MOBISUN-5K – Hybrid Solar + 5kW Methanol Fuel Cell Trailer

MOBISUN-5K

Hybrid Solar + 5kW Methanol Fuel Cell Trailer
Heavy-Duty, Diesel-Free Power for Construction and Industrial Loads
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About MOBISUN-5K

The MOBISUN-5K is MOBISMART’s most powerful trailerized hybrid system, designed to replace diesel generators for construction offices, industrial sites, and high-load off-grid operations. It combines a 2.4 kW integrated solar array, 20 kWh lithium battery bank, and a 5kW methanol fuel cell inside a rugged trailer platform, delivering reliable 24/7 clean power for mission-critical loads.

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Why Choose MOBISUN-5K?

Diesel Free Replacement - Provides 5kW continuous clean power, eliminating noisy, polluting gensets.
Integrated Hybrid System - solar array, LiFePO4 batteries, and methanol fuel cell working together for guaranteed uptime.
Smart Load Following - fuel cell output automatically adjusts to match demand, cutting fuel consumption and operating costs.
Clean & Silent - no NOx or SOx emissions, near-zero CO₂, and quiet operation — suitable for urban or environmentally sensitive sites.
Rapid Deployment - trailerized, towable, and deployable in less than one hour.

Technical Snapshot

Solar Array: 2.4 kW Bi-facial PV, integrated

Fuel Cell: 5kW High-Temp PEM

Fuel Type: Methanol/water 60/40 mix (IBC 250-gallon)

Battery Bank @24V: 20 kWh LFP with BMS + winter heating kit

Power Output: 6kW inverter/charger (12 kW peak),

Nominal voltages: 24VDC, 12VDC, 110VAC

Operating Range: -40 °C to +50 °C (with heated battery option)

Enclosure: Aluminium checker-plate, NEMA 3X; climate-controlled

Trailer: Single axel; Galvanized Steel; 7-Pin for lights and brakes

Monitoring: MOBICARE dashboards and GPS

Built for Construction & High-Load Applications

The MOBISUN-5K is purpose-built to meet the demanding power needs of construction admin office trailers and other industrial uses. Typical supported loads include:

HVAC and lighting for jobsite offices

Computers, printers, and communications equipment

Security cameras and environmental monitoring systems

Temporary lighting and signage

Mobile workforce charging stations

Power tools and equipment recharging

With 5kW continuous output, it supports an average daily demand of 25,000 Wh, ensuring a reliable backbone for modern construction and remote operations .

Clean Methanol Fuel

MOBISMART HYBRID Clean Power Systems that require methanol fuel, refilling and fuel logistics are simplified, being almost identical to any other fossil fuel. But methanol is greener today than diesel and will be 100% green tomorrow.

The 3 primary types of methanol

Grey Methanol (from natural gas) cuts CO₂ by 40% and removes NOx/SOx—cleaner than the grid in many places.

Biomethanol (available now) cuts CO₂ by 80% and removes NOx/SOx—cleaner than the grid almost everywhere.

eMethanol (from green hydrogen) offers 100% CO₂ reduction. It's renewable wind/solar power in liquid form and the clean fuel of the near future.

We’ve got you covered

MOBISMART has established a strong network of partners and developed efficient processes to manage your methanol supply, logistics, and delivery needs.

More Than Hardware — A Smarter Investment

Lower OPEX — fewer site visits and reduced fuel costs compared to diesel.

Scalable — configurable to match load and runtime requirements.

Future-Proof Fuel — works with today’s methanol and tomorrow’s green eMethanol.

Proven Worldwide — 5kW methanol fuel cells have been deployed in over 1,000 systems for critical backup, telecom, and defense.

MOBICARE: Remote Intelligence

MOBICARE Remote Monitoring & Technical Support is what makes every MOBISMART's clean power solution more than just hardware.

With MOBICARE, operators and owners gain:

  • 24/7 monitoring of solar, battery, and fuel cell performance
  • Automated alerts and predictive servicing to prevent downtime
  • Remote optimization to match site conditions and extend component life
  • Peace of mind knowing MOBISMART’s experts are always watching
For critical operations in remote or extreme locations, MOBICARE Remote Monitoring & Technical Support ensures maximum uptime and lower operating costs.
Learn more about MOBICARE support

Power construction and industrial sites without diesel.

The MOBISUN-5K is the rugged, high-output hybrid trailer that delivers clean, autonomous energy for the heaviest off-grid loads.

Request a Quote

To see how the MOBISUN-125 can keep your lidar projects running clean, autonomous, and diesel-free.