Marine Navigation & Instruments

8.5" Color LCD Radar with 4kW Output - 1/16-36nm Range - 25" RadomeSI-TEX's T-941 Radars feature sophisticated Hyper-Digital Processing™ (HDP) Tec...

4kW 20" Digital Radome Radar with Internal WiFi Module for all NavPro Units and 15M CableFeatures: High-Performance Digital Signal Processing Comp...

Standalone 8" Chartplotter System with Color LCD, Internal & External GPS Antenna & C-MAP 4D CardThe SI-TEX SVS-880CE+ is a powerful big-s...

NavPro 900 with MDS-15 WiFi 20" Hi-Res Digital Radome Radar with 15M Cable9" Touch Screen GPS/Chart Plotter with Wifi, Includes Polaris Chart Card...

Explorer NavPro with Wi-Fi - No GPS AntennaElectronic Charting System Control UnitThe Explorer NavPro Multi-Function Navigation System turns almos...

Explorer NavPro w/Wi-Fi & GPK-11 GPS Antenna Electronic Charting System Control UnitThe Explorer NavPro Multi-Function Navigation System turns...

Up to $350 Back w/Qualifying SI-TEX & Echonautics Purchases UNTIL 04/30/2026 VIEWNavPro 900F w/Wifi & Built-In CHIRP - Includes Internal G...

NavPro 900 w/Wifi - Includes Internal GPS Receiver/Antenna9" Touch Screen GPS/Chart Plotter w/Wifi, Includes Polaris Chart Card, all Accessory Cab...

NavPro 1200 w/Wifi - Includes Internal GPS Receiver/Antenna12" Touch Screen GPS/Chart Plotter w/Wifi, Includes Polaris Chart Card, all Accessory C...

SVS-760 Dual Frequency Sounder - 600WThe 50/200kHz SVS-760 sounder features powerful 600W output and a vertically oriented, sunlight viewable 7.5"...

T-760 Compact Color Radar with 4kW 18" DomeBig radar performance and features are available for any size boat -- and budget with the SI-TEX T-760....

Bronze 20 degrees tilt-element thru-hull w/temp for 16 degrees to 24 degrees hull deadrise (Beam angle:45 degrees @50kHz,12 degrees @200kHz) Speci...

Temperature Probe for SST-110 Thru-HullBronze thru-hull temperature sensor for retrofit, 30' cable for 5 pin plugs. Specifications: Cable Length (...

SST-110 Sea Temp GaugeThe right tool at the right price for all saltwater anglers, both inshore and offshore.An affordable, waterproof, analog sea...

CVS-128 Digital Echo SounderFeatures a digital signal processor for a clearer high-definition image that enhances fish targets in shallow and deep...

CVS-126Dual Frequency Color LCD Echo SounderThe SI-TEX CVS-126 Dual-Frequency (50/200kHz) Echo Sounder features a digital signal processor (DSP) f...

Adapts older SI-TEX transducers to current ones Digital A Cable8-pin Fuji (old type metal plug) to 8-pin CONXALL (plastic waterproof plug). Speci...

SI-TEX 492/50/200 In-Hull Transducer f/ES502 Dual Frequency 50/200 kHz Max Power: 500W Beam Angle: 42 deg. @ 50 kHz, 12 deg. @ 200 kHz Housing: Pl...

SI-TEX 492/50/200ST Transom Mount Transducer f/ES502 Dual Frequency 50/200 kHz Max Power: 500W Beam Angle: 42 deg. @ 50 kHz, 12 deg. @ 200 kHz Hou...