Tube cross-reference
6X4W alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6X4W rectifier - full wave. Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 6X4W
The following tubes are recorded as possible replacements for 6X4W. This direction does not establish that 6X4W can replace them.
Rectifier - Full Wave
The database records 6X4WA as a possible replacement for6X4W.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Full Wave | Rectifier - Full Wave |
| Construction | Rectifier-Rectifier | Rectifier-Rectifier |
| Base | 9Q | Not recorded |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 2 | 2 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.6 A | 0.6 A |
Where 6X4W can be used as the replacement
In these recorded relationships, 6X4W is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6X4W.
Rectifier - Full Wave
The database records 6X4W as a possible replacement for6063.
No special restrictions are recorded for this substitution.
| Specification | 6X4W replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Full Wave | Rectifier - Full Wave |
| Construction | Rectifier-Rectifier | Rectifier-Rectifier |
| Base | 9Q | 5BS |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 2 | 2 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.6 A | 0.6 A |
Rectifier - Full Wave
The database records 6X4W as a possible replacement for6X4.
No special restrictions are recorded for this substitution.
| Specification | 6X4W replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Full Wave | Rectifier - Full Wave |
| Construction | Rectifier-Rectifier | Rectifier-Rectifier |
| Base | 9Q | 5S |
| Socket | B7G | B7G |
| Base pins | 7 | 7 |
| Sections | 2 | 2 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.6 A | 0.6 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 6X4W specifications →