Rain Bird A83926 is the FG100 flow sensor that monitors irrigation flow to detect leaks, line breaks, and low or excessive flow in residential and smaller commercial systems. The sensor uses a paddle wheel impeller with a ceramic shaft inside a glass-filled nylon body, connects via a 1-inch inlet/outlet with threaded or slip unions, and supports up to 500 ft of standard 18-gauge irrigation wire for controller connection.
Flow monitoring and Flo-Watch functionality for detecting low or excessive flow; pairs with ESP-ME3 controller and Rain Bird Mobile App via LNK/LNK2
1-inch inline connection with paddle wheel impeller (ceramic shaft) in a glass-filled nylon body; no straight pipe requirement and threaded or slip unions for faster installation
Operating range supports 500 ft (152.4 m) on standard 18-gauge irrigation wire; winter-ready construction withstands high-burst pressure blowouts
Product Highlights
1-inch FG100 inline irrigation flow sensor, 3â35 GPM range, 500 ft cable compatibility, glass-filled nylon body, pairs with ESP-ME3 and LNK/LNK2 for remote monitoring
Product Information
Standard Information
Brand: RAIN BIRD
Manufacturer Part Number: A83926
Technical Specifications
Model
FG100
Brand
Rain Bird
MPN
A83926
Connection Type
1 in NPT / BSP / Slip (1-inch inlet/outlet with threaded or slip unions)
Body Material
Glass-filled nylon (plastic)
Impeller
Paddle wheel impeller with ceramic shaft
Cable Length
Supports up to 500 ft (152.4 m) on standard 18-gauge irrigation wire for controller connection
Minimum Flow
3 GPM (11.35 LPM)
Maximum Recommended Flow
25 GPM (94.63 LPM)
Maximum Flow
35 GPM (132.49 LPM)
Dimensions
9.25 in L x 2.56 in W x 3.31 in H (234.95 mm x 65.02 mm x 84.07 mm)
Pressure Rating
200 PSI
Temperature Rating
32 to 150 degrees Fahrenheit
Compatibility
ESP-ME3 controller; compatible with ESP-LX series; pairs with Rain Bird Mobile App via LNK or LNK2 Wi-Fi module
Installation Note
No straight pipe requirement; can be installed after the master valve in same valve box; threaded or slip unions for faster installation; shielded cable recommended where electrical interference is likely
Application
Residential and smaller commercial irrigation; outdoor and underground use