As the construction equipment industry continues to evolve, electric loaders and electric excavators are becoming increasingly popular options for equipment buyers. Compared with diesel-powered machines, electric equipment produces no exhaust emissions during operation and generally operates at lower noise levels. Under suitable working conditions, it may also help reduce energy and maintenance costs.
This article explores the key benefits of electric construction equipment, battery life and charging considerations, and long-term operating costs to help you determine whether electric equipment is right for your applications.
Why Are More Buyers Considering Electric Construction Equipment?
Interest in electric construction equipment goes beyond the shift from diesel to electric power. Equipment buyers are increasingly focused on operating costs, working environments, and overall equipment efficiency.
1. Lower Energy Costs
Electric equipment uses electricity instead of diesel fuel. When electricity prices are favorable and equipment is used frequently, an electric loader or electric excavator may offer lower daily energy costs. Over time, these savings may help offset the higher initial purchase price.
2. Reduced Exhaust Emissions and Operating Noise
Electric construction equipment produces no exhaust emissions at the point of operation, helping improve air quality in the working area. This is particularly beneficial for indoor applications, enclosed spaces, and projects with strict emission requirements.
Electric machines also generally operate at lower noise levels, making them suitable for industrial sites and other noise-sensitive environments. Actual noise levels depend on machine design and operating conditions.
Batteries, Charging, and Runtime of Electric Construction Equipment
When purchasing an electric loader or electric excavator, buyers need to consider more than machine performance. Runtime, charging time, and on-site power availability are also important factors in determining whether the equipment can meet daily operational needs.
1. Battery Capacity and Actual Runtime
Battery capacity is typically measured in kilowatt-hours (kW/h), but capacity alone does not determine how long a machine can operate. Actual runtime also depends on workload, operating patterns, ambient temperature, and machine configuration.
For example, frequent loading cycles or continuous heavy-duty operation may increase energy consumption in an electric wheel loader. For an electric excavator, digging depth, soil conditions, and work intensity can also affect energy use.
When selecting equipment, consider daily operating hours, actual working conditions, and the manufacturer's runtime data rather than relying on battery capacity alone.
2. Charging Time and On-Site Power Requirements
Charging time depends on battery capacity, charger output, and the machine's supported charging method. Before purchasing, confirm the charging interface, charger requirements, and available site power. It is also important to understand the conditions under which the manufacturer's stated charging time was measured.
For machines operating long hours or across multiple shifts, plan charging schedules in advance to minimize interruptions and maintain equipment utilization.
3. How to Determine Whether Runtime Meets Your Needs
Before purchasing electric construction equipment, consider three key questions:
Daily operating hours: How many hours does the machine need to operate each day?
Work intensity: Will the machine handle light material movement, routine excavation, or continuous heavy-duty work?
Charging and power availability: Does the site have a stable power supply and compatible charging facilities?
Compare these requirements with the machine's runtime specifications, charging requirements, and power supply method to determine whether the equipment is suitable for your application.
Electric Construction Equipment vs. Diesel Equipment: How Do Operating Costs Compare?
Electric construction equipment may have a higher initial purchase price, but energy expenses and certain maintenance costs may be lower. To determine whether an electric machine is a worthwhile investment, buyers should compare upfront costs with long-term operating expenses.
1. Initial Purchase Cost
The purchase price of electric equipment depends on the machine type, battery configuration, and overall specifications. In addition to the machine itself, buyers should consider charging infrastructure and any necessary electrical upgrades.
When comparing electric and diesel equipment, choose models with similar operating capabilities and configurations to make a more meaningful assessment of the total initial investment.
2. Electricity Costs vs. Diesel Fuel Costs
Energy costs for electric equipment depend on electricity consumption and local electricity rates, while diesel equipment costs depend on fuel consumption and diesel prices.
Hourly energy cost for electric equipment = Electricity consumption per hour × Electricity price
Hourly fuel cost for diesel equipment = Diesel consumption per hour × Diesel price
For machines operating long hours each day, differences in energy costs can accumulate over time. Estimating monthly or annual expenses using actual energy consumption and local energy prices provides a more reliable comparison than judging costs by power source alone.
3. Maintenance Costs and Equipment Downtime
Electric equipment does not require conventional diesel engine oil changes or fuel system maintenance, reducing certain routine maintenance tasks. However, the battery, electrical system, hydraulic system, and other mechanical components still require regular inspection and servicing.
Diesel equipment requires scheduled engine and fuel system maintenance. For both types of equipment, spare parts availability, repair support, and downtime can affect long-term operating costs.
4. How to Evaluate Long-Term Operating Costs
When comparing electric and diesel construction equipment, consider the following:
Total lifetime cost = Purchase cost + Energy costs + Maintenance costs + Charging infrastructure investment + Other operating expenses − Residual value
For applications with high equipment utilization, favorable electricity prices, and reliable charging access, savings on energy and certain maintenance tasks may help offset the higher initial investment in electric equipment.
However, applications involving continuous heavy-duty operation, limited charging access, or low equipment utilization require a more detailed cost assessment.
Ultimately, the more economical option depends on purchase price, actual energy consumption, operating hours, and equipment service life. Evaluating total ownership costs provides a more useful basis for purchasing decisions than comparing initial prices alone.
LTMG Electric Construction Equipment Recommendations
1. LTMG Electric Crawler Excavators: LTE210EV and LTE240EV
LTMG offers electric crawler excavators with different power supply options to suit different site conditions and operating requirements. The LTE210EV uses an external power supply, while the LTE240EV is equipped with a high-capacity battery system. Buyers can choose between these solutions based on site layout, operating hours, and equipment mobility requirements.
LTE210EV: Cable-Powered Electric Crawler Excavator
The LTE210EV is suitable for construction sites with a stable power supply and relatively fixed working areas. Its external power supply allows the machine to operate without relying on an onboard battery to store all the energy needed for operation, making it an option for users seeking continuous operation without routine battery recharging breaks.
Key specifications:
Operating weight: 21.5 tonnes
Rated power: 55 kW / 1,480 r/min
Bucket capacity: 0.9–1.2 m³
Maximum digging depth: 6,525 mm
Rated voltage: 380 V
Before purchasing, confirm the site's power capacity, cable layout, and required working range to ensure the power supply arrangement meets operational needs.
LTE240EV: Battery-Powered Electric Crawler Excavator
For sites where the machine needs to move freely within the working area and cable restrictions are undesirable, the LTE240EV battery-powered electric crawler excavator is another option to consider.
The machine is equipped with a 422.8 kWh battery system. Under suitable operating conditions, it is designed to provide more than 10 hours of continuous operation, potentially meeting the needs of a full work shift. Actual runtime varies with work intensity, environmental conditions, and operating practices.
Key specifications:
Operating weight: 23.5 tonnes
Rated power: 140 kW / 1,900 r/min
Bucket capacity: 1.17 m³
Battery capacity: 422.8 kWh
Maximum digging depth: 6,875 mm
Before purchasing, evaluate daily operating hours, digging intensity, and available charging facilities to determine whether the machine's runtime meets your project requirements.
LT930EV Electric Wheel Loader
The LT930EV electric wheel loader is designed for material loading and handling applications. With a rated load of 3,000 kg and a bucket capacity of 2 m³, it is an option for users seeking electric power for routine material handling operations.
Key specifications:
Operating weight: 10,500 kg
Rated load: 3,000 kg
Bucket capacity: 2 m³
Battery energy: 143.52 kWh
Reference runtime: 6–8 hours under general operating conditions and 5–6 hours under heavy load
Reference charging time: 30–40 minutes
Actual runtime varies with workload and operating conditions. Charging requirements also depend on charger output and available site power. Before purchasing, consult the LTMG sales team to confirm the specific charging configuration and applicable operating conditions.
Conclusion
Electric construction equipment offers potential advantages in energy costs, on-site exhaust emissions, and certain maintenance requirements. However, choosing the right machine requires careful consideration of performance, runtime, power supply conditions, and long-term operating costs.
LTMG offers a range of electric construction equipment solutions to meet different application requirements. Explore our product range or contact LTMG to discuss machine configurations and find the right equipment for your operation.
Frequently Asked Questions
1. Can an Electric Excavator Deliver the Same Performance as a Diesel Excavator?
The working capability of an electric excavator depends on its motor power, hydraulic system, and specific model. Compare digging force, digging depth, and actual workload requirements to determine whether a machine is suitable for your application.
2. How Long Can an Electric Loader Operate on One Charge?
Runtime depends on battery capacity, workload, and operating conditions. For example, the LTMG LT930EV has a reference runtime of 6–8 hours under general conditions and 5–6 hours under heavy load. For extended or multi-shift operations, confirm actual runtime and charging requirements in advance.
3. Is Electric Construction Equipment Suitable for Long Hours and Heavy-Duty Work?
Suitability depends on machine performance, battery runtime, and on-site power availability. For extended or heavy-duty applications, confirm the machine's operating capabilities and runtime under the intended working conditions, and plan an appropriate charging solution.