Updated 15 May 2026
| Brand | W Audio |
| Category | Musical Instruments |
| Available at | 1 UK stores |
| 90-day avg | £165.00 |
W Audio
W Audio TPX 400 Power Amplifier
£165.00Fair Price
Cheapest at Gear4music · 1 store
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PRICE HISTORY
Current
£142
Change
-2.1%
Avg
£143
Low
£129
High
£155
Volatility
5.5%
PRODUCT DESCRIPTION
- Designed for live performance venues Power your speakers without worrying about damaging your speakers. The TPX 400 power amp is equipped with a range of built-in protection circuitry. From thermal and short circuit to DC power and overload. Rack-mountable the 1U chassis can be installed within any standard 19 rack unit. Performance venues are often very hot due to heat emitted by equipment and radiated by people. Built-in low noise fans ensure that the amplifier remains cool and allow you to perform all night long. Features Switchable between stereo parallel and bridged mono modes Up to 2 x 200 W continuous output at 4 ohms 2 x 130 W output at 8 ohms Multiple built-in protection circuitry Ground lift switch Convenient LED indicators and controls 1U rack-mountable chassis Specifications Stereo Power Output: 2 x 200 W RMS at 4 Ohms 2 x 130 W RMS at 8 Ohms Bridged Mono Power Output: 400 W RMS at 8 Ohms Frequency Response: 20 Hz - 20 kHz Input Sensitivity: 0.775 V LED Indicators: Power Protect Clip Input Connectors: 2 x XLR 2 x 1/4 Jacks Output Connectors: 2 x SpeakON 2 x Binding Posts (Pairs) Protection Circuits: Thermal Short Circuit Overload DC Fault AC Power Supply Fuse Power Supply: 240 V 50 Hz Dimensions: 44 mm x 484 mm x 345 mm Weight: 7.4 kg