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← RGN1064
Rolling Candidates to replace RGN1064
Rectifier — DHT — B4
⚠ Safety
Drop-In Replacements
✓
1064
✓
G1064
✓
G4100
✓
GL4/1D
✓
FW75
✓
1805
✓
PV4100
✓
WE51
Top 10 Picks
IW4/350
drop-in
4V
⚠ Close, low Pa
UU5
adapter
4V
✓ Safe
AZ31
adapter
4V
⚠ Close, low Pa
MU12
adapter
4V
⚠ Close, low Pa
Rolling Candidates (64)
i
Heater:
2.5V
4
4V
1
●
5V
13
6.3V
5
7.5V
1
10V
1
12.6V
2
16.8V
1
18.9V
1
22.4V
1
25V
1
show all (11)
Fit:
Drop-in
0
Adapter
1
Status:
✓ Close
13
✓ Safe
18
⚠ Close, low Pa
21
⚠ Low Pa
12
1 shown (target 4V only)
▣ Compact
⚙ Thresholds filter
4V Heater
(1 candidates)
Tube
Status ↑
Pa
Ah
Fit
UU5
✓ Safe
—
2.3
adapter
Generated 2026-04-09
Status legend →
User Guide →
Rolling FAQ →
target +
0
selected
pick 1+ to compare
select 1+ candidate to compare
UU4
adapter
4V
⚠ Close, low Pa
V41
adapter
4V
⚠ Close, low Pa
IW3
adapter
4V
⚠ Close, low Pa
RGN2304
adapter
4V
⚠ Close, low Pa
UU6
adapter
4V
⚠ Low Pa