Tube cross-reference
6218 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6218 specialized - uncategorized. Compare core specifications and verify every restriction before using a replacement.
Exact variations of 6218
These designations belong to the same electrical variation group. Their names may differ because of international standards, manufacturing tolerances, or materials, but they are recorded as electrically equivalent—not merely substitutes.
E80T Voltage Pentode
- Base
- NOVAL
- Socket
- B9A
- Base pins
- 9
- Sections
- 1
- Heater voltage
- 6.3 V
- Heater current
- 0.15 A
Replacement tubes for 6218
The following tubes are recorded as possible replacements for 6218. This direction does not establish that 6218 can replace them.
Voltage Pentode
The database records E80T as a possible replacement for6218.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Specialized - Uncategorized | Voltage Pentode |
| Construction | Other | Pentode |
| Base | Not recorded | NOVAL |
| Socket | B9A | B9A |
| Base pins | Not recorded | 9 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 A |
Where 6218 can be used as the replacement
In these recorded relationships, 6218 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6218.
Voltage Pentode
The database records 6218 as a possible replacement forE80T.
No special restrictions are recorded for this substitution.
| Specification | 6218 replacement | Original tube |
|---|---|---|
| Tube type | Specialized - Uncategorized | Voltage Pentode |
| Construction | Other | Pentode |
| Base | Not recorded | NOVAL |
| Socket | B9A | B9A |
| Base pins | Not recorded | 9 |
| Sections | 1 | 1 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.15 A | 0.15 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 6218 specifications →