30 Watt Driver Unit, 16 Ohm, 110dB, 150Hz – 6kHz for TH650 or TH660

Original price was: $79.00.Current price is: $75.05.

In Stock
SKU: TU631 Category: Tag:


The TOA TU631 is a highly intelligible 30W speaker horn driver unit suited to public address announcement applications. It is Low-impedance (16 ?) has a Frequency Response of 150 Hz – 6 kHz and IP65 certified weatherproof construction. Its powder-coated finish and stainless steel screws ensure the unit’s weatherproof capability.

Use the driver unit in combination with a suitable horn such as the TH650, or TH660 (flare horns are optional).



  • 150 – 6,000Hz
  • Rated IP65
  • Requires TH-650 or TH-660 Horn Flare
  • Replaces TU-630 horn driver


Applicable Horns TH-650, TH-660
Rated Input 30 W
Rated Impedance 16 Ω
Sensitivity 110 dB (1 W, 1 m) (When operated with JIS C 5504 standard horn.)
Frequency Response 150 Hz – 6 kHz (When operated with JIS C 5504 standard horn.)
Dust/Water Protection IP65 (When a driver is operated with a horn.)
Horn Coupling 1 – 3/8 18 threads (inch screw)
Polarity Hot: Black, Com: White
Operating Temperature -20 %%dC to +60 %%dC (-4 ゜F to +140 ゜F) (no condensation)
Finish Flange: Aluminum, gray, powder coating
Rear cover: ABS resin, gray
Screws: Stainless steel
Speaker cable: Polyvinyl chloride insulated cabtyre cable
(6 mm (0.24″) in diameter, 600 mm (23.62″) in length)
Dimensions %%c139 × 106 (D) mm (φ5.47″ × 4.17″)
Weight 1.4 kg (3.09 lb)
Option Driver unit cover: UC-200A
Matching transformer: TM-30T, TM-60T