TR5V L-S-Z-5VDC TR5V L-S-Z-5VDC 继电器 TR5VL-S-2-12V TR5V-L-S-Z-05V TR5VL-S-Z-05V TR5VL-S-Z-05VDC TR5V-L-S-Z-12V TR5VL-S-Z-12V TR5V-L-S-Z-12VDC TR5VL-S-Z-12VDC