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5Y3 tubes

Displaying products 1 - 6 of 6 results
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, 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.
RCA 5Y3GT - black plates
RCA 5Y3GT - black plates
Price: $29.00
RCA 5Y3GT - black plates
This RCA 5Y3GT full-wave rectifier tube has smooth black plates and a bottom getter. The silver or red print on the glass has the RCA logo. Tube tests as new.
Sylvania JAN 5Y3WGTA - black plates
Sylvania JAN 5Y3WGTA - black plates
Price: $39.00
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.
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.
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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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