An off-grid power solution is a self-contained energy system, typically solar panels, battery storage, and often a backup generator, engineered to supply a site's full electrical load indefinitely without any connection to the utility grid, sized for the site's worst-case low-generation period.
Autonomous Power for Sites Beyond the Grid
Telecom towers, mining camps, construction sites, and remote outposts often sit far from utility infrastructure. We design solar, battery, and hybrid generator systems sized to run these sites indefinitely without a grid connection.
Autonomous, Multi-Day Power Reserve Design
What is an off-grid power solution?
An off-grid power solution is a self-contained energy system, typically solar panels, battery storage, and often a backup generator, engineered to supply a site's full electrical load indefinitely without any connection to the utility grid, sized for the site's worst-case low-generation period.
Grid Extension Is Often Slower and Costlier Than Going Autonomous
Extending utility infrastructure to a remote telecom tower, mining camp, or construction site can take months of permitting and trenching, at a cost that frequently exceeds a self-contained autonomous power system, especially for temporary or multi-year but non-permanent sites.
We size off-grid systems around the site's true worst-case scenario: consecutive low-sun days, seasonal load spikes, and equipment start-up surges. Rather than average conditions, so the site keeps running through the periods when it matters most.
System Architecture
- Solar PV Array
- Charge Controller
- Battery Storage Bank (Autonomy Reserve)
- Backup Generator (Optional Hybrid Layer)
- Site Loads via Inverter/Distribution Panel
System Components
Solar PV Array
Ground or pole-mounted panels sized to the site's daily energy demand.
Primary generation source for any off-grid deployment.
Multi-Day Battery Reserve
Lithium battery banks sized to bridge consecutive low-generation days.
Wherever continuous uptime is required regardless of weather.
Hybrid Backup Generator
Diesel or gas generator as a last-resort backstop for extreme deficit periods.
For critical loads that cannot tolerate any downtime risk.
Ideal Applications
Telecom Towers
Remote cell sites requiring continuous uptime without grid access.
Mining & Construction Camps
Temporary or multi-year sites too remote for grid extension.
Eco-Lodges & Resorts
Off-grid hospitality sites prioritizing minimal environmental footprint.
Border & Security Outposts
Remote monitoring and personnel facilities without utility access.
Deployment Process
1. Assess
Catalogue all site loads, including startup surges and seasonal variation.
2. Analyse
Model solar resource and worst-case consecutive low-generation days.
3. Design
Size the PV array, battery autonomy, and optional generator backstop.
4. Configure
Specify inverter, distribution, and remote monitoring architecture.
5. Procure and Deploy
Ship and commission the system, accounting for site accessibility.
6. Monitor and Optimise
Remotely track state of charge, generator runtime, and load trends.
Information We Need
- Full site load list including startup surges
- Site location and solar resource data
- Required autonomy (consecutive low-sun days)
- Site accessibility for installation and maintenance
- Acceptable role for backup generator, if any
- Remote monitoring/connectivity availability
Frequently Asked
Request an Off-Grid Feasibility Study
Gletscher Energy will review your project requirements and recommend the next technical planning step.
- Engineering review of submitted details
- Initial feasibility assessment
- Direct consultation booking