环境密封。
10A大功率。
焊片焊接、螺丝端子、以及引线。
衬套安装。
| WT11L | WT12S | WT13T | WT18L | WT19S | WT21T | WT23L | WT25S | WT28T |
| WT11S | WT12T | WT15L | WT18S | WT19T | WT22L | WT23S | WT25T | WT29L |
| WT11T | WT13L | WT15S | WT18T | WT21L | WT22S | WT23T | WT28L | WT29S |
| WT12L | WT13S | WT15T | WT19L | WT21S | WT22T | WT25L | WT28S | WT29T |