Tube cross-reference
UY82 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the UY82 rectifier - half wave. Compare core specifications and verify every restriction before using a replacement.
Exact variations of UY82
These designations belong to the same electrical variation group. Their names may differ because of international standards, manufacturing tolerances, or materials, but they are recorded as electrically equivalent—not merely substitutes.
55N3 Rectifier - Half Wave
- Base
- Not recorded
- Socket
- B9A
- Base pins
- Not recorded
- Sections
- 1
- Heater voltage
- 55 V
- Heater current
- 0.1 A
Replacement tubes for UY82
The following tubes are recorded as possible replacements for UY82. This direction does not establish that UY82 can replace them.
Rectifier - Half Wave
The database records 55N3 as a possible replacement forUY82.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | Not recorded | Not recorded |
| Socket | B9A | B9A |
| Base pins | Not recorded | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 55 V | 55 V |
| Heater current | 0.1 A | 0.1 A |
Where UY82 can be used as the replacement
In these recorded relationships, UY82 is the replacement tube. The listed original tubes are not automatically suitable as replacements for UY82.
Rectifier - Half Wave
The database records UY82 as a possible replacement for55N3.
No special restrictions are recorded for this substitution.
| Specification | UY82 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | Not recorded | Not recorded |
| Socket | B9A | B9A |
| Base pins | Not recorded | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 55 V | 55 V |
| Heater current | 0.1 A | 0.1 A |
Verify before substituting
Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.
View the complete UY82 specifications →