Tube cross-reference
0A4G alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 0A4G specialized - switching tube. Compare core specifications and verify every restriction before using a replacement.
Exact variations of 0A4G
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.
PL1267 Specialized - Switching Tube
- Base
- Not recorded
- Socket
- Not recorded
- Base pins
- Not recorded
- Sections
- 1
- Heater voltage
- Not recorded
- Heater current
- Not recorded
Replacement tubes for 0A4G
The following tubes are recorded as possible replacements for 0A4G. This direction does not establish that 0A4G can replace them.
Specialized - Switching Tube
The database records PL1267 as a possible replacement for0A4G.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Specialized - Switching Tube | Specialized - Switching Tube |
| Construction | Thyratron | Thyratron |
| Base | 4V | Not recorded |
| Socket | IO | Not recorded |
| Base pins | 4 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 0 V | Not recorded |
| Heater current | 0 A | Not recorded |
Specialized - Switching Tube
The database records Z300T as a possible replacement for0A4G.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Specialized - Switching Tube | Specialized - Switching Tube |
| Construction | Thyratron | Thyratron |
| Base | 4V | Not recorded |
| Socket | IO | Not recorded |
| Base pins | 4 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 0 V | Not recorded |
| Heater current | 0 A | Not recorded |
Specialized - Switching Tube
The database records 1267 as a possible replacement for0A4G.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Specialized - Switching Tube | Specialized - Switching Tube |
| Construction | Thyratron | Thyratron |
| Base | 4V | Not recorded |
| Socket | IO | IO |
| Base pins | 4 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 0 V | Not recorded |
| Heater current | 0 A | Not recorded |
Where 0A4G can be used as the replacement
In these recorded relationships, 0A4G is the replacement tube. The listed original tubes are not automatically suitable as replacements for 0A4G.
Specialized - Switching Tube
The database records 0A4G as a possible replacement forPL1267.
No special restrictions are recorded for this substitution.
| Specification | 0A4G replacement | Original tube |
|---|---|---|
| Tube type | Specialized - Switching Tube | Specialized - Switching Tube |
| Construction | Thyratron | Thyratron |
| Base | 4V | Not recorded |
| Socket | IO | Not recorded |
| Base pins | 4 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 0 V | Not recorded |
| Heater current | 0 A | Not recorded |
Specialized - Switching Tube
The database records 0A4G as a possible replacement forZ300T.
No special restrictions are recorded for this substitution.
| Specification | 0A4G replacement | Original tube |
|---|---|---|
| Tube type | Specialized - Switching Tube | Specialized - Switching Tube |
| Construction | Thyratron | Thyratron |
| Base | 4V | Not recorded |
| Socket | IO | Not recorded |
| Base pins | 4 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 0 V | Not recorded |
| Heater current | 0 A | Not recorded |
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 0A4G specifications →