| 型号 | 内径f1 (mm) | 弧长L2 (mm) | 总长OVL (mm) | 外径f2 (mm) | 电极fxL4 (mm) |
| STX-5x75x140-3x5 | 4 | 75 | 140 | 5 | 3x5 |
| STX-7x70x150-4x5 | 5 | 70 | 150 | 7 | 4x5 |
| STX-7x100x210-4x8 | 5 | 100 | 210 | 7 | 4x8 |
| STX-7x100x186-4x8 | 5 | 100 | 186 | 7 | 4x8 |
| STX-8x85x178-5x17 | 6 | 85 | 178 | 8 | 5x17 |
| STX-8x90x220-5x8 | 6 | 90 | 220 | 8 | 5x8 |
| STX-8x100x230-5x8 | 6 | 100 | 230 | 8 | 5x8 |
| STX-8x100x250-5x8 | 6 | 100 | 250 | 8 | 5x8 |
| STX-8x100x256-5x8 | 6 | 100 | 256 | 8 | 5x8 |
| STX-8x100x288-5x10 | 6 | 100 | 288 | 8 | 5x10 |
| STX-8x120x240-5x8 | 6 | 120 | 240 | 8 | 5x8 |
| STX-8x120x260-5x8 | 6 | 120 | 260 | 8 | 5x8 |
| STX-8x140x280-5x8 | 6 | 140 | 280 | 8 | 5x8 |
| STX-8x150x297-5x10 | 6 | 150 | 297 | 8 | 5x10 |
| STX-9x130x264-6x8 | 7 | 130 | 264 | 9 | 6x8 |
| STX-9x280x390-6x8 | 7 | 280 | 390 | 9 | 6x8 |
| STX-10x45x125-6.5x5 | 8 | 45 | 125 | 10 | 6.5x5 |