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← 6SU7
6SU7 — Candidate to replace following?
Small Signal Triode — Octal
⚠ Safety
Jump to:
Equivalents
Your Tube
Top 10
Targets
Equivalents — Same Tube, Different Names
✓
6SU7GT
✓
6SU7GTX
✓
6SU7GTY
✓
6SL7GT
✓
6SL7GTY
✓
6113
✓
VT-229
✓
CV1985
✓
6N9S
✓
6N9C
✓
6N9M
✓
6188
✓
6SL7WA
✓
6SL7
Top 10 Picks
ECC35
drop-in
6.3V
⚠ Close, low Pa
6SN7
drop-in
6.3V
⚠ Low Pa
ECC32
drop-in
6.3V
⚠ Low Pa
ECC33
drop-in
6.3V
⚠ Low Pa
Your Tube
Base:
Octal
Heater:
6.3V / 0.3A
Type:
small signal triode
mu:
70
gm:
1.6
mA/V
ra:
44,000
Ω
Ia:
2.3
mA
Pa:
1
W
Cgp:
3.5
pF
Pinout (Octal)
g1_2
a2
k2
g1_1
a1
k1
Candidates to replace (8)
Heater:
6.3V
0
●
12.6V
0
25V
0
show all (3)
Fit:
Drop-in
0
Adapter
0
Status:
⚠ Close, low Pa
1
⚠ Low Pa
7
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
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selected
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