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Bells & chimes

Wheelock TB telbells

Wheelock TB Telbells are designed to alert individuals of telephone rings in high noise environments.  Providing RFI suppression, the motor driven bells include tamper resistant volume control. The TB-593 is UL listed. 

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Shell size
6"
Housing
Aluminum
dBA at 1 m
100 (TB-591)
100 (TB-592)
95 (TB-593)

Specifications

  • Nominal Input voltage: 48 VDC (TB-591); 24 VDC (TB-592); 90 VAC (TB-593)
  • Input Voltage Range: 438-60 VDC (TB-591); 18-30 VAC (TB-592); 55-130 V, 20-30 Hz (TB-593)
  • Input Current 0.025 (TB-591); 0.025 (TB-592); N/A (TB-593)
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