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← HF94
Rolling Candidates to replace HF94
Small Signal Pentode — B7G
⚠ Safety
Top 10 Picks
12W6GT
adapter
12.6V
✓ Safe
12J7GT
adapter
12.6V
⚠ Low Pa
UF86
adapter
12.6V
⚠ Low Pa
Rolling Candidates (124)
i
Heater:
2.1V
3
3.15V
1
3.6V
0
4V
2
4.5V
1
6.3V
56
8.4V
1
10V
1
12.6V
1
●
13V
0
15V
1
16.5V
1
19V
1
22V
1
25V
2
33V
1
45V
1
show all (17)
Fit:
Drop-in
0
Adapter
1
Status:
✓ Close
3
✓ Safe
71
⚠ Close, low Pa
2
⚠ Low Pa
48
1 shown (target 12.6V only)
▣ Compact
⚙ Thresholds filter
12.6V Heater
(1 candidates)
Tube
Status ↑
Pa
Ah
Fit
12W6GT
✓ Safe
12
W
0.6
adapter
Generated 2026-04-09
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