300b pair

Audio Antiquary

SOVTEK 300B PAIR Audio Antiquary €600 Feb 20, 2024

Head-fi

Western Electric 300B matched pair WE300B Head-fi €1,100 0% Dec 7, 2025

US Audio Mart

LINLAI 300b-z pair of 300b vacuum tubes US Audio Mart $200 Dec 27, 2025

Head-fi

Western Electric 300B Matched Pair Head-fi $790 Sep 12, 2025

US Audio Mart

Psvane Acme 300B matched pair US Audio Mart $430 Dec 21, 2025

US Audio Mart

EAT 300B Matched Pair Lower Price US Audio Mart $1,200 Oct 30, 2025

US Audio Mart

Sophia Electric Princess 300b Mint pair US Audio Mart $450 Aug 21, 2025

US Audio Mart

Shuguang Western electric 300b replica pair - free ship US Audio Mart $380 Jul 29, 2025

Canuck Audio Mart

Sophia Electric Princess B/N 300B matching pair Canuck Audio Mart CA$550 17% Nov 7, 2025

Marktplaats

TAKATSUKI 300B matched pair tube set (uit voorraad leverbaar Marktplaats €2,299 Jan 9, 2025

Aussie Audio Mart

Shuguang WE300B matched Pair. Free Postage within Au Aussie Audio Mart A$500 17% Sep 25, 2025

A Tube High Fidelity

TAKATSUKI 300B matched pair tube set (uit voorraad leverbaar) A Tube High Fidelity €2,299 Mar 8, 2025

HiFiClassic.ee

KR VV32B Vaic ValveTriodes (300B) / Matched Pair HiFiClassic.ee €800 Aug 29, 2023

Audio Antiquary

ESTI 300B 4300B PAIR Audio Antiquary €590 Jun 5, 2024

US Audio Mart

EAT 300B tubes. Matched Pair US Audio Mart $1,300 Sep 6, 2025

HIFI bazar.sk

ELECTRO-HARMONIX 300B Gold Grid Pair HIFI bazar.sk €200 Jun 26, 2025

US Audio Mart

Western Electric 300B matched pair (2) | USA Production 1988 | Tests 100% & 103% as New! US Audio Mart $1,800 28% Nov 3, 2025

Marktplaats

PSVANE TREASURE 300B-Z matched pair (nieuw) Marktplaats €311 Oct 8, 2025

Review33

出售: ELROG ER300B-MO 1pair Review33 - Dec 25, 2025

Review33

出售: ELROG ER300B-MO 1pair Review33 - Nov 27, 2025

US Audio Mart

Shuguang 300B 2005 vintage Pair - Amplitrex Tested US Audio Mart $100 Dec 22, 2025

US Audio Mart

NOS NIB Sovtek (New Sensor) 300B Matched Pair (1998!!! Literature and purchase invoice included.) US Audio Mart $600 Oct 26, 2025

OhmAudio

Western Electric WE300B Buizen, Matched Pair, Nieuw in Doos OhmAudio €1,795 Nov 9, 2024

US Audio Mart

Western Electric WE 300B 1964 Matched pair with original box US Audio Mart $8,350 Nov 24, 2025

US Audio Mart

Western Electric WE 300B 1961 Matched pair with original box US Audio Mart $8,500 Nov 24, 2025

US Audio Mart

Western Electric WE 300B 1946 Matched pair with original box US Audio Mart $12,500 Nov 24, 2025

US Audio Mart

Matched pair JJ 300B US Audio Mart $330 6% Jan 27, 2025

Audiogon

PSVANE ACME 300B Vacuum Tube Matched Pair Audiogon $559 26% Oct 22, 2025

Audiogon

PSVANE Summit 300B Vacuum Tube Matched Pair Audiogon $759 Oct 22, 2025

US Audio Mart

Pair 300B Western Electric tube new in box US Audio Mart $480 39% May 11, 2025

Audiogon

Psvane 300B-T MKII matched pair premium audiophile grade tubes Audiogon $449 15% Feb 8, 2023

Audiogon

PSVANE Horizon 300B-AT Vacuum Tube Matched Pair Audiogon $183 20% Oct 22, 2025

US Audio Mart

Pair - Electro Harmonix 300B (free ship) US Audio Mart $200 Jul 29, 2025

Reverb

Sun Audio SV-300B MKI Monoblock Tube Amplifiers (Pair) $3,500 Nov 20, 2025

Record Mart HIFI

Cardas 300B Micro RCA Interconnects 1 Meter Pair Record Mart HIFI $125 17% Sep 13, 2024

US Audio Mart

Engineer's 300B Single-Ended Monoblock Amplifier Pair - $300 Price Cut US Audio Mart $3,900 7% Nov 6, 2025

Reverb

300B SE Output Transformer 25W Pair -Thermionic Lab $618 24% Apr 20, 2023

Canuck Audio Mart

Best Matched pair Psvane WE300B Plus 1:1 Western Electric Replica Tubes Canuck Audio Mart CA$800 Nov 12, 2025