency aluminum shells, and low RFI noise. The motor for Series MB Bells is a durable, high torque permanent magnet motor selected for its high performance and long life.
Features & Benefits:- High sound output with low current draw
- Low frequency aluminium shells for better audibility through walls
- 6” and 10” shell sizes in 12 or 24V DC models
- Integral RFI suppression to minimize included noise on the NAC circuit
- Mounting options for surface, semi-flush, outdoor, and concealed conduit installation
- Built-in trim plate makes semi flush mounting simpler and less expensive
- Polarized for DC supervision of NAC circuits
- Operates on filtered or unfiltered DC
- CSFM approved: files 7135- 0785:113
- FM approved
- MEA approved: file 151-92-E
- UL Listed: file E5946
- ULC Listed: file CS243