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← AL5
Rolling Candidates to replace AL5
Power Pentode — P8A
⚠ Safety
Drop-In Replacements
✓
WE42
✓
A70E
✓
TAL5
✓
VAL5
✓
4A27
Top 10 Picks
AL5/375
drop-in
4V
✓ Close
AL3
drop-in
4V
⚠ Low Pa
AL4
adapter
4V
⚠ Low Pa
Rolling Candidates (117)
i
Heater:
2.1V
0
4V
1
●
6.3V
45
8.4V
0
12.6V
1
15V
0
16.5V
0
18.9V
1
19V
2
21V
2
22V
0
25V
0
26.5V
1
30V
1
33V
0
35V
0
45V
0
show all (17)
Fit:
Drop-in
1
Adapter
0
Status:
✓ Close
8
✓ Safe
46
⚠ Close, low Pa
1
⚠ Low Pa
62
1 shown (target 4V only)
▣ Compact
⚙ Thresholds filter
4V Heater
(1 candidates)
Tube
Status ↑
Pa
Ah
Fit
AL5/375
✓ Close
18
W
2
drop-in
Generated 2026-04-09
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