VLT (Vertical Load Tester)
When product integrity matters, this system delivers consistent, high-precision strength data. It’s engineered to handle the demands of production while supporting proactive quality decisions. A must-have for producers focused on long-term packaging performance.

Robust Top-Load Testing, Made Simple.
The Vertical Load Tester (VLT) is Pro-Sight’s dependable solution for measuring a container’s resistance to vertical (top-load) pressure. Built as a stand-alone unit, it offers fast setup, a wide compatibility range, and accurate, repeatable results - ideal for container manufacturers seeking to validate container strength quickly and reliably.
Equipped with a self-levelling load platen and flexible test parameters, the VLT adapts effortlessly to uneven finishes and a broad spectrum of bottle sizes. Designed for ease of use and easy cleaning, it’s a practical, high-performance tool for everyday quality control.
Key Features:
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Independent, stand-alone top-load testing system
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Fast bottle loading and simple setup
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Self-levelling platen accommodates uneven finishes
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Wide compatibility with container sizes and finishes
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Stainless steel cullet catch tray for easy cleaning
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Various cullet containment options available
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Siemens or Allen-Bradley control options
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Results exportable to plant network (optional)
Testing Range:
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Force: 4kN – 25kN (customisable)
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Finish diameters: 10mm – 120mm
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Body diameters: 10mm – 180mm
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Bottle height: 25mm – 355mm

Why Choose the VLT (Vertical Load Tester)
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Accurate & Compliant: Applies up to 25kN of force with precision, meeting BS/EN ISO 8113:2004 standards.
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Safe & Durable: Features self-levelling platen, stainless steel construction, and cullet containment for safe operation.
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Data-Driven Quality: Stores historical test results with full HMI access and seamless plant network integration.
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