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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