Tube cross-reference
35FN5 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 35FN5 power - tv horizontal output (sweep). Compare core specifications and verify every restriction before using a replacement.
Exact variations of 35FN5
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.
PL300 Power - TV Horizontal Output (sweep)
- Base
- Not recorded
- Socket
- Not recorded
- Base pins
- Not recorded
- Sections
- 1
- Heater voltage
- 35 V
- Heater current
- 0.3 A
Where 35FN5 can be used as the replacement
In these recorded relationships, 35FN5 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 35FN5.
Power - TV Horizontal Output (sweep)
The database records 35FN5 as a possible replacement forPL300.
No special restrictions are recorded for this substitution.
| Specification | 35FN5 replacement | Original tube |
|---|---|---|
| Tube type | Power - TV Horizontal Output (sweep) | Power - TV Horizontal Output (sweep) |
| Construction | Pentode | Pentode |
| Base | Not recorded | Not recorded |
| Socket | B7G | Not recorded |
| Base pins | 7 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 35 V | 35 V |
| Heater current | 0.3 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 35FN5 specifications →