Rain Bird ESP-BAT-BT Bluetooth Battery Controller

Rain Bird ESP-BAT-BT Bluetooth Battery Controller

The Rain Bird ESP-BAT-BT is a professional-grade, wire-free irrigation controller with built-in Bluetooth connectivity. Powered by four AA batteries with up to 5 years of battery life, and rated IP68 waterproof. Control everything from the Rain Bird 2.0 app on your smartphone, with advanced offline capability so you can make changes anywhere, anytime — no site visit required.

ACMA-RCM certified for use in Australia and New Zealand. 

Key Features

• Up to 5 Year Battery Life — powered by four AA alkaline batteries (not included); wireless battery pack pulls out in seconds for easy replacement
• IP68 Waterproof Rated — fully protected against dirt, dust, and water ingress, even in frequently flooded valve boxes
• Bluetooth App Control — full programming and management via the Rain Bird 2.0 app (free, iOS & Android)
• Offline Mode — edit and save controller changes in the app when out of Bluetooth range; sync automatically when back on site
• Controller Sharing — share secure access with team members for streamlined on-site collaboration
• 4 Independent Programs — A, B, C and D each with 8 start times per day
• Seconds-Based Irrigation — run times from 7 seconds to 9 hours (up to 18 hours with 200% seasonal adjust) in 1-second increments
• Cycle & Soak™ — break run times into shorter cycles to eliminate runoff and improve soil absorption (down to 7-second cycles)
• Monthly Seasonal Adjust — program adjustment values by month for the entire year in advance (0–200% in 1% increments) — ideal for NZ's variable seasonal rainfall patterns
• Calendar & Permanent Days Off — schedule specific dates or recurring days (e.g. mow days) with no irrigation
• Rain Delay — pause irrigation for up to 14 days and auto-resume; perfect for NZ's unpredictable spring and autumn rainfall
• Rain Sensor Compatible — direct connection for Rain Bird RSD-BEx Rain Sensor
• Short & Open Circuit Detection — built-in fault detection for system protection
• PIN Code Protection — secure access control
• Master Valve/Pump Output — available on all models
• ACMA-RCM Certified — fully compliant for use in New Zealand and Australia

Rain Bird 2.0 App Features

• Advanced Mapping — map pins turn red when battery drops below 30%; access shortcuts directly from the map
• Interstation Delay — set a delay between stations turning off and on to protect hydraulics
• Pause Active Irrigation — pause a running station mid-cycle, fix an issue, and resume right where it left off
• Controller Grouping — manage multiple battery controllers on one site as a group
• Search & Filter — sort and filter controllers by name, type, Bluetooth range, sync status, or battery level
• Quick Status — view all controllers and their key statuses at a glance
• Additional Images — add custom photos to quickly identify stations and sites

Technical Specifications

• Power: 4 × AA alkaline batteries (not included)
• Battery life: Up to 5 years
• Waterproof rating: IP68
• Connectivity: Bluetooth 2402–2480 MHz
• App: Rain Bird 2.0 (free, iOS & Android)
• Programs: 4 independent (A, B, C, D)
• Start times: 8 per program per day
• Run time: 7 seconds to 9 hours (up to 18 hours at 200% seasonal adjust), 1-second increments
• Seasonal adjust: 0–200% (monthly, 1% increments)
• Rain sensor: Rain Bird RSD-BEx compatible
• NZ/AU Certification: ACMA-RCM
• Other certifications: CE (EU), UKCA (UK), FCC, UL, C-UL

Available Station Configurations

• 1 Station — SKU: RBESPBATBT1 — $368.00
• 2 Station — SKU: RBESPBATBT2 — $523.00
• 4 Station — SKU: RBESPBATBT4 — $603.00
• 6 Station — SKU: RBESPBATBT6 — $1,065.50

Ideal For

New Zealand irrigation professionals, contractors, and property managers needing a robust, wire-free controller for remote locations, lifestyle blocks, rental properties, parks, and sports fields — anywhere mains power is unavailable or impractical. The advanced app features make it ideal for managing multiple NZ sites efficiently without unnecessary site visits.