Yes, it is entirely feasible to operate independently from the utility grid using a properly configured hybrid power system. By combining solar photovoltaic panels, battery storage, and a diesel generator, these systems offer reliable and continuous electricity in locations where grid access is unavailable, unstable, or intentionally avoided. At Jubaili Bros, we specialize in engineering high-performance off-grid solutions that balance autonomy with efficiency—making them suitable for both residential and commercial use.
Core Components of an Off-Grid Hybrid System
A well-designed off-grid setup typically includes the following elements:
- Solar PV Panels: These generate electricity from sunlight, providing the primary source of daytime power and charging the battery bank.
- Battery Storage: Stores excess solar energy produced during the day for use at night or during extended periods of low irradiance.
- Diesel Generator: Provides supplemental power when solar generation and battery reserves are insufficient to meet demand.
- Hybrid Inverter: Acts as the energy coordinator, managing inputs from solar, batteries, and generator while supplying stable AC output to connected loads.
Each component must be selected and sized based on site-specific energy requirements, environmental conditions, and future scalability plans.
System Sizing and Custom Design
Accurate sizing is critical for the long-term reliability and economic performance of an off-grid hybrid system. At Jubaili Bros, our engineering team performs a detailed assessment that includes:
- Daily Load Profile: Total energy consumption measured in kilowatt-hours (kWh), including baseline loads and intermittent peak demands.
- Peak Load (kW): The maximum power the system must supply at any given time.
- Autonomy Days: Number of days the battery bank should supply power without charging—typically between 1 to 3 days, depending on the application.
- Solar Resource: Solar irradiance data based on geographic location, roof orientation, tilt angle, and potential shading.
Using this data, we determine the ideal configuration for solar array capacity (kWp), battery storage size (kWh), and generator rating (kVA) to ensure reliable operation year-round.
The Role of the Diesel Generator
Although it's technically possible to run entirely on solar and batteries, doing so requires large energy storage capacity and an oversized PV array to account for worst-case scenarios. This is often impractical or cost-prohibitive. A diesel generator provides:
- Redundancy: Ensures backup power availability during periods of poor solar generation.
- Cost Optimization: Allows for smaller battery and solar sizing, reducing upfront capital costs.
- Load Support: Handles short-term peak loads or surges that exceed battery inverter capacity.
Jubaili Bros supplies diesel generators configured for hybrid operation, equipped with digital control systems and compatible with solar inverters and load management tools.
Smart Control with Hybrid Inverters and Controllers
Effective off-grid systems require intelligent energy management. Jubaili Bros integrates advanced hybrid controllers that automate source selection and load prioritization. These controllers monitor battery state-of-charge, solar generation, and load demand in real-time. When batteries fall below a defined threshold, the controller automatically starts the generator to recharge or assist with peak loads.
Additional features include:
- Remote system monitoring and diagnostics
- Scheduled generator operation based on load patterns
- Energy flow logging and performance analytics
These controls maximize fuel efficiency, reduce wear on generator components, and ensure seamless operation without manual intervention.
Lower Emissions and Reduced Maintenance
Off-grid hybrid systems significantly lower diesel generator runtime—often by 70–80%—compared to diesel-only setups. This translates into substantial fuel savings and reduced maintenance costs. Fewer engine hours result in longer service intervals, lower oil and filter replacement frequency, and extended equipment lifespan. Additionally, reduced fossil fuel use minimizes carbon emissions and supports compliance with sustainability initiatives.
All Jubaili Bros systems are built with high-quality components selected for reliability in harsh environments, including high temperatures, dust, and humidity.
Applications for Off-Grid Systems
Off-grid hybrid systems are suitable for a wide range of applications, including:
- Remote Residences: Homes in rural or mountainous areas with no grid access.
- Agricultural Sites: Farms requiring power for irrigation pumps, lighting, and cold storage.
- Telecommunication Towers: Critical infrastructure requiring uninterrupted power 24/7.
- Security and Surveillance Systems: Installations that demand continuous uptime regardless of location.
- Healthcare and Education: Clinics and schools in underserved areas where consistent power supports vital services.
- Construction and Mining Camps: Temporary sites with high power needs and no permanent utility connection.
Our modular approach makes it easy to scale the system as energy needs grow—whether through additional solar panels, battery capacity, or generator upgrades.
Jubaili Bros Turnkey Solutions
As a regional leader in power solutions, Jubaili Bros provides complete off-grid hybrid systems including design, equipment supply, installation, commissioning, and after-sales support. We deliver projects across the UAE, Saudi Arabia, Lebanon, Kuwait, Qatar, and Nigeria, with localized service and deep technical expertise. Our self-service OEM model ensures that customers receive direct support, fast diagnostics, and dependable warranty service—without delays caused by third-party referrals.
Each system is engineered to customer-specific requirements and built for long-term performance and maintainability.
Ready to Go Off-Grid?
Choosing an off-grid system requires careful planning, but the benefits are significant: energy independence, lower operational costs, reduced environmental impact, and improved power reliability. Whether you are building in a remote location, reducing reliance on unreliable grids, or pursuing a sustainable energy strategy, Jubaili Bros is ready to help you design a hybrid power system that delivers.
Contact Jubaili Bros to begin designing your off-grid hybrid solution today.
