FCL Container Sizes and Capacities: Complete Guide for Exporters 2026

FCL Container Sizes and Capacities: Complete Guide for Exporters 2026

Complete guide to FCL container sizes and capacities for exporters. Exact dimensions, load optimization, and selection by product type.

Contenedores FCL
June 3, 2026 18 min read AB Group Shipping Team

Full Container Load (FCL) containers represent the backbone of modern international trade. For exporters seeking to maximize efficiency and control costs, understanding exact dimensions, load capacities, and technical specifications of each container type is fundamental to commercial success.

Quick Answer: Standard FCL containers include 20' (33.2 m³, 28.2 tons), 40' (67.7 m³, 26.5 tons), and 40' High Cube (76.4 m³, 26.3 tons). Optimal selection depends on weight, volume, and cargo type.

  • 20' container ideal for dense loads up to 28.2 tons
  • 40' High Cube maximizes volume with 76.4 m³ capacity
  • FCL becomes more economical than LCL starting at 15-18 m³
  • Correct optimization can reduce freight costs by up to 30%
Selecting the right container type can mean the difference between a profitable operation and significant freight losses. Experienced exporters know that every cubic meter and kilogram counts when maximizing return on investment in international logistics.

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## What Is an FCL Container and Why Choose It?

FCL (Full Container Load) means an exporter uses one complete container exclusively for their cargo. It offers greater security, faster transit times, and better control over merchandise compared to LCL.

An FCL container represents exclusive use of a complete unit by a single exporting company. This mode provides total control over packing and internal merchandise distribution, eliminating the need for consolidation with third-party cargo. The operational advantages of FCL include reduced cargo handling during transit. While LCL shipments require multiple consolidations and deconsolidations at CFS warehouses (Container Freight Stations), FCL travels directly from the loading point to final destination.
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Pro Tip

FCL transit times are more predictable because they avoid typical consolidation delays. For example, Miami-Cartagena takes 7-10 days in FCL versus 12-16 days in LCL.

Security represents another critical factor. FCL containers are sealed at origin and not opened until final destination, significantly reducing risks of theft, damage, or cross-contamination. This feature is especially valuable for high-value merchandise or products requiring specific storage conditions. The economic break-even point for FCL is generally reached with volumes exceeding 15-18 cubic meters of cargo. However, for fragile or high-value products, FCL can be justified from smaller volumes due to security and reduced handling benefits. ## Exact Dimensions of Standard 20-Foot Containers

The 20' container measures 6.06m x 2.44m x 2.59m externally, with 33.2 m³ internal capacity and maximum payload of 28.2 tons. Ideal for dense products like metals, chemicals, or machinery.

The 20-foot container represents the most compact standard unit in international maritime transport. Its external dimensions of 6.06m x 2.44m x 2.59m are designed to maximize efficiency on container ships and facilitate automated port handling.

External Dimensions

  • Length: 6.06 meters (19'10.5")
  • Width: 2.44 meters (8'0")
  • Height: 2.59 meters (8'6")
  • Tare weight: 2.28 tons

Internal Dimensions

  • Length: 5.90 meters (19'4")
  • Width: 2.35 meters (7'8")
  • Height: 2.39 meters (7'10")
  • Volume: 33.2 cubic meters
The maximum payload of 28.2 tons makes the 20' container the preferred option for dense products. This includes metals, industrial machinery, liquid chemicals, and any merchandise with density exceeding 0.85 tons per cubic meter.
28.2Tons Payload

The 20' container offers the highest weight capacity per cubic meter, ideal for high-density products like metals and machinery.

The door opening dimensions (2.34m wide x 2.28m high) determine limitations for loading equipment access like forklifts. This restriction must be considered during packing planning, especially for machinery or bulky equipment requiring front-access only. According to international technical specifications, the 20' container must support uniformly distributed loads and resist dynamic forces of maritime transport, including rolling and pitching movements during adverse weather conditions. ## Specifications of Standard 40-Foot Containers

The standard 40' container measures 12.19m x 2.44m x 2.59m externally, with 67.7 m³ capacity and 26.5 tons payload. It offers the best cost-to-volume ratio for most exports.

The 40-foot standard container represents the optimal balance between volumetric capacity and weight for most export operations. With exactly double the length of a 20' container, it provides significantly more internal space while maintaining the same width and height restrictions.

Technical Specifications

  • External dimensions: 12.19m x 2.44m x 2.59m
  • Internal dimensions: 12.03m x 2.35m x 2.39m
  • Maximum gross weight: 30.48 tons
  • Tare weight: 3.98 tons

Load Capacities

  • Internal volume: 67.7 cubic meters
  • Maximum payload: 26.5 tons
  • Door opening: 2.34m x 2.28m
  • Optimal density: 0.34-0.85 ton/m³
The 67.7 cubic meter capacity makes the 40' container the preferred option for general merchandise, including manufactured products, auto parts, furniture, processed foods, and consumer electronics. Its cost-benefit ratio exceeds both the 20' and 40' High Cube for medium-density loads.
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Cost Optimization

The 40' standard container offers double volumetric capacity of the 20' with only 40-50% more freight cost, resulting in better economy per cubic meter transported.

The 26.5-ton payload limitation (less than the 20' container) is due to the additional weight of the longer container structure. This characteristic favors products with medium density, where volume is exhausted before weight capacity. Major carriers like Maersk, MSC, and CMA CGM maintain wide availability of 40' standard containers on all major trade routes, including Miami-Cartagena, Veracruz-Long Beach, and Shanghai-Santos. This availability ensures flexibility in booking schedules and competitive rates. ## 40-Foot High Cube Containers: Maximum Utilization

The 40' High Cube adds 30cm height (2.90m total), reaching 76.4 m³ capacity with 26.3 tons payload. Perfect for bulky but lightweight merchandise like textiles or electronics.

The 40' High Cube (HC) container represents the evolution of the standard container to meet modern demands for manufactured products with low density but high volume. The additional 30.5 centimeters of height significantly transforms load capacity.
76.4Cubic Meters

The 40' HC container offers 13% more volume than standard, crucial for maximizing efficiency in textiles, electronics, and consumer products.

The internal dimensions of 12.03m x 2.35m x 2.70m provide 8.7 cubic meters additional compared to the standard 40' container. This extra capacity is especially valuable for products like textiles, footwear, electronics, and sporting goods requiring maximum volumetric utilization. The 26.3-ton payload remains virtually identical to the standard 40' container, confirming that the HC is designed for products where volume is exhausted before weight capacity. This includes most modern manufactured products with densities below 0.34 tons per cubic meter.
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Regional Availability

40' HC containers maintain excellent availability on major trade routes like Miami-LatAm, but may have limitations at secondary ports during peak season.

Logistics optimization studies demonstrate that the 40' HC container can reduce per-unit freight costs by 15-20% compared to using multiple standard containers for the same lightweight cargo volume. ## When to Choose 20' vs 40' vs 40' High Cube?

Choose 20' for dense loads >0.85 ton/m³, 40' standard for weight-volume balance, and 40' HC for bulky products <0.34 ton/m³. Decision depends on your specific cargo density ratio.

Correct container selection requires analyzing the specific cargo density of each shipment. The fundamental calculation involves dividing total weight by total volume to determine density in tons per cubic meter.

20' Container - Dense Loads

  • Metals and alloys (>1.0 ton/m³)
  • Heavy industrial machinery
  • Liquid chemicals
  • Automotive engines and components
  • Tools and industrial equipment

40' HC - Bulky Loads

  • Textiles and apparel (<0.3 ton/m³)
  • Packaged electronics
  • Sporting and recreational items
  • Furniture and décor
  • Molded plastic products
The standard 40' container represents the middle option for general merchandise with densities between 0.34-0.85 tons per cubic meter. This includes most manufactured products, auto parts, processed foods, and pharmaceutical products.
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Port-Specific Restrictions

Some ports impose additional weight limits. Port of Callao limits 20' containers to 24 tons, while Santos accepts up to 27 tons. Verify restrictions before loading.

Density calculation must include packaging weight, pallets, and dunnage materials. A textile load weighing 8 tons and occupying 30 cubic meters has a density of 0.27 ton/m³, indicating that the 40' High Cube maximizes efficiency.
  1. Calculate total weight including packaging and pallets
  2. Measure total volume of packed cargo
  3. Divide weight by volume to obtain density
  4. Compare with optimal ranges for each container type
  5. Verify specific restrictions of destination port
Season also influences selection. During peak season (October-December), 40' HC container availability may be limited, requiring advance reservations or considering alternatives like standard containers with higher shipping frequency.

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## Specialized Containers: Reefer, Open Top, and Flat Rack

Specialized containers include Reefer (refrigerated) for perishables, Open Top for tall cargo, and Flat Rack for oversized merchandise. Each type has specific rates and route availability.

Specialized containers address specific needs that standard containers cannot meet. Each type requires additional planning and extended budget due to its particular technical characteristics and lower market availability.

Reefer Containers

  • Temperature controlled -25°C to +25°C
  • Reduced capacity due to refrigeration equipment
  • Continuous monitoring during transit
  • Ideal for perishable products

Open Top and Flat Rack

  • Open Top: Removable roof for tall cargo
  • Flat Rack: No walls for oversized cargo
  • Requires special loading equipment
  • Rates 20-60% higher
Reefer containers maintain controlled temperature through integrated refrigeration units requiring continuous electrical connection on vessels and terminals. Internal capacity is reduced approximately 10-15% due to space occupied by refrigeration equipment.
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Limited Availability

Specialized containers have limited availability on secondary routes. Reserve 2-3 weeks in advance and consider alternative ports if necessary.

Tank Containers represent another specialized category for liquid chemicals, fuels, and liquid food products. These containers require specific certifications for each product type and strict compliance with hazardous materials regulations. Specialized container rates include surcharges for specialized equipment, special port handling, and in the case of Reefer, electrical consumption during transit. These additional costs can represent 20-60% above standard container rates. ## Calculating FCL Capacity by Product Type

To calculate optimal capacity, divide total weight by total volume of your cargo. If result is >0.85, use 20'; if 0.34-0.85, use 40'; if <0.34, use 40' HC.

Precise FCL capacity calculation requires considering not only final product dimensions, but also packaging requirements, protection, and stowage. Each product type presents unique challenges affecting effective container space utilization.
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Density Formula

Density = Total Weight (kg) ÷ Total Volume (m³). Include packaging weight, pallets, and dunnage materials in calculation for accurate results.

Textile products typically require bulky packaging for moisture and compression protection. A shipment of 1,000 clothing pieces weighing 5 tons but occupying 25 cubic meters when packed results in 0.2 ton/m³ density, clearly favoring the 40' HC container.
85%Average Utilization

Effective container utilization rarely reaches 100% due to irregular product shapes and stowage requirements. Plan for 85-90% actual utilization.

Electronics require special considerations for impact protection and electrostatic discharge. Packaging can represent 20-30% of total volume, and weight distribution must avoid excessive concentration in specific container areas. According to container control technical manuals, optimal weight distribution must maintain the center of gravity in the container's central third to ensure stability during maritime and land transport. ## Load Optimization for Mexican Exporters

Mexican exporters can optimize costs using 40' HC for Puebla textiles to Miami, 20' for Altamira chemicals to Santos, and FCL consolidation for multiple SKUs to Central America with 25-35% savings.

Mexican exporters face unique opportunities due to geographic proximity to the United States and existing trade agreements. Container optimization must consider specific routes, port restrictions, and seasonal demand characteristics.
FCL 40' HC
MX Veracruz(MXVER)
→
US Miami(USMIR)
from USD $2,400
The Veracruz-Miami route represents one of the most efficient options for Mexican manufactured products destined for re-export to Latin America. 40' HC containers maximize capacity for textiles, electronics, and consumer products with 5-7 day transits.
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Strategic Consolidation

Mexican exporters can consolidate multiple suppliers in a single FCL to Central America, reducing costs 25-35% compared to individual LCL shipments.

The Colon Free Trade Zone in Panama offers opportunities for Mexican exporters accessing South American markets. Products can transit from Mexican ports to Colon in FCL containers and then redistribute to final destinations with simplified documentation. Peak season (October-December) coincides with increased holiday demand in the United States and Latin America. Mexican exporters should reserve equipment 3-4 weeks in advance during this period to guarantee availability and avoid peak-season surcharges. ## ISO Standards and Container Certifications

FCL containers must comply with ISO 668 (dimensions), ISO 1496 (technical specs), and have valid CSC certification. CSC plate must show inspection date not exceeding 5 years for port acceptance.

International standards ensure all FCL containers meet uniform safety, strength, and compatibility standards with global port infrastructure. These certifications are mandatory for acceptance at any international port.

Primary ISO Standards

  • ISO 668: International standard dimensions
  • ISO 1496: Technical specifications and strength
  • ISO 6346: Identification and marking system
  • ISO 1161: Corner elements and securing

Mandatory Certifications

  • CSC: Container Safety Convention
  • ACEP: Pressure container approval
  • Structural inspection every 5 years
  • VGM verification before loading
The CSC (Container Safety Convention) certification represents the fundamental requirement for any container to be used in international trade. This certification verifies the unit meets structural strength standards, including stacking, lifting, and dynamic force tests.
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Five-Year Inspection

Containers require CSC inspection every 5 years to maintain valid certification. Containers with expired certification are not accepted at international ports.

Mandatory markings include critical information such as tare weight, maximum gross weight, internal volume, and manufacturing date. This information must be legible and positioned per ISO 6346 specifications to facilitate automated port inspection.
  1. Verify CSC plate before accepting container
  2. Confirm inspection date is less than 5 years old
  3. Review tare weight and maximum gross weight allowed
  4. Document any visible structural damage
  5. Request replacement if structural deficiencies found
VGM (Verified Gross Mass) verification became mandatory in 2016 before loading. The verified weight must include container, cargo, and all dunnage and securing materials, and must be certified by the shipper or authorized third party. ## Weight Restrictions by Destination Port

Ports impose specific limits: Santos accepts up to 27 tons on 20', Callao limits to 24 tons, while US ports allow maximum ISO weight. Verify restrictions before loading.

Port weight restrictions are frequently stricter than ISO specifications due to infrastructure limitations, local regulations, or equipment capacity. These limitations can significantly affect load planning and container selection.

Ports with Restrictions

  • Callao (Peru): Maximum 24 tons on 20'
  • Santos (Brazil): Maximum 27 tons on 20'
  • Buenaventura (Colombia): 26-ton limit
  • Some European ports: 26-ton maximum

Ports Without Restrictions

  • Miami, Long Beach, New York
  • Cartagena, Barranquilla (Colombia)
  • Veracruz, Manzanillo (Mexico)
  • Valparaiso (Chile) - full ISO weight
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Mandatory Verification

Always verify specific restrictions with the carrier before confirming booking. Restrictions may change temporarily due to infrastructure conditions.

Port of Callao in Peru maintains a 24-ton restriction for 20' containers due to limitations in older gantry crane capacity. This restriction particularly affects exporters of dense products like metals and machinery. US ports generally allow maximum ISO weight without additional restrictions, facilitating operations for Latin American exporters. However, land transport regulations may impose limitations for inland movement from the port. Port efficiency studies indicate weight restrictions frequently relate to infrastructure age and each port's modernization plans. ## Documentation Specific to FCL Shipments

FCL shipments require Bill of Lading, Commercial Invoice, detailed Packing List, Certificate of Origin, and VGM Certificate. Documentation must match declared contents exactly to avoid customs delays.

FCL shipment documentation must be more detailed and precise than LCL shipments due to higher typical cargo volume and value. Any discrepancy between documentation and actual contents can result in costly delays, customs fines, or cargo detention.

Mandatory Documents

  • Bill of Lading (B/L) - Original or Express
  • Detailed Commercial Invoice
  • Item-by-item Packing List
  • VGM Certificate (verified weight)

Additional Documents

  • Certificate of Origin (for trade agreements)
  • ISF Filing (US destinations)
  • Product-specific permits
  • Health certificates (if applicable)
The Bill of Lading (B/L) functions as both transport document and title of ownership simultaneously. For FCL shipments, the B/L must clearly specify that the container was loaded and sealed under shipper's responsibility (shipper's load, stow and count).
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VGM Certificate

The VGM certificate must be issued maximum 24 hours before vessel cut-off. Include container weight, complete cargo, and all dunnage and securing materials.

The detailed Packing List must enumerate each individual item within the container, including weight, dimensions, and approximate location. This information facilitates customs inspection and allows locating specific products without full container discharge. For US destinations, the ISF Filing (Importer Security Filing) must be completed 24 hours before vessel departure from origin port. This form requires detailed information about importer, seller, buyer, and precise merchandise description. ## FCL Cost Comparison by Trade Route

FCL costs vary significantly by route: Miami-Cartagena $1,850-$2,400 (20'), Veracruz-Long Beach $2,200-$2,800, while Asian routes like Shanghai-Miami cost $3,400-$4,200 per 20' container.

FCL freight costs fluctuate based on seasonal demand, equipment availability, and carrier competition on each specific route. Major trade routes maintain better price stability due to higher volume and service frequency.
FCL 20'
US Miami(USMIR)
→
CO Cartagena(COCTA)
from USD $1,850
FCL 20'
MX Veracruz(MXVER)
→
US Long Beach(USLGB)
from USD $2,200

Regional Routes

  • Miami-Cartagena: $1,850-$2,400 (20')
  • Miami-Veracruz: $1,650-$2,100 (20')
  • Miami-Santo Domingo: $1,750-$2,200 (20')
  • Veracruz-Long Beach: $2,200-$2,800 (20')

Transoceanic Routes

  • Shanghai-Miami: $3,400-$4,200 (20')
  • Santos-Miami: $2,800-$3,500 (20')
  • Hamburg-Miami: $3,200-$3,800 (20')
  • Callao-Miami: $2,600-$3,200 (20')
$2,400Average FCL 40'

40' containers typically cost 30-40% more than 20' containers on the same route, offering double volumetric capacity.

Costs include basic freight plus mandatory surcharges such as BAF (Bunker Adjustment Factor), CAF (Currency Adjustment Factor), ISPS (International Ship and Port Security), and documentation fees. However, they exclude THC (Terminal Handling Charges) at origin and destination.
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Additional Costs

Quoted rates exclude origin/destination THC, drayage, and customs fees. These additional costs can represent $300-800 per container depending on port.

Peak season (October-February) can increase rates 15-25% above base prices due to increased holiday demand and vessel capacity limitations. Asian routes experience greater volatility during Chinese New Year.

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## FCL Transit Times by Major Routes

FCL transit times range from 7-10 days on regional routes like Miami-Cartagena, to 18-25 days on transpacific routes like Shanghai-Long Beach. Add 2-3 days for customs clearance.

FCL transit times are more predictable than LCL because they avoid consolidation and deconsolidation delays at CFS warehouses. However, factors like weather conditions, port congestion, and customs inspections can affect final times.

Regional Routes (Days)

  • Miami-Cartagena: 7-10 days
  • Miami-Veracruz: 5-7 days
  • Veracruz-Long Beach: 5-7 days
  • Miami-Santo Domingo: 4-6 days

Transoceanic Routes (Days)

  • Shanghai-Miami: 18-25 days
  • Santos-Miami: 12-16 days
  • Hamburg-Miami: 14-18 days
  • Manzanillo-Long Beach: 11-14 days
7-10Days Miami-Cartagena

The Miami-Cartagena route represents one of the most efficient in the Caribbean, with multiple direct services weekly from major carriers.

Times shown represent port-to-port transit and do not include customs clearance time at destination. Importers should add 2-3 days for completing customs procedures and cargo pickup from port.
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Direct vs Feeder Services

Direct services offer shorter times but lower frequency. Feeder services provide more departure options but 2-4 additional days of transit.

Transpacific routes experience greater variability due to distance, Pacific weather conditions, and potential Panama Canal delays during high-traffic periods. Exporters should consider these variables in logistics planning. Port congestion can significantly extend times, especially at major ports like Long Beach/Los Angeles during peak season. Book in advance and maintain flexibility in delivery dates to accommodate potential delays. ## FCL vs LCL: When to Use Each Option?

FCL is more economical from 15-18 m³ and offers greater security. LCL suits smaller volumes but has longer transit times and more cargo handling.

The FCL versus LCL decision should be based on cargo volume, merchandise value, delivery urgency, and available budget. Each mode presents specific advantages favoring different commercial operations.

FCL - Advantages

  • Exclusive container, greater security
  • Shorter transit times
  • Reduced cargo handling
  • Total control over packing and stowage
  • Economical for volumes >15-18 m³

LCL - Advantages

  • Economical for small volumes
  • Flexible shipping dates
  • No need to fill complete container
  • Lower initial investment
  • Ideal for non-fragile products
15-18M³ Break-Even Point

FCL becomes more economical than LCL generally starting at 15-18 cubic meters, depending on specific route and current rates.

FCL offers greater security because the container is sealed at origin and not opened until final destination, eliminating theft, damage, or cross-contamination risks during intermediate consolidations. This feature is critical for high-value or fragile merchandise.
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LCL Considerations

LCL shipments require multiple handlings at CFS warehouses, increasing damage risks and potential delays. Not recommended for fragile or high-value merchandise.

LCL transit times are typically 3-5 days longer than FCL on the same route due to consolidation at origin and deconsolidation at destination. These additional processes also introduce greater delivery time variability. The economic break-even point varies by route but generally falls between $3.50-$4.20 per cubic meter. Routes with high LCL consolidator competition may have higher break-even points, favoring FCL from smaller volumes. ## How to Obtain Accurate and Competitive FCL Quotes

For accurate FCL quotes provide: exact origin/destination, cargo type and quantity, total weight, dimensions, commercial value, and desired shipping date. Compare all-in vs itemized quotes to identify hidden costs.

Accurate FCL quotes require complete and specific information to avoid unexpected additional costs during shipping. Experienced freight forwarders can provide more exact estimates when receiving detailed shipper data.
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Required Information

Provide exact origin/destination, weight, volume, and cargo type. Include commercial value and desired shipping date for more accurate quotes.

'All-in' quotes include all expenses from loading point to destination port, providing greater transparency and facilitating comparison between different providers. Request detailed breakdown to identify specific cost components.
  1. Prepare complete information: weight, volume, value, dates
  2. Request all-in quotes from multiple providers
  3. Compare not just total price but individual components
  4. Verify inclusion of destination expenses and drayage
  5. Confirm equipment availability on required dates
  6. Negotiate preferential rates for regular volumes
Exporters with regular volumes can negotiate annual rates with significant discounts compared to spot quotes. These contracts provide cost stability and priority equipment availability during peak season.

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Selecting the correct FCL container size and type represents a strategic decision directly impacting export operation profitability. Successful exporters understand that every cubic meter and kilogram must be optimized to maximize return on international logistics investment. Technical specifications, port restrictions, and route considerations must be evaluated together for informed decisions. The embedded calculator on this page allows instant comparison of FCL, LCL, and air options, providing the tools needed to optimize your logistics operations.
What is the real capacity difference between a standard 40' and 40' High Cube container?+

The 40' High Cube offers 76.4 m³ capacity versus 67.7 m³ for standard, a difference of 8.7 m³ (13% more volume). Both maintain approximately 26.5 tons payload, so the HC is ideal for bulky but lightweight merchandise.

At what volume does FCL become more economical than LCL?+

FCL becomes more economical than LCL generally starting at 15-18 cubic meters of cargo. However, for high-value or fragile merchandise, FCL can be justified from smaller volumes due to greater security and reduced handling.

Which container should I choose for exporting textiles from Mexico?+

For textiles from Mexico, the 40' High Cube is optimal due to low product density (0.2-0.3 ton/m³). It allows maximum volume utilization and reduces per-unit transportation cost compared to standard containers.

Do ports have weight restrictions different from ISO specifications?+

Yes, many ports impose additional restrictions. For example, Port of Callao in Peru limits 20' containers to 24 tons, while Santos in Brazil accepts up to 27 tons. Always verify specific destination port restrictions before loading.

How long does an FCL shipment take from Miami to major Latin American ports?+

Transit times vary by destination: Miami-Cartagena takes 7-10 days, Miami-Veracruz 5-7 days, Miami-Santos 12-16 days, and Miami-Callao 14-18 days. Add 2-3 additional days for customs clearance at destination.

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