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← 6K6
6K6 — Candidate to replace following?
Power Pentode — Octal
⚠ Safety
Jump to:
Equivalents
Your Tube
Top 10
Targets
Equivalents — Same Tube, Different Names
✓
6K6GT
✓
6K6-GT
✓
6K6-G
✓
41
✓
CV1938
✓
CV1940
✓
VT152
✓
VT152A
✓
7B5E
✓
VT52
✓
VT102
Top 10 Picks
6F6
drop-in
6.3V
⚠ Close, low Pa
6F6S
drop-in
6.3V
⚠ Close, low Pa
6CD6G
drop-in
6.3V
⚠ Close, low Pa
5881
drop-in
6.3V
⚠ Low Pa
Your Tube
Base:
Octal
Heater:
6.3V / 0.4A
Type:
power pentode
gm:
2.3
mA/V
ra:
90,000
Ω
Ia:
32
mA
Pa:
8.5
W
Vs:
250
V
Cgp:
0.5
pF
Pinout (Octal)
nc
h
a
g2
g1
nc
Candidates to replace (20)
Heater:
6.3V
0
●
12.6V
0
25V
0
show all (3)
Fit:
Drop-in
0
Adapter
0
Status:
⚠ Close, low Pa
3
⚠ Low Pa
17
0 shown (target 6.3V only)
▣ Compact
⚙ Thresholds filter
No candidates match the selected filters.
Show candidates on other heater voltages (2 additional)
Generated 2026-04-09
Status legend →
User Guide →
target +
0
selected
pick 1+ to compare
select 1+ candidate to compare
6550
drop-in
6.3V
⚠ Low Pa
7581
drop-in
6.3V
⚠ Low Pa
350B
drop-in
6.3V
⚠ Low Pa
6L6GC
drop-in
6.3V
⚠ Low Pa
6M6G
drop-in
6.3V
⚠ Low Pa
6N3C
drop-in
6.3V
⚠ Low Pa
h
k