The Rain Bird ESP-BAT-BT-4 is a battery-powered irrigation controller for 4 stations, designed to work where there is no mains power. It runs on four AA alkaline batteries in a wireless battery pack that simply pulls out for quick replacement, with up to 5 years of battery life depending on the watering schedule. Bluetooth connectivity lets you set up, program and manage irrigation from your smartphone with the Rain Bird 2.0 app (Android and iOS). It offers 4 independent programs (A, B, C and D) with 8 start times per day each, run times from 7 seconds to 9 hours in 1-second steps, and a dedicated master valve/pump output. The IP68 housing is fully protected against dust and water. It controls the 9 V DC latching solenoid TBOSPSOL (not included), compatible with Rain Bird DV, DVF, ASVF, PGA, PEB, PESB, EFB-CP, BPE and BPES valves up to 10 bar. A smart choice for remote garden zones, planters and valve boxes.
Technical specifications
- Model: ESP-BAT-BT-4
- Stations: 4
- Master valve/pump output: Yes
- Connectivity: Bluetooth, Rain Bird 2.0 app (Android and iOS)
- Power supply: 4 x AA alkaline battery (battery life up to 5 years)
- Solenoid type: 9 V DC latching, TBOSPSOL (not included)
- Compatible valves: DV, DVF, ASVF, PGA, PEB, PESB, EFB-CP, BPE, BPES (max. 10 bar)
- Programs: 4 programs (A–D), 8 start times each
- Run time: 7 seconds to 9 hours (1-second steps)
- Max. wire run to solenoid: 76 m with 18 AWG wire
- Protection: IP68
- Included: Controller, mounting hardware, sensor wire, master valve wire
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