Description
| No. of Contacts | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 |
| Part No. | P28-2K | P28-3K | P28-4K | P28-5K | P28-6K | P28-7K | P28-8K | P28-10K |
| No. of Contacts | 12 | 14 | 16 | 17 | 19 | 20 | 24 | 26 |
| Part No. | P28-12K | P28-14K | P28-16K | P28-17K | P28-19K | P28-20K | P28-24K | P28-26K |

|
Parts |
Material |
| Shell | Zinc Alloy |
| Finish | Nickel plating |
| Insulator | Bakelite |
| Contact | Copper Alloy |


| No.Of contacts | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 |
| Rated current/Voltage | 25A 400V | 25A 400V | 25A 400V | 23A 300V | 23A 300V | 23A 300V | 20A 250V | 20A 250V |
| Operation limt voltage(AC.Vrms) | 500 | 500 | 500 | 380 | 380 | 380 | 300 | 300 |
| Withstanding voltage(AC.V.rms)1 min. | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
| Insulation resistance (MΩ min.)at dc 500V | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
| Contact resistance(MΩ max.)at dc 1A | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 |
| Solder inter diameter | Φ 3.5 | Φ 3.5 | Φ 3.5 | Φ 2.8 | Φ 2.8 | Φ 2.8 | Φ 2.5 | Φ 2.5 |
| No.Of contacts | 12 | 14 | 16 | 17 | 19 | 20 | 24 | 26 |
| Rated current/Voltage | 10A 250V | 10A 150V | 10A 150V | 10A 150V | 10A 150V | 7A 150V | 7A 150V | 7A 150V |
| Operation limt voltage(AC.Vrms) | 300 | 250 | 250 | 200 | 200 | 200 | 200 | 200 |
| Withstanding voltage(AC.V.rms)1 min. | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 |
| Insulation resistance (MΩ min.)at dc 500V | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 |
| Contact resistance(MΩ max.)at dc 1A | 5 | 5 | 5 | 5 | 5 | 8 | 8 | 8 |
| Solder inter diameter | Φ 1.6 | Φ 1.6 | Φ 1.6 | Φ 1.6 | Φ 1.6 | Φ 1 | Φ 1 | Φ1 |