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Vexilar FL-8SE GENZ Pack w/19 Ice Ducer
Vexilar FL-8SE GENZ Pack executes classic, reliable ice sonar performance through a high-speed flasher interface and a ruggedized carry case designed by legendary ice angler Dave Genz for ultimate durability in extreme cold.
- Included Sensor: 19-Degree High-Performance Ice-Ducer.
- Display Technology: 3-Color LED Flasher With 10 Depth Ranges.
- Mounting System: Classic Blue Genz Pack Permanent Case.
- Visual Quality: Sunlight Readable Fiber Optic Interface.
- Key Features: Interference Rejection And Built-In Battery Charger.
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Description
Vexilar FL-8SE | Genz Pack Analog Reliability
The Vexilar FL-8SE Genz Pack functions as the industry-standard for durability, utilizing a classic 3-color fiber-optic flasher to deliver real-time analog data. Engineered by ice fishing pioneer Dave Genz, the “Blue Box” housing solves the problem of unit stability on uneven ice surfaces while providing a ruggedized platform for the 19-degree Ice-Ducer. This mechanical simplicity is its primary tactical advantage, ensuring that signal processing remains fluid in temperatures as low as -30 degrees Fahrenheit, providing zero-latency target feedback that allows anglers to react to fish movement the instant it occurs.
From an expert perspective, you’ve got to be mindful of the battery terminal connections in the Genz Pack, as vibration from sled transport can loosen the spade connectors. I recommend applying dielectric grease to prevent corrosion from melting snow. Since the FL-8SE is a high-gain analog unit, it’s susceptible to interference from newer digital sonar; use the 10-step IR adjustment to clean the dial. Always ensure the transducer cable is coiled loosely inside the Genz Pack to prevent internal copper fatigue, which is the leading cause of intermittent signal loss in these legacy systems.
Technical Specifications
- Display: Classic 3-color fiber-optic flasher.
- Transducer: 19-degree high-output Ice-Ducer.
- Battery: 12V 7Ah lead-acid included.
- Housing: Dave Genz “Blue Box” design.
- Interference: 10-step manual IR rejection.
- Depth: 120-foot multi-scale depth range.
- Durability: Sub-zero mechanical signal logic.
Vexilar FL-8SE GENZ Pack w/19 Ice Ducer Specs
| Brand | Vexilar |
| Model Name | FL-8SE Genz Pack |
| Part Number/SKU | GP0819 |
| Technology Category | Classic 3-Color Ice Flasher |
| Display Size & Type | 3-Color LED Flasher (525 Segments) |
| Resolution | Target ID 1" |
| Brightness | Backlit Scale / Super-bright LED |
| Processor/Engine | Mechanical Flasher Wheel |
| Operating System | Manual Dial Controls (6 Depth Ranges) |
| Sonar Compatibility | 19-Degree Ice-Ducer (200 kHz) |
| Mapping/Charts | N/A |
| NMEA Interface | None |
| Networking Ports | None |
| Wireless | None |
| Voltage Input | 12V 7Ah or 9Ah Battery |
| Power Draw | 200 mA |
| Waterproofing | High Impact Weather-proof Case |
| Physical Dimensions | Genz "Blue Box" (Fits 5-Gallon Bucket) |
| Cut-out Dimensions | N/A (Portable System) |
| Weight | 11.0 lbs (5.0 kg) |
| Country of Origin | Made in USA |
| Standard Warranty | 2 Years |
Vexilar FL-8SE Genz Pack Guide
The FL-8SE is the legendary three-color flasher that set the standard for ice fishing, offering simple, reliable operation and legendary durability.
Designed by ice legend Dave Genz, the Genz Pack "Blue Box" is a nearly indestructible base that houses the battery and provides a stable platform for the flasher.
This model comes with a 19-degree Ice-Ducer, which provides a wide coverage area that is ideal for shallow to medium-depth lake fishing.
The three-color sonar technology uses green for weak targets, orange for medium, and red for strong signals (like the bottom or a large fish).
With simple gain and range knobs, the FL-8SE is incredibly easy to master, allowing you to spend more time fishing and less time adjusting settings.







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