Industry:
- 全部
- Conversion type
- normally open type
- opening and closing
- two open two closed
- four open four closed three open three closed
- normally closed
- two open
- other
- 全部
- OMRON / Omron
- domestic
- TE / Schneider
- HONGFA / Acer
- PANASONIC / Panasonic
- IDEC / Izumi
- SONGLE / Song Music
- MIND / informed
- SONGCHUAN / Matsukawa
- import
- Honeywell
- CHINT / Chint
- SIEMENS / SIEMENS
- TYCO / Tyco
- Weidmuller
- Takamizawa
- Siemens-APT
- Shanghai
- Tengen
- other
