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← EL156
Rolling Candidates to replace EL156
Power Pentode — Magnoval
⚠ Safety
Drop-In Replacements
✓
EL156A
Top 10 Picks
KT150
adapter
6.3V
✓ Safe
KT120
adapter
6.3V
✓ Safe
KT90
adapter
6.3V
✓ Safe
KT170
adapter
6.3V
✓ Safe
350B
adapter
6.3V
⚠ Close, low Pa
EL55
adapter
6.3V
⚠ Close, low Pa
EL34
adapter
6.3V
⚠ Close, low Pa
6GT5
adapter
6.3V
⚠ Close, low Pa
6550
adapter
6.3V
⚠ Low Pa
7027A
adapter
6.3V
⚠ Low Pa
Rolling Candidates (74)
i
Heater:
6.3V
4
●
8.4V
0
12.6V
0
15V
0
18.9V
0
21V
0
25V
0
26.5V
0
30V
0
33V
0
45V
0
show all (11)
Fit:
Drop-in
0
Adapter
4
Status:
✓ Safe
4
⚠ Close, low Pa
4
⚠ Low Pa
66
4 shown (target 6.3V only)
▣ Compact
⚙ Thresholds filter
6.3V Heater
(4 candidates)
Tube
Status ↑
Pa
Ah
Fit
KT170
✓ Safe
85
W
1.85
adapter
KT150
✓ Safe
70
W
1.75
adapter
KT120
✓ Safe
60
W
1.8
adapter
KT90
✓ Safe
50
W
1.6
adapter
Generated 2026-04-09
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