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SI-TEX Professional Dual Range Radar w/6kW 6 Open Array – 10.4 Color TFT LCD Display
Offshore commercial fishing vessels monitor distant storm cells with the SI-TEX T-2021 radar system, which fires 6kW magnetron pulses across a 6-foot open array, resolving targets over a 1.2-degree beamwidth across 64 nautical miles.
- 6kW transmitter scans 64 nautical miles
- 1.2-degree beamwidth maximizes long-range resolution
- Independent range controls speed navigation scans
- IPX6 waterproof scanner withstands rough seas
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Description
Improve bearing separation on a commercial or offshore radar installation with the SI-TEX T-2021-6, a 6 kW magnetron system paired with a 6-foot open array. The longer antenna gives the system a narrow 1.2° horizontal beam, which can help distinguish clustered radar returns while running coastal routes, monitoring fishing grounds, or tracking vessel traffic after dark. Need independent short- and long-range views from a dedicated display? This radar combines a 10.4-inch color TFT screen, dual-range operation, and AIS overlay capability when compatible NMEA data is supplied.
Key Specifications
- SI-TEX T-2021-6 professional dual-range radar system.
- 6 kW magnetron radar with a 6-foot open-array antenna.
- Includes a 10.4-inch color TFT LCD display.
- Up to 64 NM instrumented range.
- 1.2° horizontal beamwidth and approximately 22° vertical beamwidth.
- Independent dual-range control for monitoring different radar scales at the same time.
- Supports AIS overlay when connected to a compatible NMEA AIS data source.
- 10.8V–41.6V DC operating input and approximately 60W transmit power draw.
- IPX6 scanner protection with an array/gearbox weight of approximately 54 lb.
- Made in Japan with a 2-year manufacturer warranty, subject to regional terms.
Integration
The T-2021-6 includes its own dedicated radar display. AIS overlay requires a compatible AIS receiver or transponder and properly configured NMEA data input. Heading, position, and speed sources may also be required for selected display orientations, tracking functions, and navigational overlays.
The 64 NM maximum is an instrumented range. Actual detection performance varies with the 6-foot array’s installation height, target size, weather, rain, sea state, clutter, radar adjustments, and obstructions around the scanner.
Installation Notes
The 6-foot rotating array needs a rigid, level radar platform with adequate structural capacity and full sweep clearance. Keep the array clear of people, antennas, masts, rigging, lights, exhaust, and other equipment that could obstruct the beam or create reflected radar returns.
Install the display in a protected, accessible helm location. Use correctly sized 10.8V–41.6V DC wiring, suitable circuit protection, and protected cable routes. A qualified marine-electronics technician should complete mounting, wiring, heading alignment, and system commissioning.
Before Ordering
Confirm available 6-foot sweep clearance, mount strength, display space, 10.8V–41.6V DC supply, cable routing, AIS/NMEA input requirements, and the vessel’s ability to support a 54 lb array-and-gearbox assembly before ordering.
| Brand | SI-TEX |
| Model Name | T-2021 (6kW / 6ft) |
| Part Number/SKU | T2021-6 |
| Technology Category | Professional Magnetron Radar (Dual Range) |
| Display Unit | 10.4" Color TFT LCD |
| Peak Power Output | 6kW |
| Horizontal Beamwidth | 1.2° |
| Max Range | 64 Nautical Miles |
| Features | Independent Range Control, AIS Overlay (Requires NMEA input) |
| Voltage Input | 10.8 - 41.6 VDC |
| Power Draw | Transmit: 60W |
| Waterproofing | IPX6 (Scanner) |
| Weight | Array/Gearbox: 54 lbs |
| Country of Origin | Japan |
| Standard Warranty | 2-Year Manufacturer Warranty |
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