Type: S/B/R/C/D with various lengths of paper tube.
| Name | Model | Working temperature upper limit | Wire Precision (%t) | Insulation resistance |
| WRe3/WRe25 | KW-602/604 (type D) | 1750ºC | ≤±0.25 | ≥5MΩ |
| WRe5/WRe26 | KW-602/604 (type C) | 1750ºC | ≤±0.25 | ≥5MΩ |
| Name | Calibration | Model | Working temperature upper limit | Tolerance |
| Pt10Rh-Pt | S | KS-602/604 | 1650ºC | ≤±5ºC |
| Pt13Rh-Pt | R | KR-602/604 | 1650ºC | ≤±5ºC |
| Pt30Rh-Pt6Rh | B | KB-602/604 | 1750ºC | ≤±5ºC |









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