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Purifi Audio 1ET400A

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Single-channel ultra-high performance analog-input Class D amplifier module capable of over 400W power. Features Eigentakt technology with THD and IMD below 0.00017% at all frequencies and power levels. Compact size and high reliability make it suitable for broad range of applications. Frequency response within ±0.01dB under all load conditions.

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AVS Forum

For Sale 2 Channel Buckeye Amps Purifi Eigentakt 1ET400A Stereo Class-D Amplifier AVS Forum $900 Feb 14, 2026

willhaben.at

Apollon Purifi 1ET400A Monoblöcke (Paar) Endverstärker willhaben.at €1,400 Feb 11, 2026

US Audio Mart

VTV Purifi amplifier, 425 / 225 watts/channel, Purifi 1ET400A modules, upgraded power supply, regula US Audio Mart $1,200 Feb 8, 2026

US Audio Mart

2) Purifi 1ET400A amplifier boards US Audio Mart $625 7% Jan 12, 2026

Aussie Audio Mart

purifi eval 1 1et400a HiFi Power amp 200+Watts at 8 ohms. 400+ Watts at 4 Ohms Aussie Audio Mart A$1,400 13% Jun 18, 2025

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