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← 22DE4
22DE4 — Candidate to replace following?
Rectifier — Octal
⚠ Safety
Top 10 Picks
Your Tube
Base:
Octal
Heater:
22.4V / 0.45A
Type:
rectifier
Pa:
6.5
W
Pinout (Octal)
ic
k
a
h
h
Candidates to replace (2)
Heater:
16.8V
1
18.9V
1
Fit:
Drop-in
2
Adapter
0
Status:
✓ Close
1
✓ Safe
1
2 shown
▣ Compact
⚙ Thresholds filter
16.8V Heater
(1 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
17AX4
✓ Safe
5.3
W
-18%
0.45
drop-in
18.9V Heater
(1 candidates)
i
Tube
Status ↑
Pa
Ah
Fit
19AU4
✓ Close
6
W
-8%
0.6
drop-in
Generated 2026-04-09
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