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5R4 / 5V4 / 5Z4 tubes

Displaying products 1 - 19 of 19 results
Bendix 5R4WGB - ceramic base potato masher
Bendix 5R4WGB - ceramic base "potato masher"
Price: $74.00
Bendix 5R4WGB - ceramic base "potato masher"
This 1962 military spec Bendix 5R4WGB tube has black plates, dual side getters, and rugged ceramic base. The red print on the glass has the Bendix logo and reads "JAN-CEA-5R4WGB Made in USA." Tube tests as new.
Chatham 5R4WGA - ceramic base
Chatham 5R4WGA - ceramic base "potato masher"
Price: $49.00
Chatham 5R4WGA - ceramic base "potato masher"
This military spec Chatham 5R4WGA rectifier tube has black plates, bottom getters, and a rugged ceramic base. The print on the base or glass has the Chatham logo and reads "JAN-CAHG-5R4WGA Made in USA" (partial). Tube tests as new.
GE 5R4GB - black plates
GE 5R4GB - black plates
Price: $32.00
GE 5R4GB - black plates
This 1960s GE 5R4GB rectifier tube has black plates and side D getters. The white print on the glass has the GE logo. Tube tests as new.
GE 5R4GB - matched pair
GE 5R4GB - matched pair
Price: $69.00
GE 5R4GB - matched pair
The 1960s GE 5R4GB rectifier tubes in this precisely matched pair have black plates and side D getters. The white print on the glass has the GE logo and matching date codes (LK). Both tubes test as new.
Raytheon 5R4WGB - ceramic base
Raytheon 5R4WGA - ceramic base "potato masher"
Price: $54.00
Raytheon 5R4WGA - ceramic base "potato masher"
This 1960s military spec Raytheon 5R4WGB rectifier tube has black plates, dual bottom getters, and a rugged ceramic base. The black print on the base has the Raytheon logo (partial) and reads "Made in USA." Tube tests as new.
RCA 5R4 / 5R4GY - ST bottle, brown base
RCA 5R4GY - brown base
Price: $44.00
RCA 5R4GY - brown base
This late 1950s RCA 5R4GY rectifier tube has an ST bottle, smooth black plates, and a bottom D getter. Its brown base has the RCA logo in black print. Tube tests as new with balanced diode sections.
RCA 5R4GYB
RCA 5R4GYB
Price: $29.00
RCA 5R4GYB
This 1960s RCA 5R4GYB rectifier tube has smooth black plates and a side getter. The red print on the brown base has the RCA logo. Tube tests as new with balanced diode sections.
RCA 5Y4GA - black plates
RCA 5Y4GA - black plates
Price: $9.00
RCA 5Y4GA - black plates
This RCA 5Y4GA rectifier tube has ribbed black plate, and a top getter. Tube tests as new and ships in its original box.
Sylvania 5R4GYB - smooth black plates
Sylvania 5R4GYB - smooth black plates
Price: $29.00
Sylvania 5R4GYB - smooth black plates
This 1960s Sylvania 5R4GYB rectifier tube has a tall bottle, smooth black plates, and a side O getter. The yellow label on the base has the Sylvania logo. Tube tests as new with balanced sections. It ships in its original box. Tube tests as new.
GE 5V4G - ST bottle, black plates
GE 5V4G - ST bottle
Price: $37.00
GE 5V4G - ST bottle
This 1950s GE 5V4G rectifier tube has an ST bottle, black plates, and a bottom D getter. The silver print on the base has the GE logo. The bottle may be tilted (common for this tube type). Tube tests as new.
GE 5V4GA
GE 5V4GA
Price: $29.00
GE 5V4GA
This 1960s GE 5V4GA rectifier tube has gray plates and a side getter. The white print on the glass or base has the GE logo. Tube tests as new.
RCA 5V4G - ST bottle
RCA 5V4G - ST bottle
Price: $44.00
RCA 5V4G - ST bottle
This 1957 RCA 5V4G rectifier tube has an ST bottle, black plates, and a bottom D getter. The silver print on the base has the RCA logo. Tube tests as new and ships in its original box.
RCA 5V4GA - gray plates, matched pair
RCA 5V4GA - gray plates, matched pair
Price: $87.00
RCA 5V4GA - gray plates, matched pair
The 1971 RCA 5V4GA rectifier tubes in this precision matched pair have gray plates and bottom O getters. The red print on the bases has the RCA logo with matching date codes (DG = 1971). Both tubes test as new.
Sylvania 5V4G - ST bottle
Sylvania 5V4G - ST bottle
Price: $39.00
Sylvania 5V4G - ST bottle
This 1950s Sylvania 5V4G rectifier tube has black plates and a bottom getter. The green print on the base has the Sylvania lightning logo. Tube tests as new.
Sylvania 5V4GA
Sylvania 5V4GA
Price: $29.00
Sylvania 5V4GA
This 1960s Sylvania 5V4GA rectifier tube has black plates and a top D getter. The yellow or green print on the base has the Sylvania logo. Tube tests as new.
Mullard CV2748 / GZ30 / 5Z4
Mullard CV2748 / GZ30 / 5Z4GT
Price: $44.00
Mullard CV2748 / GZ30 / 5Z4GT
This 1960s military spec Mullard CV2748 / GZ30 rectifier is a 5Z4 equivalent. This indirectly-heated rectifier should be considered an upgrade for a 5Y3 tube in most circuits. The Blackburn, UK factory code is etched in the glass. Tube tests as new.
Mullard CV2748 / GZ30 / 5Z4 - matched pair
Mullard CV2748 / GZ30 / 5Z4GT - matched pair
Price: $99.00
Mullard CV2748 / GZ30 / 5Z4GT - matched pair
The 1960s military spec Mullard CV2748 / GZ30 rectifier tubes in this precisely matched pair are 5Z4 equivalents. These indirectly-heated rectifiers should be considered an upgrade for 5Y3 tubes in most circuits. Both tubes test as new.
Russian 5Ц4С / 5U4C / 5Z4GT
Russian 5U4C / 5Z4GT
Price: $14.00
Russian 5U4C / 5Z4GT
This vintage Russian 5U4C / 5Ц4С rectifier is a 5Z4 equivalent. This slow-rise, indirectly-heated rectifier should be considered an upgrade for a 5Y3 tube in most circuits, and will drop slightly less voltage. Tube tests as new.
Russian 5Ц4С / 5U4C / 5Z4GT - matched pair
Russian 5U4C / 5Z4GT - matched pair
Price: $37.00
Russian 5U4C / 5Z4GT - matched pair
The vintage Russian 5U4C / 5Ц4С rectifiers in this precisely matched pair are 5Z4 equivalents. These indirectly-heated rectifiers should be considered an upgrade for 5Y3 tubes in most circuits, and will drop slightly less voltage. Both tubes test a
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.




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