Quad-channel Class-D amplifier 4 x 125W 100V En54-16
Security Amplifiers, EN 54-16 The DPAfour250 is a 2U high 19” rack mountable, 4-channel class-D power amplifier, transformer isolated for 100 V, 70 V, 50 V and low-impedance distributed loudspeaker systems. Each amplifier can deliver up to 1000 Watt when used in bridged mode or in separate channels of 125 Watt. This amplifier has a dual voltage mains 110/230 VAC and a 24 VDC battery back-up input which allows it to be used in combination with a battery backup system for maximum availability and durability in an emergency evacuation system. There are 3 types of power amplifiers available in the DPA four range of products.