
Marlec Solar I-Boost+ Buddy
CA-20/31
Marlec Solar iBoost+ Buddy – Wireless Monitor & Controller for Solar iBoost+ Systems
The Marlec Solar iBoost+ Buddy is a compact wireless display and control unit designed for use with the Solar iBoost+ water heating controller. It allows homeowners to monitor PV diversion, energy usage, and system status from inside the home, offering greater visibility and convenience for managing solar energy consumption.
- Real-Time Monitoring: View how much solar energy is being diverted to your immersion heater from anywhere in the home.
- User-Friendly Display: Clear, easy-to-read LCD interface provides instant system updates and status indicators.
- Wireless Convenience: Operates via 868.3 MHz frequency with up to 30m indoor range (dependent on building structure).
- Low Power Usage: Consumes less than 1W for efficient, 24/7 operation.
- Easy to Install: Suitable for self-installation with no technical setup required.
Technical Specification
- Product Type: Wireless display unit for Solar iBoost+
- Dimensions: 115 x 66 x 23mm (excluding stand)
- Weight: 150g
- Power Consumption: <1W
- Operating Frequency: 868.3 MHz
- Indoor Range: 1–30m (dependent on structure)
- Temperature Range: 0°C to 40°C
✅ Enhance your Solar iBoost+ experience with the iBoost+ Buddy – the simple way to monitor and manage solar hot water usage from inside your home!

Product | Smart Meter |
Type | Smart Meter |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.