Sunpal LiFePO₄ Batteries
Solar Panels
Solar Charge Controllers
Solar Inverters
Pure Sinewave Inverters
Residential Dual Hybrid · Single Phase
A dual-hybrid, battery-ready home system with ATS failover and MCB protection — installed in Bau, Sarawak across three core phases, then expanded with additional PV.
Sunpal Field Deployment · Residential
Dual Hybrid Solar with Battery & ATS — Bau, Sarawak
High-performance single-phase system with dual hybrid inverters, LiFePO₄ battery storage, ATS failover and Hager MCB protection. Executed in three phases with a later PV upgrade.
Project overview
Scope at a glance
- Client
- Residential site (anonymized)
- Location
- Bau, Sarawak
- Project type
- Single-Phase Dual Hybrid + Battery + ATS
- Status
- Commissioned
- Core completion
- Mar–Apr 2025 (3 phases)
- Upgrade
- +12 PV Panels w/ Mounting Rails — 23 Aug 2025
- Value
- ≈ RM 33,000 (Total)
- Reference
- #SP-DUAL-HYB-BAU-2025
Hardware
Installed components
- 8 × Sunpal BiMAX5N 430W Bifacial Solar Panels (3.44 kWp core)
- 2 × Sunpal HSI 5500P Hybrid Inverters (11 kW combined)
- 8 × Sunpal 12V 100Ah LiFePO₄ Batteries (~9.6 kWh total)
- Complete inverter/controller wiring, DB setup & solar cabling
Later phase
Upgrade
+12 PV Panels w/ Mounting Rails — 23 Aug 2025
- 12 × additional solar panels with complete mounting rails
- Integrated to existing dual-hybrid setup with balanced MPPT strings
Upgrade investment: ≈ RM 13,000 (hardware + installation)
Next step
Ready to upgrade your home power?
We design and install dual-hybrid, battery-ready solar systems with ATS/MCB integration for safe backup and clean energy independence.