Rain Sensor Hygroscopic Discs for Rainbird Rain Sensor, 12Pcs

About this item

• Product Function: Rain Sensor Hygroscopic Discs activate through the expansion of the moisture discs and clear the alarm through the drying shrinkage process
• Wide Compatibility: Replacement hygroscopic discs are compatible with all Hunter Rain Sensors and Rain Bird models including RSD, WR2 Wireless, WR2-48 Wireless, WR2-RFC Wireless, and WR2-RFC-868 Wireless
• Replacement Indicator: When your rain sensor is no longer accurate and the rain light keeps on, this indicates that its moisture discs have failed over time and need to be replaced with new cork discs
• High Quality Materials: Rain Sensor Hygroscopic Discs are made of high-quality materials that provide sensitive expansion and contraction responses, replacing discs that have turned black or lost their ability to contract
• Package Contents: Includes 12 pieces of hygroscopic discs designed to restore your rain sensor's functionality and ensure accurate moisture detection for your irrigation system