The TOA SC-651 is a 50W, 16 ohm aluminium horn speaker for low impedance amplifiers, rated IP65 with stainless steel screws. It is a larger horn for long-throw voice announcements over wide outdoor areas. Typical uses are sports grounds, ports, quarries, industrial sites and vehicle-mounted PA.
50W
16 ohm
109 dB
Sensitivity
IP65
Weatherproof
3.4 kg
Weight
Low impedance onlyThis is a 16 ohm speaker with no line transformer. On a 100V line system it needs a separate matching transformer.
Features
50W rated input, 16 ohm low impedance
109 dB (1W, 1m)
250 Hz to 6 kHz frequency response
Sealed aluminium enclosure with powder-coated finish
Stainless steel bracket and screws
IP65
Rated for -20 to +55°C
Rated 30W for vehicle mounting
Specifications
| Rated input | 50W (30W mobile use) |
| Impedance | 16 Ω |
| Sensitivity | 109 dB (1W, 1m) |
| Frequency response | 250 Hz to 6 kHz |
| Protection | IP65 |
| Operating temperature | -20 to +55°C, non-condensing |
| Polarity | Hot black, common white |
| Dimensions (W x H x D) | 430 x 297.5 x 327 mm |
| Weight | 3.4 kg |





