Tube cross-reference
19Y3 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 19Y3 rectifier - half wave. Compare core specifications and verify every restriction before using a replacement.
Exact variations of 19Y3
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.
PY82 Rectifier - Half Wave
- Base
- 9C12
- Socket
- B9A
- Base pins
- 9
- Sections
- 1
- Heater voltage
- 19 V
- Heater current
- 0.3 A
Replacement tubes for 19Y3
The following tubes are recorded as possible replacements for 19Y3. This direction does not establish that 19Y3 can replace them.
Rectifier - Half Wave
The database records PY82 as a possible replacement for19Y3.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | 9C12 |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 19 V |
| Heater current | 0.3 A | 0.3 A |
Rectifier - Half Wave
The database records U192 as a possible replacement for19Y3.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | Not recorded |
| Socket | B9A | Not recorded |
| Base pins | 9 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 19 V |
| Heater current | 0.3 A | 0.3 A |
Rectifier - Half Wave
The database records U319 as a possible replacement for19Y3.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | Not recorded |
| Socket | B9A | Not recorded |
| Base pins | 9 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 20 V |
| Heater current | 0.3 A | 0.3 A |
Rectifier - Damper Diode
The database records 19X3 as a possible replacement for19Y3.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Damper Diode |
| Construction | Rectifier | Rectifier |
| Base | 9BM | 9BM |
| Socket | B9A | Not recorded |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 19 V |
| Heater current | 0.3 A | 0.3 A |
Where 19Y3 can be used as the replacement
In these recorded relationships, 19Y3 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 19Y3.
Rectifier - Half Wave
The database records 19Y3 as a possible replacement forPY82.
No special restrictions are recorded for this substitution.
| Specification | 19Y3 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | 9C12 |
| Socket | B9A | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 19 V |
| Heater current | 0.3 A | 0.3 A |
Rectifier - Half Wave
The database records 19Y3 as a possible replacement forU192.
No special restrictions are recorded for this substitution.
| Specification | 19Y3 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | Not recorded |
| Socket | B9A | Not recorded |
| Base pins | 9 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 19 V |
| Heater current | 0.3 A | 0.3 A |
Rectifier - Half Wave
The database records 19Y3 as a possible replacement forU319.
No special restrictions are recorded for this substitution.
| Specification | 19Y3 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - Half Wave | Rectifier - Half Wave |
| Construction | Rectifier | Rectifier |
| Base | 9BM | Not recorded |
| Socket | B9A | Not recorded |
| Base pins | 9 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 19 V | 20 V |
| Heater current | 0.3 A | 0.3 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 19Y3 specifications →