Model Comparison

Hydreon has a Rain Gauge suitable for almost any application that requires a reliable and sensitive rain sensor. The physical dimensions for each model is the same:
Length: 4.8″ (121 mm) Width: 2.8″ (71 mm) Height: 2.2″ (56 mm) Weight: 4.3 oz (122 g)
Including the moisture proof connector: Height: 3.0″ (76 mm) Weight: 4.5 oz (128 g)
RG-11 RG-15 RG-9
High Accuracy Tipping Bucket
Wiper Control
Drop Detection
Condensation Sensing
Irrigation Control
Rain Water Harvest
“It’s Raining Mode”
Low Power
Unique Hardware Heater Prevents frost
Current Drain 1.5 mA Nominal 15 mA Raining 110 μA Nominal 4 mA Raining 110 μA Nominal 4 mA Raining
Tipping Bucket Accuracy ±36% 2/3 of the time ±10% in our controlled environment
Serial Communication RS232 Unsupported Transmitted Registers Unidirectional Command Based Bidirectional Command Based Bidirectional
Individual pricing $59 $99 $49
Buy RG-11 Buy RG-15 Buy RG-9