English
Views: 0 Author: Site Editor Publish Time: 2026-07-16 Origin: Site
With global ports accelerating green and low-carbon transformation, electric terminal tractors (electric yard tractors) have become standard horizontal transport equipment for container terminals, bonded logistics yards, steel plants and inland depots. CAMC International has developed a full lineup of electric terminal tractors differentiated by wheelbase, drive form, energy supply mode and carrying capacity. Different models vary greatly in flexibility, continuous operation capacity, energy replenishment efficiency and applicable scenarios. Blind selection will lead to low turnover efficiency, insufficient endurance, high power consumption and increased long-term operation costs. This article sorts out core differences of various CAMC electric terminal tractors and provides targeted selection standards for global port and logistics operators.
Wheelbase directly determines turning radius and adaptability to narrow yard passages, which is the first index for port selection.
Adopt optimized 3200–3600mm ultra-short wheelbase design, with minimum turning radius less than 8 meters, capable of one-step U-turn in dense container stacking areas, narrow gate passages and automated terminal tracks. The overall vehicle height is controlled within 3.4 meters, which can smoothly pass under container gantry cranes without height restriction. Equipped with medium-capacity lithium iron phosphate batteries, it supports 8–10 hours of continuous shift operation, mainly suitable for small and medium-sized inland yards, bonded warehouses, factory internal short-distance container shunting, and terminals with narrow channel layout. Its lightweight body reduces idle power consumption, and the compact structure lowers parking space occupation, ideal for low-to-medium throughput yards with limited site area.
Wheelbase reaches 3800–4200mm, with reinforced frame and widened rear axle bearing structure, maximum traction weight up to 80 tons, stable when towing 40ft double-stack heavy containers. The battery compartment is expanded to carry large-capacity battery packs, supporting 12-hour non-stop high-intensity operation. Suitable for large coastal hub ports, container terminals with wide operation areas, intermodal yards and bulk cargo transfer stations with large daily throughput. Although the turning flexibility is slightly weaker than short-wheelbase models, the load stability and single-shift endurance are greatly improved, meeting the 24-hour continuous operation demand of large ports.
Energy replenishment mode determines vehicle attendance rate, matching different port shift scheduling systems.
Built-in fixed 280–350kWh LFP battery pack, supporting 300kW high-power DC fast charging, 70 minutes to charge from 20% to 100%. Equipped with intelligent braking energy recovery system, recycling kinetic energy during frequent start-stop to extend actual endurance by 15%. The whole vehicle has simple structure, no additional battery replacement equipment investment, low initial procurement cost, suitable for yards with fixed lunch break and shift charging windows. Small and medium ports with 1–2 charging hours per shift can arrange centralized charging during off-peak hours to make full use of valley electricity to cut energy costs. It is the mainstream choice for low and medium-intensity operation scenarios.
Adopt rear-mounted separable battery compartment design, complete full battery swap within 3–5 minutes without long waiting time for charging, realizing uninterrupted round-the-clock operation. Support vehicle-battery separation leasing mode, effectively reducing one-time vehicle purchase funds. Matching large hub ports with three-shift continuous operation, automated unmanned terminals and high-throughput container yards. Even during peak ship unloading periods, vehicles can quickly resume operation after battery replacement without affecting container turnover efficiency. The only limitation is the need to build a special battery swap station, increasing early supporting construction investment.
Drive axle layout matches traction load and road condition complexity.
Single rear drive axle, light dead weight, low no-load power consumption, maximum traction weight 65 tons, stable operation on flat hardened yard roads. The motor matches medium torque output, energy consumption per 100 kilometers is 12–15% lower than 6×4 models, and daily maintenance of axle and tire parts is simpler. Applicable to empty container transfer, light-load 20ft container shunting, factory raw material trailer transfer and flat inland logistics parks with no steep slopes. It is cost-effective for light-load and medium-frequency operation.
Double rear reinforced drive axles, stronger load dispersion capacity, maximum traction weight up to 80 tons, equipped with dual high-torque permanent magnet motors, sufficient power reserve for 10% long slopes, muddy port roads and heavy full-load containers. Dual rear axles reduce single tire pressure, slow down tire wear, and adapt to long-term heavy-load high-frequency operation. Necessary equipment for coastal large ports, open-air bulk cargo yards, mines and river terminals with uneven road surfaces. For yards with frequent heavy container transportation and ramp passages, 6×4 models can avoid long-term overload damage to the drive system.
Global ports have diverse climatic environments, and targeted protection configurations directly extend vehicle service life. Coastal seaports with high humidity and salt fog: Select CAMC customized anti-corrosion versions, with galvanized frame, sealed electrical compartment and anti-salt-fog coating on battery packs, to prevent component corrosion caused by sea breeze all year round. High-altitude and cold northern terminals: Equipped with full battery thermal management system and low-temperature preheating function, normal startup at -30℃ without power attenuation; match low-temperature resistant hydraulic oil and rubber pipelines. Inland mine and bulk cargo yards with heavy dust: Upgrade multi-stage air filter, fully sealed motor and control cabinet to block dust intrusion and reduce electrical system failure rate.
Small and medium inland yards, daily operating hours less than 10h, limited charging conditions: Prioritize short-wheelbase 4×2 fast-charging models, low upfront cost and simple supporting facilities. Large coastal hub ports, three-shift 24-hour continuous turnover, sufficient site space to build swap stations: Choose standard wheelbase 6×4 battery-swappable heavy-duty tractors to maximize fleet attendance and offset early swap station investment with high throughput revenue. Factory closed yards, flat roads, mainly light empty container transfer: Select 4×2 short-wheelbase compact models, low daily power consumption and low tire replacement frequency, controlling long-term maintenance expenditure.
The core rule of selecting CAMC electric terminal tractors: Confirm site space and channel width to choose short/standard wheelbase; judge daily shift intensity to match charging or battery swap mode; confirm average container load and yard ramp conditions to select 4×2 light-duty or 6×4 heavy-duty drive form; customize anti-corrosion, low-temperature and dustproof configurations according to local climate. CAMC International’s full-series electric terminal tractors pass international CE certification, support left-hand drive and right-hand drive customization, and are equipped with remote fleet IoT management system to realize real-time vehicle status monitoring, energy consumption statistics and early fault warning. We provide one-stop solutions including port condition survey, vehicle matching scheme, after-sales spare parts supply and overseas technical training for global port and logistics customers.
Q1: What type of electric terminal tractor is suitable for automated container terminals?
A1: Ultra-short wheelbase battery-swappable 6×4 heavy-duty models are recommended, with small turning radius and 3-minute fast battery swap to meet unmanned continuous operation demands.
Q2: What is the difference between 4×2 and 6×4 electric terminal tractors in service life?
A2: 6×4 dual rear axles disperse heavy load pressure, slower tire and drive system wear, longer service life under long-term full-load operation; 4×2 models have lower power consumption under light empty container conditions.
Q3: Do coastal ports need special customized electric terminal tractors?
A3: Yes, CAMC can provide anti-salt-fog anti-corrosion upgraded versions with sealed electrical and battery systems to avoid corrosion damage from sea wind.
Q4: Is the battery swap type more cost-effective than fast-charging type for small inland yards?
A4: Not recommended. Small yards have low daily throughput and insufficient shift charging gaps, and the additional investment in battery swap stations cannot be recovered quickly; fast-charging integrated models have higher comprehensive cost performance.
