Rain Bird - Wireless Rain-Freeze Combo

The Rain Bird WR2-RFC Wireless Rain/Freeze Sensor is a professional-grade solution for conserving water and protecting landscapes by interrupting irrigation during rainfall or freezing conditions. Designed for 24 VAC residential and commercial irrigation systems, this sensor transmits reliable data up to 700 feet with dual antennas and an intuitive interface. The WR2 saves up to 35% in water usage with customizable rain and freeze set points, while the “Quick Shut Off” feature halts irrigation within two minutes of detection. With simple battery replacement, one-person setup, and compatibility with most controllers, this is the smart sensor trusted by water management professionals.

Key Features:

• Wireless sensor shuts off irrigation during rain and freeze conditions
• Adjustable rainfall settings from 1/8" to 1/2"; temperature settings from 33°F to 41°F
• Signal strength displayed on controller interface for easy one-person installation
• Three irrigation modes: Programmed, Suspend 72 hrs, or Override 72 hrs
• Quick Shut Off stops irrigation within 2 minutes of rain detection

Technical Specifications:

• Power: Lithium CR2032 battery (4+ years lifespan)
• Application: 24 VAC systems; supports up to six 7VA solenoids + 53VA master valve
• Transmission Range: 700 feet line-of-sight
• Operating Temperature Range: 33°F – 140°F
• Surge Protection: 6 KV lightning protection
• Certifications: UL, cUL, CE, FCC Class B, C-Tick, WEEE

Mechanical Details:

• Sensor Dimensions: 5.8” L; Mounting Bracket: 4.6” L
• Controller Interface: 6.8" L x 3.1" W x 1.7" D
• Sensor Horizontal Displacement (with bracket): 5.5"
• Mounts easily on gutters or flat surfaces with included self-leveling bracket
• UV-resistant polymer construction withstands harsh environments

Installation & Application:

• Ideal for residential or commercial systems requiring weather-sensitive watering
• Compatible with most 24 VAC irrigation controllers (except ESP-SMT/SMTe)
• Auto-resumes irrigation once environmental thresholds are no longer met

Compatibility & Optional Accessories:

• Works with Rain Bird and competitor 24 VAC systems
• Replacement parts: WR2 Battery #651009S, WR2 Disk Assembly #637810S

Upgrade your water-saving efforts with the Rain Bird WR2-RFC. Its robust design, advanced programming, and wireless convenience make it the sensor of choice for precision-driven irrigation control.