Tube cross-reference
5R4WGB alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 5R4WGB rectifier - full wave. Compare core specifications and verify every restriction before using a replacement.
Where 5R4WGB can be used as the replacement
In these recorded relationships, 5R4WGB is the replacement tube. The listed original tubes are not automatically suitable as replacements for 5R4WGB.
Rectifier - Full Wave
The database records 5R4WGB as a possible replacement for5R4WGA.
No special restrictions are recorded for this substitution.
| Specification | 5R4WGB replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Full Wave | Rectifier - Full Wave |
| Construction | Rectifier-Rectifier | Rectifier-Rectifier |
| Base | Not recorded | Not recorded |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 2 | 2 |
| Heater voltage | 5 V | 5 V |
| Heater current | 2 A | 2 A |
Rectifier - Full Wave
The database records 5R4WGB as a possible replacement for5R4WGY.
No special restrictions are recorded for this substitution.
| Specification | 5R4WGB replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Full Wave | Rectifier - Full Wave |
| Construction | Rectifier-Rectifier | Rectifier-Rectifier |
| Base | Not recorded | 5T |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 2 | 2 |
| Heater voltage | 5 V | 5 V |
| Heater current | 2 A | 2 A |
Verify before substituting
Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.
View the complete 5R4WGB specifications →