Project Description

Residential Dual Hybrid • Single Phase

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

Location
Bau, Sarawak
System Type
Single-Phase Dual Hybrid + Battery + ATS
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

System Specifications

  • 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

August 2025 Upgrade

  • 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)

🚀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.


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