Threshold S550

US Audio Mart

S550e Threshold Stasis Power Amp, Silver US Audio Mart $3,250 7% Mar 20, 2025
- Mar 22, 2025

US Audio Mart

REDUCED: Threshold Stasis S550e stereo amplifier US Audio Mart $3,500 10% Oct 14, 2024
- Jan 31, 2025

US Audio Mart

READY to SELL; Threshold Stasis S550e stereo amplifier US Audio Mart $3,500 10% Oct 14, 2024
- Mar 22, 2025

US Audio Mart

Threshold S/550e Power Amplifier Stasis US Audio Mart $2,500 33% Feb 10, 2023
- Mar 9, 2023

Subito

Threshold S550e Subito - Apr 18, 2022
- Apr 18, 2022

Audio Graffiti

THRESHOLD > THRESHOLD S550E Audio Graffiti €3,500 Jan 28, 2022
- Jan 29, 2022

US Audio Mart

Threshold S/550e Stasis Power Amplifier Class A/AB Made in USA US Audio Mart $3,400 Jun 7, 2021
- Jun 7, 2021

Audio Graffiti

THRESHOLD > S/550E Audio Graffiti €4,500 Feb 19, 2021
- Jan 24, 2022

Subito

Threshold S/550e STASIS Power Amplifier Subito €4,500 Nov 16, 2020
- Mar 26, 2021

Subito

Threshold s 550 e--parziali p.er.m.u.t.a Subito €2,500 Sep 1, 2020
- Sep 1, 2020

Audio Graffiti

THRESHOLD > S/550E Audio Graffiti €2,800 May 18, 2020
- May 29, 2020

Subito

HI END Threshold s/550e Subito - May 17, 2020
- May 29, 2020

Audio Graffiti

THRESHOLD > S 550/E Audio Graffiti €2,700 Jan 13, 2020
- Feb 12, 2020

US Audio Mart

Threshold S/550e Stasis Amplifier - 250wpc US Audio Mart $4,000 3% Jul 17, 2019
- Dec 12, 2019

Kleinanzeigen

Threshold Prospekte mit S550 und S450 aus den guten Hifi-Tagen Kleinanzeigen €15 May 11, 2019
- Jul 12, 2019

US Audio Mart

WANTED: Threshold S350e, S550e, SA4e, T-400, or T-800/D US Audio Mart - May 30, 2018
- May 30, 2018

Audiogon

Threshold S-550e Audiogon $2,950 5% Apr 17, 2018
- Apr 25, 2018

US Audio Mart

Threshold S/550e Stasis Power Amplifier Class A/AB - Excellent US Audio Mart $3,250 Oct 24, 2016
- Oct 25, 2016

High Performance Stereo

Threshold S550e optical bias sold High Performance Stereo $2,490 Oct 4, 2016
- Oct 8, 2016

High Performance Stereo

Threshold S550 optical bias High Performance Stereo $2,490 Sep 21, 2016
- Oct 3, 2016

High Performance Stereo

Threshold S550 optical bias High Performance Stereo $2,490 17% Mar 25, 2016
- Sep 21, 2016

VideoHifi

(CT) Vendo Threshold s550e VideoHifi - Oct 8, 2015
- Oct 28, 2016

High Performance Stereo

Threshold S550 optical bias High Performance Stereo $2,490 17% May 10, 2015
- Sep 21, 2016

Audiogon

Threshold S/550e Audiogon $2,800 Feb 23, 2014
- Mar 2, 2014

Craigslist US

threshold S550/e audiophile amplifier Craigslist US $2,700 Dec 27, 2013
- Feb 11, 2014