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← EL50
EL50 — Candidate to replace following?
Power Pentode — B8A
⚠ Safety
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Equivalents
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Top 10 Picks
EL6
drop-in
6.3V
✓ Safe
EL51
drop-in
6.3V
⚠ Low Pa
Your Tube
Base:
B8A
Heater:
6.3V / 1.35A
Type:
power pentode
gm:
8.5
mA/V
ra:
22,000
Ω
Ia:
48
mA
Pa:
18
W
Vs:
275
V
Pinout (B8A)
nc
h
h
k
g3
g1
g2
Candidates to replace (2)
Fit:
Drop-in
1
Adapter
0
Status:
✓ Safe
1
⚠ Low Pa
1
1 shown
▣ Compact
⚙ Thresholds filter
6.3V Heater
(1 candidates)
Tube
Status ↑
Pa
Ah
Fit
EL6
✓ Safe
18
W
1.2
drop-in
Generated 2026-04-09
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User Guide →
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0
selected
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select 1+ candidate to compare
nc
a