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5Y3 tubes

Displaying products 1 - 13 of 13 results
GE 5Y3GT - black plates
GE 5Y3GT - black plates
Price: $24.00
GE 5Y3GT - black plates
This 1951 GE 5Y3GT full-wave rectifier tube has ribbed black plates, a bottom D getter, and a black base. The white white print on the base has the GE logo. Tube tests as new.
5Y3GT GE - ribbed gray plates
GE 5Y3GT - gray plates
Price: $19.00
GE 5Y3GT - gray plates
This 1960-65 GE 5Y3GT rectifier tube has ribbed gray plates, a halo getter, and a full black octal base. The red or white print on the base has the GE logo. Tube tests as new.
National Union 5Y3G - ST bottle
National Union 5Y3G - ST bottle
Price: $47.00
National Union 5Y3G - ST bottle
This 1940s National Union 5Y3G rectifier tube has an ST bottle, black plates, and a bottom getter. The black base has white print with the National Union logo. Tube tests as new.
Raytheon 5Y3G - ST bottle, engraved base
Raytheon 5Y3G - ST bottle, engraved base
Price: $47.00
Raytheon 5Y3G - ST bottle, engraved base
This 1940s Raytheon 5Y3G rectifier tube has the early ST bottle shape, smooth black plates, and a bottom dish getter with dimple. The black base is engraved with the Zenith logo. Tube tests as new.
Raytheon 5Y3GT - black plates
Raytheon 5Y3GT - black plates
Price: $19.00
Raytheon 5Y3GT - black plates
This Raytheon 5Y3GT full-wave rectifier tube has smooth black plates and a bottom D getter. The black octal base has yellow or orange print with the Raytheon logo. Tube tests as new.
5Y3GT RCA - smooth black plates
RCA 5Y3GT - black plates
Price: $29.00
RCA 5Y3GT - black plates
This 1960s RCA 5Y3GT full-wave rectifier tube has smooth black plates and a bottom D getter. The full black octal base has red or silver print. Tube tests as new. Click "more info" for current availability.
RCA 5Y3GT - black plates, matched pair
RCA 5Y3GT - black plates, matched pair
Price: $64.00
RCA 5Y3GT - black plates, matched pair
The 1950s-1960s RCA 5Y3GT full-wave rectifier tubes in this precisely matched pair have black plates and bottom D getters. The black bases have silver or red print with the RCA logo. Both tubes test as new and are precisely matched.
Tung-Sol 5Y3GT - black plates
Tung-Sol 5Y3GT - black plates
Price: $37.00
Tung-Sol 5Y3GT - black plates
This 1960s Tung-Sol 5Y3GT rectifier tube has smooth black plates and a bottom D getter. The white print on the base has the Tung-Sol label. Tube tests as new.
Mullard CV2748 / GZ30 / 5Z4
Mullard CV2748 / GZ30 / 5Z4GT
Price: $59.00
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: $124.00
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.
Raytheon 5Y3WGTB / 6087 - black plates
Raytheon 5Y3WGTB / 6087 - black plates
Price: $44.00
Raytheon 5Y3WGTB / 6087 - black plates
This 1960s military spec Raytheon 6087 / 5Y3WGTB is a ruggedized, indirectly heated 5Y3 tube type. It has black plates, D getter, and a brown base. The yellow print on the glass has the Raytheon logo. Tube tests as new.
Russian 5Ц4С / 5U4C / 5Z4GT
Russian 5U4C / 5Ц4С / 5Z4GT
Price: $24.00
Russian 5U4C / 5Ц4С / 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 / 5Ц4С / 5Z4GT - matched pair
Price: $54.00
Russian 5U4C / 5Ц4С / 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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