| Series | SL1021A |
| Package | Tray |
| Part Status | Obsolete |
| Voltage - DC Spark Over (Nom) | 450 V |
| Impulse Discharge Current (8/20µs) | 10000A (10kA) |
| Tolerance | - |
| Number of Poles | 3 |
| Fail Short | Yes |
| Mounting Type | Through Hole |
| Package / Case | Axial Cylinder, 3 Lead (Radial Bend) |
