Tube cross-reference
6S7G alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6S7G voltage - pentode remote cutoff (single). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 6S7G
The following tubes are recorded as possible replacements for 6S7G. This direction does not establish that 6S7G can replace them.
Voltage - Pentode Remote Cutoff (single)
The database records 6K7 as a possible replacement for6S7G.
- Parallel heater circuits only
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | 7R |
| Socket | IO | IO |
| Base pins | 7 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.3 A |
Voltage - Pentode Remote Cutoff (single)
The database records 6K7G as a possible replacement for6S7G.
- Parallel heater circuits only
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | 7R |
| Socket | IO | IO |
| Base pins | 7 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.3 A |
Voltage - Pentode Remote Cutoff (single)
The database records 6K7GT as a possible replacement for6S7G.
- Parallel heater circuits only
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | 7R |
| Socket | IO | IO |
| Base pins | 7 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.3 A |
Voltage - Pentode Remote Cutoff (single)
The database records 6S7 as a possible replacement for6S7G.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | Not recorded |
| Socket | IO | IO |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 A |
Where 6S7G can be used as the replacement
In these recorded relationships, 6S7G is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6S7G.
Voltage - Pentode Remote Cutoff (single)
The database records 6S7G as a possible replacement for6S7.
No special restrictions are recorded for this substitution.
| Specification | 6S7G replacement | Original tube |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | Not recorded |
| Socket | IO | IO |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 A |
Voltage - Pentode Remote Cutoff (single)
The database records 6S7G as a possible replacement for6U7G.
- Parallel heater circuits only
| Specification | 6S7G replacement | Original tube |
|---|---|---|
| Tube type | Voltage - Pentode Remote Cutoff (single) | Voltage - Pentode Remote Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7 | 7R |
| Socket | IO | Not recorded |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 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 6S7G specifications →