Editor’s choice award 2017
The Absolute Sound
“Phenomenal audio fidelity”
audioholics.com
“It is clear to me that the X350.5 is worth every penny”
Enjoy the Music
“The Pass Labs X350.5 amplifier is an extraordinary achievement for both sound and execution”
Robert S. Youman
“This amplifier indeed receives an emphatic recommendation from me.”
Dagogo.com
“2013 Solid-State Amplifier of the Year”
The Absolute Sound
Editor’s choice award 2013
The Absolute Sound
Editor’s choice award 2012
The Absolute Sound
Editor’s choice award 2011
The Absolute Sound
Editor’s choice award 2010
The Absolute Sound
Editor’s choice award 2009
The Absolute Sound
Class | AB | Input Impedance (SE & BAL Kohms) | 30/20 |
Type | Stereo | Damping Factor | 150 |
Gain (dB) | 26 | Output Noise (uV) | 200 |
Full Pwr @ 26 dB gain (V) | 2.65 | Power Consumption (Watts) | 600 |
Low Frequency Response | 1.5 Hz | Temperature (deg C.) | 53 |
High Frequency Response | 100 KHz | Number of Chassis | 1 |
Power Output/ch (8 ohm) | 350 | Dimension (W x H x D) (In.) | 19 x 11.2 x 22.5 |
Power Output/ch (4 ohm) | 700 | Unit Weight (LBS) | 132 |
Distortion (1 KHz, full power) | 1% |








Class | AB | Input Impedance (SE & BAL Kohms) | 30/20 |
Type | Stereo | Damping Factor | 150 |
Gain (dB) | 26 | Output Noise (uV) | 200 |
Full Pwr @ 26 dB gain (V) | 2.65 | Power Consumption (Watts) | 600 |
Low Frequency Response | 1.5 Hz | Temperature (deg C.) | 53 |
High Frequency Response | 100 KHz | Number of Chassis | 1 |
Power Output/ch (8 ohm) | 350 | Dimension (W x H x D) (In.) | 19 x 11.2 x 22.5 |
Power Output/ch (4 ohm) | 700 | Unit Weight (LBS) | 132 |
Distortion (1 KHz, full power) | 1% |
Editor’s choice award 2017
The Absolute Sound
“Phenomenal audio fidelity”
audioholics.com
“It is clear to me that the X350.5 is worth every penny”
Enjoy the Music
“The Pass Labs X350.5 amplifier is an extraordinary achievement for both sound and execution”
Robert S. Youman
“This amplifier indeed receives an emphatic recommendation from me.”
Dagogo.com
“2013 Solid-State Amplifier of the Year”
The Absolute Sound
Editor’s choice award 2013
The Absolute Sound
Editor’s choice award 2012
The Absolute Sound
Editor’s choice award 2011
The Absolute Sound
Editor’s choice award 2010
The Absolute Sound
Editor’s choice award 2009
The Absolute Sound