Flex LT
Built for Mark-and-Go Scanning
Flex LT, powered by Nexus, is GSSI’s newest handheld concrete scanning system. This system is a perfect solution for contractors who need to locate and mark targets with speed and precision, without sacrificing quality or budget.
The all-in-one design features a large integrated touchscreen and intuitive interface for minimal navigation. Using simultaneous standard and cross-polarized antennas, it provides clearer, more detailed data for precise scanning on the jobsite.
Ideal for locating rebar, post-tension cables, pipes, and voids, this system helps contractors make informed decisions, reduce risks, and improve project outcomes. Whether for small renovations or large construction projects, it offers reliable real-time insights into concrete structures, boosting productivity.
Choose your Flex LT System
Flex LT
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OverviewBudget friendly all-in-one system with 2 antennas for one pass cross pol scanning
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Ideal ForLarge areas, such as clearing for saw cutting jobs and long scans on floors
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ConnectivityNo wireless functionality for use in secure facilities
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DeliverablesOnboard project and file management with Fusion (.fsn) and RADAN compatible (.dzt) USB export
Flex LT Kit: NX15 Antenna
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OverviewVersatile 2-in-1 scanning kit adds NX15, capable of operating independently from Flex LT
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Ideal ForCombined with Flex LT, the NX15 satellite antenna makes scanning thick concrete and locating deep targets below grade easy
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ConnectivityConnect NX15 wirelessly to any tablet or smart phone for remote viewing and control, or to Flex LT via the included NX Tether Module
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DeliverablesConnect NX15 to Flex LT for project and file management with Fusion (.fsn) and RADAN compatible (.dzt) USB export
Flex LT Kit: NX25 Antenna
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OverviewVersatile 2-in-1 scanning kit adds NX25, capable of operating independently from Flex LT
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Ideal ForCombined with Flex LT, the NX25 satellite antenna makes scanning tight spaces, walls, and ceilings easy
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ConnectivityConnect NX25 wirelessly to any tablet or smart phone for remote viewing and control, or to Flex LT via the included NX Tether Module
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DeliverablesConnect NX25 to Flex LT for project and file management with Fusion (.fsn) and RADAN compatible (.dzt) USB export
Flex LT Kit: NX25 and NX15 Antenna
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OverviewVersatile 3-in-1 scanning kit adds NX25 and NX15, both capable of operating independently from Flex LT
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Ideal ForCombines the best of all three GSSI Nexus based concrete scanners
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ConnectivityConnect NX25 or NX15 wirelessly to any tablet or smart phone for remote viewing and control, or to Flex LT via the included NX Tether Module
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DeliverablesConnect NX25 or NX15 to Flex LT for project and file management with Fusion (.fsn) and RADAN compatible (.dzt) USB export
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DISPLAY:
17.8 cm (7 in)
High Resolution Touchscreen -
DEPTH RANGE:
Flex LT and NX25: 0-75 cm (0-30 in)
NX15: 0-150 cm (0-60 in) based on site conditions -
ENVIRONMENTAL:
IP65
-20°C to +50°C (-4°F to +122°F) -
PRODUCT SUPPORT:
Comprehensive training
2-year warranty
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SIMPLE
All-In-One Simplicity
Flex LT has an easy to use interface with minimal navigation, no wireless pairing, 7 inch integrated touchscreen and requires no subscription.Get the Full Picture
Flex LT provides a complete view with one-pass cross polarization for efficient and accurate location of targets within concrete.No Regulatory Restrictions
Flex LT meets strict regulatory requirements, ensuring smooth operation on any jobsite. With no vision system or wireless connectivity, it is ideal for government sites and other secure environments.Deliver Results
Accurately mark your findings on the ground, then use GSSI Fusion to create and send interactive reports before you leave the jobsite. -
FLEXIBLE
Grab and Go
Flex LT fits easily into our optional lightweight backpack for effortless deployment on the jobsite. Say goodbye to carrying heavy cases up flights of stairs.
Choose Your Setup
The repositionable handle and universal mount are designed to improve ergonomics and reduce fatigue, giving you greater comfort and flexibility during field operations. Attach the accessory extension pole to your Flex LT to quickly and easily scan large and long areas.
Durable Protection for Travel
For enhanced protection and convenience, an optional rugged transit case is available to safely transport your Flex LT system. Designed for durability, this case ensures your system remains secure during transit, and can be easily checked with airlines for long-distance travel, making it ideal for on-the-go professionals. -
TRUSTED
YOUR TRUSTED PARTNER
You trust GSSI, the equipment we make and the results that you get from your system. In return, your customer trusts you.
Every product we offer, including Flex LT, is built and tested with your jobsite environment in mind. Extreme heat, cold, dust and water are no match for your Flex LT system.
Jobsite Proven
- Rated IP65
- -20°C to +50°C (-4°F to +122°F)
- High capacity Lithium-ion batteries
We’ve Got Your Back
In addition to our industry-leading two year equipment warranty, our promise to you is to provide comprehensive training, unrivaled customer support and world class expertise.
- Flex LT with adjustable handle
- Lithium-ion 3-cell battery (2)
- US & Canada: Dual-bay battery charger
- International: Dual-bay battery charger with AC adapter and four (4) international plugs
- Rugged Transit Case or Flex NX/LT Backpack
- Safety wrist strap
- Quick start documentation
- 2-year warranty
| Storage | 50 GB |
| Operating Temperature | -20°C to +50°C (-4°F to +122°F) |
| IP Rating | IP65 |
| Power | Lithium-ion battery |
| Dimensions | 25.3 x 13.2 x 18.9 cm (9.9 x 5.2 x 7.4 in) |
| Weight | 2.18 kg (4.8 lbs) including battery; 2.35 kg (5.2 lbs) including battery and handle |
GSSI Flex Concrete Scanning Systems - May2025
Flex Technical Support Page
NX Telescoping Pole
NX Telescoping Pole accessory with a universal RAM ball interface. Adjustable from 0.5 m (1.7 ft) to 1.2 m (4.0 ft). Compatible with Flex NX/LT and NX25/NX15. Fits inside Flex NX transit case and in Flex Backpack side pocket.
NX Telescoping Pole accessory with a universal RAM ball interface. Adjustable from 0.5 m (1.7 ft) to 1.2 m (4.0 ft). Compatible with Flex NX/LT and NX25/NX15. Fits inside Flex NX transit case and in Flex Backpack side pocket.
NX Tether Module
Tether Module enabling a wired connection between NX25/NX15 and Flex NX/LT.
NOTE: Tether Module required for using NX25/NX15 with Flex LT.
Tether Module enabling a wired connection between NX25/NX15 and Flex NX/LT.
NOTE: Tether Module required for using NX25/NX15 with Flex LT.
Flex NX/Flex LT Backpack
Backpack for one Flex NX or Flex LT, one dual bay battery charger, up to three Flex NX/LT batteries, and accessories. Inside pocket for tablet, outside pockets for telescoping pole and other items, and external mounting system for NX25/NX15 travel pouches.
Backpack for one Flex NX or Flex LT, one dual bay battery charger, up to three Flex NX/LT batteries, and accessories. Inside pocket for tablet, outside pockets for telescoping pole and other items, and external mounting system for NX25/NX15 travel pouches.
Flex NX/Flex LT Rugged Transit Case
Rugged transit case for one Flex NX or Flex LT, one NX25, one NX15, telescoping pole, dual bay battery charger, up to four NX25/NX15 satellite antenna batteries, up to four Flex NX/LT batteries, and other system accessories.
Rugged transit case for one Flex NX or Flex LT, one NX25, one NX15, telescoping pole, dual bay battery charger, up to four NX25/NX15 satellite antenna batteries, up to four Flex NX/LT batteries, and other system accessories.
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