Tubes for power amplifiers - second-hand & new

Loewe AD1/400
Tubes for power amplifiers

Private

Austria (4553)

1,250.00 €

Today, 09:42

Sehr schönes stark gemessenes Paar AD1 von Loewe Funke W19s mit 57 und 58mA, gut beginnt bei 32mA, ...

Loewe AD1 400
Tubes for power amplifiers

Private

Austria (4553)

850.00 €

Today, 09:40

Ein sehr schönes sehr stark gemessenes Paar AD1/400 von Loewe Funke W19s gemessen mit 55 und 54mA wobei ...

Various / Other JJ KT88
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

45.00 €

Yesterday, 06:11

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 121 mA ...

Various / Other Svetlana KT88
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

56.00 €

Yesterday, 06:03

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 118 mA ...

Various / Other Svetlana EL34
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

30.00 €

Yesterday, 06:02

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 104 mA ...

Various / Other 4 pieces Marconi Triode PX4 red green logo and Osram balloon Triode PX25
Tubes for power amplifiers

Private

Italy (98168)

Price on request

17.01.2026, 15:23

PX4 and PX25: Considered to be the best triodes ever made in the UK back those days Production for the ...

Request: Joule Electra joule electra
All

Dealer

Germany (12524)

Price on request

16.01.2026, 06:09

Wir suchen von Firma Joule Electra Div Phono, preamp mit und ohne Phono

ELROG ER 211 pair
Tubes for power amplifiers

Private

Litauen (06245)

800.00 €
Original price: 1,700.00 €

15.01.2026, 18:29

Pair of Elrog ER211 tubes in perfect condition. Private sale, so no warranty, no returns

Kondo 300B
Tubes for power amplifiers

Dealer

Germany (32105)

3,000.00 €
Original price: 3,000.00 €

14.01.2026, 06:11

Die Kondo 300B Röhren werden von Takatsuki nach Kondo Wünschen gefertigt. Es kommen Kondos legendäre ...

Takatsuki TA-300B Power Triode Vacuum Tubes NEW 25% OFF (2 sets of 2 available)
Tubes for power amplifiers

Dealer

Netherlands (7711EX)

1,999.00 €
Original price: 2,699.00 €

12.01.2026, 06:23

-Update: one set sold, so only one set left in stock- New with high 25% discount! Two sets of two ...

Psvane Tubes WE300B PSVANE Plus + Version - factory matched Pair
Tubes for power amplifiers

Private

Germany (87452)

750.00 €
Original price: 1,069.00 €

09.01.2026, 11:52

Selektiertes Paar Endröhren 300B von PSVANE in der Spitzenausführung, werksselektiertes Paar. Versand ...

Various / Other KT66 G.E.C. quintet
Tubes for power amplifiers

Private

Italy (00146)

1,100.00 €
Original price: 1,100.00 €

04.01.2026, 10:44

Selling a rare quintet of vintage KT66 G.E.C. manufactured in UK. The tubes are used and I bought ...

Various / Other 1 Paar 211 gematcht, NOS JAN Made In usa GE indication From General electronic
Tubes for power amplifiers

Dealer

Germany (14612)

1,280.00 €

03.01.2026, 09:24

1 PAAR NOS JAN 211 Röhren, gematcht, The 211 tubes are NOS JAN Made In USA GE indication From General ...

Various / Other 4 Endstufen-Röhren Leistungsröhren FU-7 933J
Tubes for power amplifiers

Private

Germany (56357)

50.00 €

31.12.2025, 08:53

4 Endstufen-Röhren Leistungsröhren FU-7 933J, 7 Pin, gebraucht, Top-Zustand, s. Fotos, aus Sammlungsauflösung Abholung ...

Various / Other Tungsol 6550
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

50.00 €

30.12.2025, 06:16

Nice opportunity ! Tungsol 6550. Have been measured with both Amplitrex 1000 and Beck RM1. Measured ...

Request: Stewart Filmscreen StudioTek 100 WallScreen Rahmenleinwand
All

Private

Germany (54298)

max. 2,000.00 €

26.12.2025, 11:41

Ich suche eine Stewart StudioTek 100 WallScreen Rahmenleinwand im 16:9 Format mit mindestens 2,50m Breite ...

47 Laboratory GOLDEN DRAGON 845 - Endröhre ( Ersatzröhre )
Tubes for power amplifiers

Dealer

Germany (76275)

125.00 €

25.12.2025, 16:51

GOLDEN DRAGON 845 - Endröhre ( Ersatzröhre ) - leider nur noch 1 Stück - Bestandauflösung

Request: Bryston Bryston 3B cubed oder 4B cubed
All

Private

Germany (44227)

max. 1,234.00 €

16.12.2025, 18:11

Bitte nur diese Modelle anbieten mit " Date Angabe" Bsp.: 17/34!!

Shun Mook 2 pair Shun Mook Power tube resonators.
Tubes for power amplifiers

Private

Netherlands (6271NT)

429.00 €
Original price: 800.00 €

16.12.2025, 11:27

4 Shun Mook Power tube Resonators for medium size power tubes, like 6L6 or EL34. Have used them for ...

Western Electric WE 300B / WE 300 B *new* *sealed* *original box/papers*
Tubes for power amplifiers

Private

Netherlands (2134WJ)

1,349.00 €
Original price: 1,899.00 €

15.12.2025, 17:17

Straight from the Western Electric factory! 5 years factory warranty. Matching pair, ser. #315826 #315838, ...

McIntosh Coldewey - Ihr McIntosh Referenz Händler im Nordwesten
All

Dealer

Germany (26655)

99.00 €

15.12.2025, 13:02

!!!! NEU im SINNWERK !!!! McIntosh wurde 1949 gegründet und ist dafür bekannt, herausragende Heim-Audiosysteme ...

Western Electric Shuguang Western Electric 300B
Tubes for power amplifiers

Private

Germany (12159)

515.00 €
Original price: 799.00 €

10.12.2025, 22:11

Shuguang Western Electric 300B Neupreis €795 Kenner wissen Bescheid - wahrscheinlich das beste WE300B ...

Various / Other PERSONAL POWER TUBE COLLECTION AT SALE PRICES
Tubes for power amplifiers

Private

Romania (077025)

Price on request

10.12.2025, 21:40

PERSONAL TUBE COLLECTION AT SALE PRICES It's that time of year to make room for new things, ideas, ...

Various / Other PERSONAL RECTIFIERS COLLECTION AT SALE PRICES
Tubes for power amplifiers

Private

Romania (077025)

Price on request

10.12.2025, 21:33

PERSONAL TUBE COLLECTION AT SALE PRICES RECTIFIERS 1. GEC England / Brimar U52 (CV107, 5U4G): One ...

Various / Other GEC KT88
Tubes for power amplifiers

Private

Serbia (11000)

1,800.00 €

08.12.2025, 13:04

Best KT88 tube of all time,NOS price is for set of 4pcs.