Purchase Qty. Reference FOB Price
2-99 Pieces US$2.00
100-999 Pieces US$1.50
1,000-9,999 Pieces US$1.30
10,000+ Pieces US$1.00
Product Description
Product Description FS-IR32D 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 the ...