Cheap 20ft Expandable Prefabricated Container House for 2–4 People

Looking for a modern and mobile housing solution? Our 20ft expandable prefabricated container house is a smart, space-efficient option for both residential and commercial use. Designed to house 2–4 people comfortably, this foldable living unit combines structural integrity with a stylish, modular interior. Here’s why it stands out:

Spacious Living Area: 37㎡ with one living room
Foldable Design: Easy setup, compact storage
Energy Efficient: 12KW consumption, 220V/50HZ system
Durable Materials: Fully galvanized frame, EPS steel panels
Safe & Functional: Leak-proof, fire-resistant, and fully wired

🛠️ Perfect for tiny home seekers, remote workers, and site accommodation
🚚 Ships in 2 sets of 40ft high cabinets – ready to be deployed

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Overview

The prefabricated container house is a foldable, expandable, and completely modular building crafted for modern needs. With 37㎡ of internal floor space and a clean one-room layout, it offers a practical and cost-effective housing solution for 2–4 people. Unlike traditional conversions, this structure is not made from shipping containers but is purpose-built using galvanized steel frames and EPS insulation for enhanced durability and comfort.

Key Product Specs

  • Product Number: 20ft Expandable House

  • Extended Dimensions: 5900×6300×2480 mm

  • Internal Dimensions: 5460×6140×2240 mm

  • Folded Size: 5900×2200×2480 mm

  • Total Net Weight: 2.8 tons

  • Floor Area: 37㎡

  • Living Capacity: 2–4 people

  • Power Consumption: 12KW

  • Power Supply: 220V, 50HZ


Structure and Build Quality

The container  prefabricated  house features a fully galvanized steel structure, making it corrosion-resistant and highly durable. The structural framework includes:

  • Main Frame Components:

    • Top/Bottom Side Beams: 80×100×3.0mm square tubes

    • Top Beams and Columns: 2.5mm thick bending parts

    • Hanger Heads: Galvanized steel (210×150×160 mm)

  • Flank Frame:

    • Top Frame: 40×80×1.8mm P-shaped tubes

    • Bottom Frame: 60×80×2.5mm square tubes

    • Folding Hinge: 130mm galvanized steel hinge

This precision-engineered frame ensures that your prefabricated home maintains stability during transport and long-term use.


Exterior and Interior Finishes

To protect and beautify the structure, the integral frame is treated with an electrostatic spray coating in straight white plastic powder.

  • Roofing: 50mm EPS color steel panel (external)

  • Ceiling: Type 200 integrated panel

  • Wall Panels:

    • Outer Walls: 65mm EPS color steel plates

    • Internal Partitions: 50mm EPS color steel plates

  • Flooring:

    • Base: 18mm fireproof glass magnesium board

    • Surface: 18mm thick bamboo plywood

These materials give the prefabricated container house superior insulation, fire resistance, and soundproofing while remaining lightweight.


Functional Interior Layout

The interior includes a single living room, optimized for flexibility. With four plastic steel windows (920×920mm) and a steel security door (840×2030mm), the space feels open, bright, and secure.

Interior finishing is customizable and may include:

  • Vinyl or laminate flooring

  • Curtains, blinds, or wall partitions

  • Modular furniture (optional)

This makes the container house suitable for both personal and professional applications, from housing units to pop-up stores.


Electrical System

Your prefabricated container house includes a ready-to-use electrical system built to international standards:

  • Circuit Breaker: 1×20A leakage protector

  • Lamps: Bull 30×30 flat panel + large ceiling lamp

  • Sockets: International three-hole and five-hole options

  • Switch: Double-open, single-key switch

  • Wiring:

    • 6² for incoming power

    • 4² for AC units

    • 2.5² for general outlets

    • 1.5² for lighting

All systems in the prefabricated container house can be configured to meet local electrical certifications and socket standards.


Mobility and Installation

One of the biggest advantages of this prefabricated container house is its foldable design. It can be collapsed into a compact unit (2200 mm wide) for transport and then expanded on-site.

  • Transportation: Delivered in 2×40ft high cabinets

  • Installation Time: Just a few hours with basic tools

  • Foundation: Can be placed on flat concrete or steel pads

This mobility makes the prefabricated container house ideal for on-the-go setups or temporary deployment in emergency zones.


Applications and Use Cases

Thanks to its compact form factor, durability, and efficient design, the prefabricated container house is suitable for:

  • 🛏️ Temporary housing

  • 🧑‍⚕️ Mobile clinics

  • 🏢 Remote offices or site accommodation

  • 🌲 Eco-resorts and glamping pods

  • 🧳 Guesthouses or Airbnb rentals

  • 🆘 Disaster relief and emergency shelters

Its strength and ease of use also make it ideal for governments, NGOs, construction firms, and private homeowners.


Included Accessories

Each prefabricated container house includes:

  • Corner and skirting lines

  • Waterproof tape

  • Structural glue and glue gun

  • Small slings and fasteners

  • Corner wrapping components

Note: The quoted price includes packaging and loading fees. Tax and shipping are excluded.


Why Choose This Prefabricated Container House?

  • Built for Longevity: Galvanized steel, fireproof and waterproof materials

  • Energy Efficient: 12KW system with optimized insulation

  • Quick Setup: Foldable, expandable, and installable within hours

  • Secure and Comfortable: Reinforced structure, insulated walls, modern interior

  • Globally Compatible: Electrical and socket systems customized for your country

From urban expansions to off-grid solutions, the prefabricated container homes delivers safety, flexibility, and efficiency in one smart design

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