Tube cross-reference
6463 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 6463 voltage - dual triode (similar). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 6463
The following tubes are recorded as possible replacements for 6463. This direction does not establish that 6463 can replace them.
Voltage - Triode (under 100V)
The database records ECC86 as a possible replacement for6463.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage - Dual Triode (similar) | Voltage - Triode (under 100V) |
| Construction | Triode-Triode | Triode-Triode |
| Base | 9CZ | 9DE |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 2 | 2 |
| Heater voltage | 6.3 V | 6.3 V |
| Heater current | 0.6 A | 0.33 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 6463 specifications →