Tube cross-reference
6SJ7WGT alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6SJ7WGT voltage pentode. Compare core specifications and verify every restriction before using a replacement.
Where 6SJ7WGT can be used as the replacement
In these recorded relationships, 6SJ7WGT is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6SJ7WGT.
Voltage Pentode - Sharp Cutoff (single)
The database records 6SJ7WGT as a possible replacement for6SJ7.
No special restrictions are recorded for this substitution.
| Specification | 6SJ7WGT replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 9L | RETMA 8N |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.3 A | 0.3 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 6SJ7WGT specifications →