Tube cross-reference
6AC7W alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6AC7W voltage pentode - sharp cutoff (single). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 6AC7W
The following tubes are recorded as possible replacements for 6AC7W. This direction does not establish that 6AC7W can replace them.
Voltage Pentode - Sharp Cutoff (single)
The database records 6134 as a possible replacement for6AC7W.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Pentode - Sharp Cutoff (single) | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 8N | 8N |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.45 A | 0.45 A |
Where 6AC7W can be used as the replacement
In these recorded relationships, 6AC7W is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6AC7W.
Voltage Pentode - Sharp Cutoff (single)
The database records 6AC7W as a possible replacement for6134.
No special restrictions are recorded for this substitution.
| Specification | 6AC7W replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Sharp Cutoff (single) | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 8N | 8N |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.45 A | 0.45 A |
Voltage Pentode - Sharp Cutoff (single)
The database records 6AC7W as a possible replacement for6AC7.
No special restrictions are recorded for this substitution.
| Specification | 6AC7W replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Sharp Cutoff (single) | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 8N | 8N |
| Socket | IO | IO |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.45 A | 0.45 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 6AC7W specifications →