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← 12X4
12X4 — Candidate to replace following?
Rectifier — B7G
⚠ Safety
Top 10 Picks
Your Tube
Base:
B7G
Heater:
12.6V / 0.3A
Type:
rectifier
Pinout (B7G)
a2
nc
h
h
nc
a1
k
Candidates to replace (2)
Fit:
Drop-in
2
Adapter
0
Status:
✓ Close
2
2 shown
▣ Compact
⚙ Thresholds filter
6.3V Heater
(2 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
6202
✓ Close
—
0.6
drop-in
6X4
✓ Close
—
0.6
drop-in
Generated 2026-04-09
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target +
0
selected
pick 1+ to compare
select 1+ candidate to compare