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
Wiper Control
Drop Detection
Condensation Sensing
Irrigation Control
Rain Water Harvest
“It’s Raining Mode”
High Accuracy Tipping Bucket
Low Power
Unique Hardware Heater
Prevents frost
Current Drain 1.5 mA Nominal
15 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
Individual pricing $59 $99
Buy RG-11 Buy RG-15