Planning a construction, infrastructure or industrial project? Choosing the right light tower can have a bigger impact than you might think. Fuel consumption, maintenance, emissions, available power and operating hours all affect which type of light tower will deliver the best long-term value. Sometimes diesel is the right choice. Sometimes electric or solar makes more sense. A lot of the time, the best results come from using a combination. In this guide, we’ll explain the different types of light towers, where each performs best and what to take into account before choosing one for your next project. What Are the Main Types of Light Towers? Most light towers are categorised by their power source. While they all provide temporary site lighting, each type offers different advantages depending on your project requirements. The four main types of light towers are: Diesel light towers Hybrid light towers Electric light towers Solar light towers Each has its place. The best option depends on your site’s power availability, operating hours, environmental requirements and budget. Check out this quick-glance comparison table Light Tower TypePower SourceBest ForKey BenefitsDieselDiesel engineRemote construction, mining, pipelinesLong runtime, self-powered, proven reliabilityHybridDiesel and batteryInfrastructure, airports, long-term projectsLower fuel use, reduced maintenance, quieter operationElectricShore/grid powerTunnels, industrial sites, urban projectsZero diesel use, silent operation, virtually no maintenanceSolarSolar panels and batteriesParks, pathways, remote public spacesZero fuel, zero emissions, minimal maintenance Still not sure which option is right? Let’s look at where each type of light tower performs best… Diesel Light Towers When reliable lighting is needed in remote locations without access to mains power, diesel light towers remain the industry standard. Because they generate their own electricity, they’re the best choice for construction, mining, pipeline, oil and gas, emergency response projects, and any application where additional power is needed. Modern diesel light towers are also significantly more fuel efficient than older models, combining powerful LED lighting with longer runtimes and lower fuel consumption. Why choose a diesel light tower? Long runtime between refuelling No external power required Reliable performance in remote environments Built for demanding jobsites Axiom Recommends: MetroLite DLT-18HD Diesel LED Light Tower Designed for heavy-duty industrial applications, the DLT-18HD delivers 18 KVA’s of power, making it ideal for not just delivering light, but the ability to power site shacks, bathroom trailers, pumps etc… In a lot of cases this can eliminate the need for a generator and light tower on site, allowing for a combo unit instead. Its intelligent load management system helps reduce wet stacking issues, while built-in cold-weather protection ensures dependable performance in harsh conditions. Hybrid Light Towers If reducing fuel consumption and operating costs is a priority, hybrid light towers offer an excellent balance between efficiency and performance. Rather than running continuously, hybrid light towers use battery technology to reduce engine runtime. Depending on the model, they can also switch between diesel and shore power, giving contractors greater flexibility while significantly reducing fuel use, maintenance and emissions. The result is lower operating costs, longer intervals between refuelling and fewer service requirements, without compromising reliable site lighting. Why choose a hybrid light tower? Around 60% lower fuel consumption than conventional diesel towers Reduced engine wear and maintenance Longer intervals between refuelling Lower emissions Quieter operation Axiom Recommends: MetroLite EDLT Hybrid Electric/Diesel LED Light Tower Ideal for projects where flexibility is key, the EDLT can operate on diesel, shore power or alongside another unit. This allows contractors to reduce fuel consumption whenever site power is available while maintaining the reliability of diesel when it isn’t. Depending on site conditions, it can operate for up to 218 hours on fuel. MetroLite HLT-6200 Hybrid LED Light Tower Designed for maximum fuel savings, the HLT-6200 uses advanced battery technology to dramatically reduce engine runtime. In many applications, crews only need to refuel every 30-40 days instead of every 2-3 days, with the engine running for just 3-4 hours during a typical 10-hour night. It can also operate on diesel or electric power, making it one of the most versatile hybrid lighting solutions in the range. Project Spotlight: Arctic Construction Project Rather than simply supplying diesel light towers for a major Arctic construction project, Axiom recommended a combination of diesel and electric lighting. By replacing half the diesel fleet with electric towers, the client achieved more than C$2 million in projected operational savings while reducing fuel consumption and maintenance requirements. Electric Light Towers If your site already has temporary or permanent power, electric light towers can slash operating costs. Instead of relying on a diesel engine, electric towers connect directly to shore power or another suitable electrical source. This means no diesel consumption during operation but with the same powerful LED illumination as conventional light towers. They’re particularly well suited to tunnels, industrial facilities, urban construction sites and other environments where emissions and noise need to be minimised. Why choose an electric light tower? Zero diesel consumption during operation Virtually no maintenance Silent operation Zero on-site emissions Unlimited runtime while connected to power Axiom Recommends: MetroLite ELT-4320 Electric LED Light Tower Producing the same 180,000-lumen output as diesel-powered models, the ELT-4320 delivers powerful lighting without fuel, fumes or engine maintenance. It can also be daisy-chained with additional towers for larger sites. Project Spotlight On a major tunnel project in Quebec, Axiom supplied ELT-4320 electric light towers running from shore power. Over four years, the client reduced lighting-related operating costs by more than 80%, saving over $700,000 CAD while eliminating emissions underground. Solar Light Towers Solar light towers bring a clean, low-maintenance alternative to projects where fuel consumption and emissions need to be minimised. Rather than relying on diesel, they use solar panels to charge onboard batteries, delivering reliable lighting without ongoing fuel costs during normal operation. While solar isn’t the right choice for every application, it performs great in parks, pathways, public spaces and long-term remote installations with a lot of sunlight. Why choose a solar light tower? Zero fuel costs Zero emissions during operation Silent performance Minimal maintenance Autonomous dusk-to-dawn operation Axiom Recommends: MetroLite SLT-490 Solar LED Light Tower The SLT-490 combines high-efficiency bifacial solar panels with maintenance-free AGM batteries to deliver up to 24 hours of continuous lighting at full brightness without fuel or engine servicing. Why Many Projects Use More Than One Type of Light Tower The biggest savings don’t always come from choosing one type of light tower. They often come from combining technologies. For example: Diesel towers where no power is available Electric towers connected to shore power Hybrid towers in high-use areas Solar towers for long-term remote lighting By designing the right combination, contractors can reduce fuel use, lower maintenance requirements and improve total operating costs. It’s why every recommendation at Axiom starts with understanding how your site operates. Which Light Tower Type Is Right for Your Project? There’s no single “best” light tower, only the best option for your project. When making a decision, consider: Available power Operating hours Site location Fuel costs Noise restrictions Emissions requirements Maintenance resources Total cost of ownership Many large construction and infrastructure projects also benefit from combining different types of light towers. For example, diesel towers might provide power in remote areas while electric towers illuminate the wider site, reducing fuel consumption and maintenance requirements at the same time. It’s About More Than the Light Tower Choosing the right light tower is about understanding how your site operates. At Axiom, every recommendation starts with your project. We take the time to understand your operating hours, available power, environmental requirements and long-term objectives before recommending the right combination of diesel, hybrid, electric or solar lighting. That consultative approach has helped contractors across North America reduce fuel consumption, lower maintenance costs and improve long-term operating efficiency on projects ranging from Arctic construction sites to major tunnel infrastructure developments. FAQs About Light Tower Types What is the difference between diesel and electric light towers? Diesel light towers generate their own electricity using an onboard engine, making them ideal for remote locations. Electric light towers rely on an external power source and are better suited to sites where mains or temporary power is available. What is a hybrid light tower? A hybrid light tower combines diesel power with battery storage. The engine only runs when needed to recharge the batteries, helping reduce fuel consumption, maintenance and emissions. Are solar light towers suitable for construction sites? Solar light towers can work well for certain construction projects, particularly long-term sites with good sunlight. However, diesel or hybrid towers are often better suited to projects requiring extended runtime or continuous operation. Which type of light tower is most fuel efficient? Electric and solar light towers use no diesel during normal operation. Hybrid light towers significantly reduce fuel consumption compared to conventional diesel models, while modern diesel LED towers are more fuel efficient than older lighting systems. Questions to Ask Before Choosing a Light Tower Before requesting a quote, it’s worth asking yourself the following questions: Is power already available on site? How many hours will the lights run each day? Are fuel consumption and maintenance important cost factors? Do you need to meet emissions or noise requirements? Will the lighting remain in one location or move around the site? Are you looking for the lowest purchase price or the lowest total cost of ownership? Answering these questions will quickly narrow down which type of light tower is going to deliver the best long-term value for your site. Need Help Choosing the Right Light Tower? Every project is different, and the right lighting strategy isn’t always the most obvious one. Whether you’re planning a remote pipeline, an airport expansion, an industrial facility or a major infrastructure project, the Axiom team can help you identify the right combination of diesel, hybrid, electric and solar light towers to reduce operating costs, minimise maintenance and keep your project moving. Set up a discovery call with the Axiom team today.