Industry:
- 全部
- Conversion type
- normally open type
- opening and closing
- two open two closed
- normally closed
- other
- 全部
- OMRON / Omron
- HONGFA / Acer
- SONGLE / Song Music
- TYCO / Tyco
- GOODSKY / Guoxing
- PANASONIC / Panasonic
- HK / Health Division
- import
- HKE / Harbour
- TIANBO / skywave
- domestic
- Takamizawa
- NEC
- SANYOU / three Friends
- Ford
- PANASONIC
- POUCHEN / PCC
- FUJITSU
- / Fujitsu
