Tube cross-reference
10F18 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 10F18 voltage pentode - remote cutoff (single). Compare core specifications and verify every restriction before using a replacement.
Where 10F18 can be used as the replacement
In these recorded relationships, 10F18 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 10F18.
Voltage Pentode - High Frequency (single)
The database records 10F18 as a possible replacement for12BX6.
- Parallel heater circuits only
| Specification | 10F18 replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Remote Cutoff (single) | Voltage Pentode - High Frequency (single) |
| Construction | Pentode | Pentode |
| Base | Not recorded | Not recorded |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 13 V | 12.6 V |
| Heater current | 0.1 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 10F18 specifications →