This bar serves to notify visitors of important updates

Off Grid Solar System for a Remote Island Resort

PROJECT TYPE

Rooftop Solar

Application

Hotels & Resorts

Location
Palawan, Philippines
Date

June 15th, 2023

Power Size

12kW Off Grid Inverter

Battery Capacity

30kWh Lithium Battery

Lifetime Savings
$156,250
Payback Period

1.87 Years


Off-grid-solar-system-Philippines-resort-12kw-inverter

How SNADI Empowered an Island Resort with 24/7 Reliable Off Grid Power


ABOUT CLIENT

The client is a premium boutique eco resort located on a remote island in Palawan, Philippines. The resort features 8 guest beachfront villas, a central dining area, and essential support facilities (water desalination and cold storage). Due to its geographical isolation, the resort has zero access to the national utility grid, making energy self-sufficiency the cornerstone of its operations.

THE CHALLENGE

Prior to the SNADI installation, the resort relied 100% on diesel generators. The operational pain points were critical:

  1. Financial Drain: The combined cost of fuel, sea freight, and frequent engine maintenance pushed electricity costs to an unsustainable $0.70/kWh.
  2. Brand Damage: Constant generator noise and exhaust fumes directly contradicted the resort’s Eco Luxury promise, leading to guest complaints.
  3. Operational Risk: During the typhoon season, fuel supply chains often snapped, leaving the resort at risk of total blackouts and food spoilage in cold storage.

SNADI'S SOLUTION

SNADI designed a robust, high efficiency Off Grid ESS (Energy Storage System) tailored for tropical, high salinity environments:

  1. 12kW High Frequency Off Grid Inverter: We deployed SNADI’s flagship high frequency inverter, featuring a compact, high efficiency design. With a conversion efficiency of over 93%, it ensures minimal energy loss during the DC to AC process. Its sleek, wall mounted design saved valuable space in the resort's utility room while providing robust 12kW continuous power.
  2. 30kWh LiFePO4 Battery Pack: A high capacity Lithium pack provides 27kWh of usable energy(90% DOD). This ensures the resort stays powered silently through the night, covering all lighting, refrigeration, and guest amenities.
  3. Smart Solar Integration: A 15kWp Solar Array was paired with the inverter’s built in high speed MPPT controller, maximizing energy harvest even during partially cloudy island days.
  4. Smart Management: Integration of a Generator Auto Start (ATS) function. The SNADI inverter monitors battery voltage in real time; the generator only kicks in during prolonged monsoon rains, reducing diesel run time by over 90%.

THE IMPACT

The transition to SNADI’S solar solution delivered immediate and measurable ROI:

  1. Energy Independence: Diesel consumption was reduced from 24 hours/day to less than 2 hours/day (average), saving approximately $11,500 annually in fuel and maintenance.
  2. Rapid Payback: With the current Philippine fuel prices, the client is on track to achieve Full Payback (ROI) in just 22 months.
  3. 20-Year Lifetime Savings: The system is projected to generate a total net saving of over $150,000, effectively turning a former operational expense into a long-term profit center.
  4. Guest Experience: The resort now offers a "Silent Night" experience with zero generator noise, significantly increasing guest satisfaction scores and premium booking rates.
Share:

Talk To an Expert

Discuss your goals, timeline, and success criteria with one of our experts and we’ll help you find the right solution to meet your needs.

Phone/WhatsApp:+86 18039293535

System Inquiry

Related News


  • Should I Choose an Off-Grid or Hybrid Solar Inverter for My Project?
    Off-grid and hybrid solar inverters solve different power challenges. Off-grid systems create their own stable AC supply and are better suited to remote sites, weak grids, heavy motor loads, and generator-backed operation. Hybrid inverters remain grid-connected and can support self-consumption, peak shaving, backup, and approved energy export. Correct sizing depends on simultaneous load, motor surge, battery autonomy, DC bus voltage, MPPT limits, generator control, and local grid rules. Project economics should be based on real tariffs, fuel costs, storage needs, and operating risk.
  • Which Solar Inverter Should You Choose for Your Home Or Project?
    Solar inverter selection should be based on project needs, not purchase price alone. String inverters suit simple roofs and lower-cost systems, while microinverters and optimizers help with shading and module-level control. Hybrid inverters support storage, backup and energy shifting, and off-grid models focus on autonomy and surge loads. Buyers should verify load profile, grid standard, PV voltage, battery compatibility, backup time and long-term service before choosing an inverter.
  • Which Battery Energy Storage System Is Best for Commercial Solar: LFP, NMC, AGM Or VRFB?
    This guide explains how to select battery energy storage systems for commercial, industrial, and microgrid projects in Latin America. It compares LFP, NMC, lead-carbon, AGM, vanadium flow, and sodium-ion technologies by safety, cycle life, efficiency, cost, and operating limits. It also contrasts DC-coupled and AC-coupled designs, reviews low- and high-voltage platforms, and outlines a five-step buyer framework covering duty cycle, usable capacity, BMS compatibility, environment, and safety certification.
  • Why Is My Solar Charge Controller Not Charging? How To Choose The Right Size
    This solar charge controller guide starts with a common field symptom: the display shows PV voltage but the battery is not charging. It explains how to trace the DC power path, separate controller faults from battery, wiring, protection, and setting problems, and check the three limits that decide system fit. The article compares MPPT and PWM by voltage relationship, cable route, energy value, budget, and growth plan. It also shows where the SNADI/SNAT Solar CM controller fits and which documents to prepare before a safe engineering review.