The Xs series monoblock power amplifiers represent the reference-quality, state-of-art amplifiers from Pass Laboratories. Through years of "spare no effort" endeavor, they represent the true pinnacle of music reproduction. The Xs 300 delivers 300 watts, employs separate power supply and amplifier chassis' for lower noise and utilizes higher-power constant-current source. Single-ended bias current not only lowers distortion, but facilitates better control of its harmonic structure, tweaked and optimized through endless listening tests for your musical pleasure.
The Absolute Sound’s 2023 Buyer’s Guide
The Absolute Sound
TAS Editors’ Choice Award – 2022
The Absolute Sound
“the Pass Xs preamp and Pass Xs 300 power amplifier—are efforts to provide that absolute sound without compromise in either quality or price. They are new top-of-the-line components that push the state of art in audio to its limits, and they are priced accordingly”
Xs 300 TAS Editors’ Choice Award – 2021
Editor’s Choice Award 2021
The Absolute Sound
The Absolute Sound’s 2020 Buyers guide
The Absolute Sound
Editor’s choice award 2017
The Absolute Sound
“Solid State Product of the Year”
-Tone Audio- USA
“Best Performance of the Year 2014”
-Audio Art- Taiwan
“Best Products of the year 2013 Award”
-hometheaterhifi.com- USA
“Solid State Product of the Year”
-Tone Audio- USA
“Some might even proclaim them as the very best”
Positive Feedback
“The end result is musically realistic and involving at every level.”
The Absolute Sound
| Class | A |
| Type | Mono |
| Gain (dB) | 26 |
| Inputs | XLR/RCA |
| Power Output /ch (8 ohm) | 300 |
| No Output devices (/ch) | 112 |
| Power Consumption (Watts) | 900 |
| Standby Power Consumption (Watts) | <1 |
| Number of Chassis | 2 |
| Unit Dimension (W x D x H) (In.) | 19 x 27.5 x 11 x 2 |
| Unit Weight (LBS) | 134 / 172 |
| Class | A |
| Type | Mono |
| Gain (dB) | 26 |
| Inputs | XLR/RCA |
| Power Output /ch (8 ohm) | 300 |
| No Output devices (/ch) | 112 |
| Power Consumption (Watts) | 900 |
| Standby Power Consumption (Watts) | <1 |
| Number of Chassis | 2 |
| Unit Dimension (W x D x H) (In.) | 19 x 27.5 x 11 x 2 |
| Unit Weight (LBS) | 134 / 172 |
The Absolute Sound’s 2023 Buyer’s Guide
The Absolute Sound
TAS Editors’ Choice Award – 2022
The Absolute Sound
“the Pass Xs preamp and Pass Xs 300 power amplifier—are efforts to provide that absolute sound without compromise in either quality or price. They are new top-of-the-line components that push the state of art in audio to its limits, and they are priced accordingly”
Xs 300 TAS Editors’ Choice Award – 2021
Editor’s Choice Award 2021
The Absolute Sound
The Absolute Sound’s 2020 Buyers guide
The Absolute Sound
Editor’s choice award 2017
The Absolute Sound
“Solid State Product of the Year”
-Tone Audio- USA
“Best Performance of the Year 2014”
-Audio Art- Taiwan
“Best Products of the year 2013 Award”
-hometheaterhifi.com- USA
“Solid State Product of the Year”
-Tone Audio- USA
“Some might even proclaim them as the very best”
Positive Feedback
“The end result is musically realistic and involving at every level.”
The Absolute Sound