
500系列(螺旋型/高压用/无法更换元件)
| 型号 | 元素 (组数) | 外管 (外径・长度) |
| 500-317 | 17 | Φ4.75x123.8 |
| 500-321 | 21 | Φ4.75x152.4 |
| 500-327 | 27 | Φ4.75x190.5 |
| 500-421 | 21 | Φ6.35x177.8 |
| 500-427 | 27 | Φ6.35x234.9 |
| 500-434 | 34 | Φ6.35x292.1 |
| 500-621 | 21 | Φ9.53x279.4 |
| 500-627 | 27 | Φ9.53x355.6 |
| 500-815 | 15 | Φ12.7x301.7 |
| 500-821 | 21 | Φ12.7x415.9 |
| 500-832 | 32 | Φ12.7x628.6 |
| 501-206 | 6 | Φ13.8x76.2 |
| 501-212 | 12 | Φ13.8x152.4 |
| 501-306 | 6 | Φ17.30x101.6 |
| 501-312 | 12 | Φ17.30x203.2 |
| 501-406 | 6 | Φ21.70x127.0 |
| 501-412 | 12 | Φ21.70x254.0 |
| 501-606 | 6 | Φ27.20x177.8 |
| 501-612 | 12 | Φ27.20x330.2 |
| 501-806 | 6 | Φ34.00x228.6 |
| 501-812 | 12 | Φ34.00x431.8 |
| 510-206 | 6 | Φ48.60x330.2 |
| 510-212 | 12 | Φ48.60x660.4 |
| 510-606 | 6 | Φ60.50x431.8 |
| 510-612 | 12 | Φ60.50x838.2 |