20FT Mobile Office Container (Job Box) for Sale

20FT Mobile Office Container (Job Box) for Sale

Upgrade your job site or remote project location with a 20FT Mobile Office Container from ATSi Container Depot. Designed for functionality, durability, and security, this job site office container transforms any worksite into a fully enclosed, climate-controlled, and lockable workspace — no building permits or permanent construction required.

Buy a Secure, Portable Office Space – Delivered to Your Site

Whether you’re managing a construction project, overseeing a remote site, or need a temporary workspace solution, this 20FT job box container is built to handle it all. Our units are converted from new (one-trip) shipping containers and fully outfitted as job site offices, offering both practicality and peace of mind.

Key Features:

• Weatherproof steel construction for all-season durability
• Insulated walls and ceiling for climate control
• Lockable steel door and sliding window with security bars
• Vinyl flooring, electric lighting, and outlets for full functionality
• Pre-wired with breaker panel for plug-and-play setup
• Forklift pockets for easy relocation onsite

Why Choose ATSi for Mobile Office Containers?

At ATSi Container Depot, we specialize in high-quality, functional mobile container offices for job sites and remote operations. Our containers are carefully outfitted by experienced professionals to meet building code standards while providing a fast, cost-effective alternative to modular trailers or new construction.

• Buy online or request a custom quote
• Fast, reliable nationwide delivery
• Customization options available on request
• Backed by expert support and service

Buy Your 20FT Mobile Office Container Today

Don’t settle for temporary office trailers that require setup and tear-down. Our 20FT mobile office containers arrive ready to use — just drop, power, and go. Ideal for foremen, contractors, project managers, and emergency response coordinators who need a reliable space to work.

Buy Now or Request a Custom Quote – ATSi makes it easy to secure your mobile workspace, fast.

20FT Mobile Office Container (Job Box) for Sale

Need a fast, secure, and portable job site office? Our 20FT Mobile Office Container (Job Box) for Sale is a fully outfitted mobile workspace built from a durable ISO shipping container — ready for action and designed to perform in tough job site conditions.

This new and improved mobile office container is the perfect solution for construction sites, oil fields, disaster relief areas, or any location where you need a quick, reliable, and secure workspace.

Built to Work. Built to Last.

Each 20FT job box container is constructed from a new (one-trip) 20-foot shipping container and expertly converted into a full-service office environment. The unit is fully insulated with spray foam urethane for year-round comfort and energy efficiency. Inside, you’ll find easy-to-clean, durable vinyl-finished walls and vinyl plank flooring built for job site wear and tear.

Equipped with a complete electrical package that includes outlets, bright LED lights, a 120V heater, and an 8,000 BTU air conditioning unit — this container office is ready to plug in and go.

Features of Our 20FT Mobile Office Container (Job Box):

• New (One-Trip) 20FT ISO steel container
• Fully insulated with closed-cell spray foam
• Durable vinyl flooring and easy-clean interior wall finishes
• 8,000 BTU air conditioning unit for cooling
• 120V electric heater for colder climates
• Complete electric kit with lighting and power outlets
• Lockable steel personnel door for entry
• Windows with security bars and screens
• Forklift pockets for easy relocation onsite

Buy a Job Site Office That Works as Hard as You Do

Don’t waste time and money on trailers or makeshift site offices. The 20FT Mobile Office Container (Job Box) for Sale from ATSi Container Depot arrives ready to deploy, fully enclosed, and incredibly secure. With high-grade materials and professional finishes, this unit provides both durability and comfort for any project manager, contractor, or field team.

Nationwide Delivery & Expert Support

We offer fast, nationwide delivery and full support from container professionals who understand job site needs. Our containers are delivered ready to use and can be moved between job sites with ease.

• Delivered directly to your location
• Buy online or request a custom quote
• Custom branding and upgrades available upon request

Ready to Buy a 20FT Mobile Office Container (Job Box)?

Take control of your workspace with a secure, portable, and climate-controlled solution. The 20FT Mobile Office Container (Job Box) for Sale is a game-changer for your job site logistics and comfort.

Buy Now or Contact Us for availability and pricing.

ATSi Container Depot also offers 40FT mobile office containers, combo office/storage units, and container modifications. Ask about custom builds and HVAC upgrades!

Also available in 40FT and custom sizes with additional office fittings, HVAC, restrooms, and more.