Browse Categories

5Y3 tubes

Displaying products 1 - 19 of 19 results
Cunningham 5Y3GT - black plates
Cunningham 5Y3GT - black plates
Price: $44.00
Cunningham 5Y3GT - black plates
This rare 1950 Cunningham 5Y3GT rectifier tube has smooth black plates and bottom D getters. The silver print on the glass has the Cunningham logo. Tube tests as new.
GE 5Y3GT - brown base, matched pair
GE 5Y3GT - brown base, matched pair
Price: $64.00
GE 5Y3GT - brown base, matched pair
The 1970s GE 5Y3GT rectifier tubes in this precisely matched pair have gray plates, halo getters, and brown bases. The white print on the glass has the GE logo. Both tubes test as new.
GE 5Y3GT - gray plates
GE 5Y3GT - gray plates, brown base
Price: $26.00
GE 5Y3GT - gray plates, brown base
This 1970s GE 5Y3GT rectifier tube has ribbed gray plates, a halo getter, and a brown base. The white print on the glass has the GE logo. Tube tests as new.
GE 5Y3GT - Motorola label
GE 5Y3GT - Motorola label
Price: $22.00
GE 5Y3GT - Motorola label
This 1976 GE 5Y3GT rectifier tube has gray plates and a halo getter. The red print on the glass has the Motorola logo. Tube tests as new.
GE 5Y3GT - Motorola label, matched pair
GE 5Y3GT - Motorola label, matched pair
Price: $54.00
GE 5Y3GT - Motorola label, matched pair
The 1976 GE 5Y3GT rectifier tubes in this precisely matched pair have gray plates and halo getters. The red print on the glass has the Motorola logo. Both tubes test as new.
Philco 5Y3G - ST bottle
Philco 5Y3G - ST bottle
Price: $47.00
Philco 5Y3G - ST bottle
This 1954 Philco 5Y3G rectifier tube has an ST bottle, black plates, and a bottom getter. The black base has yellow print with the Philco 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.
RCA 5Y3GT - black plates
RCA 5Y3GT - black plates
Price: $29.00
RCA 5Y3GT - black plates
This 1970s RCA 5Y3GT full-wave rectifier tube has smooth black plates and a bottom D getter. The red print on the glass has the RCA logo. Tube tests as new.
RCA 5Y3GT - black plates, matched pair
RCA 5Y3GT - black plates, matched pair
Price: $64.00
RCA 5Y3GT - black plates, matched pair
The 1970s RCA 5Y3GT full-wave rectifier tubes in this precisely matched pair have black plates and bottom D getters. The red print on the glass has the RCA logo. Both tubes test as new and are precisely matched.
Sylvania JAN 5Y3G - ST bottle
Sylvania JAN 5Y3G - ST bottle
Price: $47.00
Sylvania JAN 5Y3G - ST bottle
This 1950s Sylvania 5Y3G rectifier tube has an ST bottle, black plates, and a bottom getter. The white print on the base reads "Sylvania JAN 5Y3G." Tube tests as new.
Sylvania JAN 5Y3WGTA - black plates
Sylvania JAN 5Y3WGTA - black plates
Price: $22.00
Sylvania JAN 5Y3WGTA - black plates
This 1970s military spec Sylvania 5Y3WGTA rectifier tube has ribbed black plates and a halo getter. The green print on the base reads "JAN 5Y3WGT." Tube tests as new.
Sylvania JAN 5Y3WGTA - matched pair
Sylvania JAN 5Y3WGTA - matched pair
Price: $54.00
Sylvania JAN 5Y3WGTA - matched pair
The 1970s Sylvania 5Y3GT rectifier tubes in this precisely matched pair have black plates and halo getters. The green print on the bases reads "JAN 5Y3WGTA." Both tubes test as new.
Tung-Sol 5Y3GT - black plates
Tung-Sol 5Y3GT - black plates
Price: $44.00
Tung-Sol 5Y3GT - black plates
This 1956 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 with balanced diode sections.
Westinghouse 5Y3G - ST bottle
Westinghouse 5Y3G - ST bottle
Price: $47.00
Westinghouse 5Y3G - ST bottle
This 1954 Westinghouse 5Y3G rectifier tube has an ST bottle, black plates, and a bottom getter. The yellow print on the base has the Westinghouse 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.
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: $14.00
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: $37.00
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
Search
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.

Shopping Cart
Your cart is empty.