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The World Leader in Robotic Tank Inspection

Square Robot's SR-3 autonomous inspection platform delivers API 653-compliant internal tank inspections while your tanks stay fully in service.

No confined space entry. No operational disruption. Just precise, actionable data.

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About Us

Inspection That Works

As Hard As Your Tanks Do

Square Robot combines advanced robotics, high-resolution sensors, and intelligent automation to deliver internal tank inspections that are safer, faster, and more accurate, without taking your assets out of service.

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363+

Tanks Inspected

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100,254

Reduction in Inspection Downtime

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200,427

Confined Space Hours Eliminated

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1,087

Tonnes CO2E Contained

Solutions

Why Operators

Choose Square Robot

Delivers safer, zero-downtime inspections with high-resolution data and actionable insights, redefining how operators manage tank integrity.

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89

Clients Served

16

Countries Served

10

Years Experience

$150M

Cost Saved

Robotic Tank Inspection Platform

The SR-3 Platform in Action

See how the SR-3 navigates tank environments, captures precision data, and delivers full inspection reports without a single worker entering the tank.

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Robotic Tank Media

Autonomous

Tank Navigation

Autonomous Tank Navigation
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Remote Data

Analysis

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Multi-Team

Data Access

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Solutions

Inspection ROI:

The Square Robot Advantage

When tanks stay online during inspection, the financial impact is significant. Square Robot's on-stream robotic inspection eliminates downtime costs, reduces confined space labor, and delivers superior data; turning inspection from a liability into a competitive advantage.

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Eliminate

Downtime Costs

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Reduce

Total Inspection Costs

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Protect

Asset Integrity

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Improve

Maintenance Planning

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Industries

Built for the World's

Most Critical Infrastructure

From refining and petrochemicals to aviation, renewables, and nuclear; Square Robot's SR-3 platform is engineered for any industry that depends on aboveground storage tanks operating safely and reliably.

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Resources

Insights & Resources

Square Robot's engineering and leadership teams regularly publish technical insights, industry analysis, and inspection best practices, helping operators stay ahead of regulatory requirements and emerging technologies.

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News

Square Robot Inc. Announces
New Funding and Collaboration

December 15, 2025
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Videos

In-Service Aboveground Storage Tank Inspection Using Robotics

Play Watch Now
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Webinar
On-Demand Webinar

Square Robot’s PAUT Data Quality Evaluation (PDQE)—advancing beyond standard POD studies

Date: April 15, 2025
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Webinar
Product Documents

Square Robot On-stream Inspection SR-3HT Robot Catalog

Robot Catalog
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Case Study

Benefits of Submersible Robotic Tank Inspections for Power Plants

Value Calculator

Tools

See what on-Stream

Inspection could save you

Estimate your savings in confined space labor hours, inspection days, and total inspection costs using Square Robot's interactive Value Calculator.

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FAQs

Everything you need to

know to Get Started

From understanding benefits and cost savings to planning your first inspection, explore key answers that help you make decisions.

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Careers

Build the Future

of Inspection

Square Robot is building autonomous inspection robots that protect workers, keep critical infrastructure online, and generate data that drives smarter operations. If you're driven to solve real industrial challenges with cutting-edge technology, we want to hear from you.

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Contact Us

Let's Talk About

Your Tanks

Connect with our team to discuss your inspection program, evaluate SR-3 platform compatibility, or schedule a demonstration.

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API Compliant
API Compliant
API Compliant