AI-generated product photo — not official manufacturer imagery.
Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Krell FPB-350mc is a high-end solid-state monaural power amplifier using Krell’s Sustained Bias Plateau II technology and Class A operation. It is rated at 350 watts into 8 ohms, 700 watts into 4 ohms, and 1,400 watts into 2 ohms. The amplifier provides balanced circuitry, a balanced XLR input, and a Krell CAST 4-pin bayonet input. Its published specifications include a 20Hz–20kHz frequency response of +0/−0.05dB, 118dB A-weighted signal-to-noise ratio, 26.4dB voltage gain, and power consumption of 37.5W in standby, 175W at idle, and up to 3kW at maximum output. It measures approximately 12.5 inches wide, 10.5 inches high, and 19.1 inches deep, and weighs about 98 pounds.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The Ampzilla 2000 Second Edition's power @ 8ω is 300W against the FPB-350mc's 350W, its signal-to-noise 120 dB against 118 dB, its power @ 4ω 540W against 700W, and its thd 0.050% against 0.030%.
The DMA-400's power @ 4ω is 560W against the FPB-350mc's 700W, its signal-to-noise 98 dB against 118 dB, and its thd 0.015% against 0.030%. Both share power @ 8ω (350W).
The Delta Mono's power @ 8ω is 300W against the FPB-350mc's 350W, its signal-to-noise 117 dB against 118 dB, its power @ 4ω 600W against 700W, and its thd 0.100% against 0.030%.
The 1060's power @ 8ω is 300W against the FPB-350mc's 350W, its power @ 4ω 800W against 700W, its signal-to-noise 127 dB against 118 dB, and its thd 0.001% against 0.030%.
Both turn up in the same documented systems.
FPB 400cx
FPB-750mcx
The specs and the pairings above are open to everyone. Sign up and you get the system builder, the assistant, a compatibility check against the gear you already own, and a watch on this product so a price or pairing change reaches you.
Sign up free