Purchase Qty. Reference FOB Price
5-999 Pieces US$2.50
1,000-4,999 Pieces US$2.00
5,000+ Pieces US$1.50
Product Description
Product Description FS-IR02B-PPSU Optical Liquid Level Switch The photoelectric liquid level switch has built-in infrared light-emitting diodes and photosensitive receivers, and the head is a prism structure. When there is no water, the light emitted by the light-emitting diode will be refracted by ...