Marlec / Solar iBoost Solar iBoost+ — Ireland 2026
Simple, reliable, no app needed — plug in and it diverts automatically
Uses a wireless clip sensor to measure surplus export and diverts automatically — zero configuration required. The Buddy wireless display unit shows accumulated hot water energy. No smartphone needed; physical boost button on the unit for manual override. Ireland's most popular choice for older homeowners and anyone who wants set-and-forget simplicity.
⚙️ Specifications
| Max load | 3.0 kW |
| Output | 1 relay (single) |
| App | None required |
| Boost button | Yes — on unit |
| Display | Buddy LED unit |
| Wireless | Yes (Buddy unit) |
| Schedule | No |
| Ecosystem | Standalone |
| Payback | Typically ~16 months |
💰 Pricing & availability
✅ What we like
- No app or smartphone required — works automatically out of the box
- Buddy wireless display unit included — shows hot water energy accumulated
- Compatible with any solar system and any immersion cylinder
- Physical boost button for easy manual operation
- Very popular with Irish installers — high confidence in reliability
⚠️ Worth knowing
- Single output only — cannot manage a secondary heating load
- No app control or remote monitoring
- No boost scheduling — manual boost button only
🔗 Compatible products
The Solar iBoost+ is compatible with the following products available in the De Energy Hub directories.
📚 Related Irish directories
🔨 Complete your home energy system
The Solar iBoost+ is Step 4 of a complete Irish home energy system. You need solar panels, an inverter and a battery before it — and a heat pump or hot water cylinder after it to get the maximum return from every unit of solar energy generated.
🚗 Add an electric car — managed by your smart energy system
Smart energy management and an EV are made for each other. Your system already coordinates energy across your home — an EV adds a large flexible load that charges at exactly the right time: solar surplus, lowest tariff, or when your battery is full. See all 205+ EVs in the EV Vehicle Directory.
❓ Questions about the Solar iBoost+
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📲 Get De Energy Hub app
Download De Energy Hub to search for parking and EV charging by location, book in advance or scan the QR code on arrival, then check in via the app.
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Guest EV charging — automated, no host involvement required
Holiday home and short-term let owners with solar and an EV charger can offer guest charging on Pure Solar power — fully automated. Set up once, generate a QR code, and let guests book, check in and check out without any host involvement. Include complimentary charging as a listing USP or set a per-session charge — your choice.
💡 Also consider
Other smart energy management products in our Irish directory.