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← UEL84
UEL84 — Candidate to replace following?
Power Pentode — Noval
⚠ Safety
Top 10 Picks
Your Tube
Base:
Noval
Heater:
33V / 0.1A
Type:
power pentode
gm:
11.3
mA/V
ra:
38,000
Ω
Ia:
48
mA
Pa:
12
W
Vs:
250
V
Cgp:
0.5
pF
Pinout (Noval)
ia
g1
k
h
h
ia
a
ia
g2
Candidates to replace (5)
Heater:
6.3V
3
8.4V
1
15V
1
Fit:
Drop-in
5
Adapter
0
Status:
✓ Close
3
✓ Safe
2
5 shown
▣ Compact
⚙ Thresholds filter
6.3V Heater
(3 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
EL84
✓ Close
12
W
0.76
drop-in
6P43P
✓ Safe
12
W
0.625
drop-in
EL85
✓ Safe
6
W
-50%
0.2
drop-in
8.4V Heater
(1 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
8BQ5
✓ Close
12
W
0.45
drop-in
15V Heater
(1 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
PL84
✓ Close
12
W
0.3
drop-in
Generated 2026-04-09
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