Drayton's new Digistat 2290B is battery-powered giving a two-wire connection to the boiler with 3A relay. It provides unparalleled flexibility with universal operation and optional smartphone control.​

- Programme using the app via Bluetooth connection (no Wi-Fi needed) or manual control via the thermostat
- Familiar Digistat features and operation
- Universal programming: 7 day, 5/2 day, 24 hour or simple room thermostat
- Settings to optimise use with gas boilers, heat pumps, oil boilers or electric heating
- Optional Service Interval feature
- OpenTherm connection
- Battery powered 3A Relay
- 2-wire connection for combi boilers
- Settings retained on battery change



- Large backlit LCD display
- 8 On / Off Periods per Day
- 12 or 24hr clock
- Intelligent delayed start or optimum start
- 5th button simplifies programming from the thermostat
- New Boost feature
- Away Mode
- Improved Holiday Mode
- Time and date factory set
- Automatic summer/winter time update
- 3 default programmes
- Manual Override Facility

Drayton Digistat Battery 3A Relay 2290B Specification:

Part number : 2290B Digistat Battery 3A Relay
Power supply : 2 X AA 1.5V alkaline batteries
Switch type and rating : 3(1)A at 230V/50Hz
Min. recommended current : SPDT (voltage free contacts) 10mA@24VAC (inductive)
Ambient humidity (non condensing) : Operating 20% to 80% (90% non condensing)
Ambient temperature : Operating 0°C to 40°C; Storage - 20°C to 65°C
Rated impulse voltage : 4KV
Ball pressure test : 75°C
Disconnection means : 1B
Automatic action : 100,000 cycles
Temperature setting range : 5°C to 30°C
Operating frequency (Bluetooth) : 2402-2480 MHz
Max RF Power transmitted (Bluetooth) : +10dBm
Pollution degree : 2
Protection level : IP30
Wiring : Designed for fixed wiring only, to comply with IET wiring regulations
Dimensions : 90x135x31mm (HxWxD)
Energy class : IV = 2%qw
App system requirements : Android™ Version 9 or higher | Apple® iOS 12 or higher | Bluetooth version 4.2 or higher
Sustainable offer status : Green Premium Product
Manufacturer Guarantee : 2 Year Manufacturer’s Guarantee (Registration Required, T&Cs Apply)