Citronic: 172.144UK, D-series Quad Power Amplifier, 4 x 350W, 1U Rack-Mountable, Lightweight, Class-D, Energy-Efficient Default:- 3af) or 12 VDC /

3af) or 12 VDC / 24 VAC

Perfect for both residential and commercial applications where robust security is required

Each set is connectable and can be extended up to 5 sets from just one plug

Pet‑immune to ~24 kg (per datasheet)

Perfect for both professional and DIY installations

Citronic: 172.144UK, D-series Quad Power Amplifier, 4 x 350W, 1U Rack-Mountable, Lightweight, Class-D, Energy-Efficient Default:- 3af) or 12 VDC /D series Quad Power Amplifiers Quad digital power amplifier in a lightweight 1U rack mountable format. An energy efficient switch mode power section and class D amplification circuit delivers accurate power on demand to four independent speaker outputs. Proprietary cool guide technology provides stable temperature management for dependable operation. Switchable bridge or parallel mono modes Switchable high and low pass filters Configurable as a quad,