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The HELIX 12 CHIRP MEGA SI+ GPS G3N model features a large 12.1″ display, MEGA Side Imaging+, MEGA Down Imaging+ and Dual Spectrum CHIRP Sonar. Includes GPS mapping, built-in Bluetooth, Ethernet networking capabilities and mapmaking power of AutoChart Live and Humminbird Basemap, the only mode this 12.1″ beast knows is attack. Fish beware.

MEGA Side Imaging
455 kHz 405-505 kHz | 800ft (244m) Side-to-Side
800 kHz 780-840 kHz | 250ft (76m) Side-to-Side
MEGA 1050-1175 kHz | 400ft (122m) Side-to-Side

MEGA Down Imaging
455 kHz 435-535 kHz | 400ft (122m) Depth
800 kHz 800-860 kHz | 125ft (38m) Depth
MEGA 1100-1200 kHz | 200ft (61m) Depth

Dual Spectrum CHIRP with SwitchFire
Full Mode 150-220 kHz
Narrow Mode 180-240 kHz @ 25°
Wide Mode 140-200 kHz @ 42°

Depth
1200ft (366m)
3500ft (1067m)

8000 Watts (PTP), 1000 Watts (RMS)**

10 Hz Precision GPS
Built-In Mapping Humminbird Basemap/AutoChart Live

BLA CodeDescription
104594HELIX 12 CHIRP MEGA SI+ GPS G3N
104594BHELIX 12 CHIRP MEGA SI+ GPS G3N with Navionics+
104592HELIX 12 CHIRP MEGA DI+ GPS G3N
104592BHELIX 12 CHIRP MEGA DI+ GPS G3N with Navionics+
104590HELIX 12 CHIRP GPS G3N

Accessories
103035 Transducer transom hw G2 & G3 GPS HELIX
103037 Transducer transom MEGA+ DI hw HELIX 8 9 10 12 G3
103039 Transducer transom MEGA+ SI hw HELIX 8 9 10 12 MSI G3
103043 Transducer in hull hw G2 & G3 GPS HELIX
103045 Transducer troll hw G2 & G3 GPS HELIX
103047 Transducer trol MEGA+ DI hw HELIX 8 9 10 12 G3
103049 Transducer troll MEGA+ SI hw HELIX 8 9 10 12 MSI G3
103052 Transducer thru hull hw G2 & G3 GPS HELIX
103053 Transducer thru MEGA+ SI hw HELIX 8 9 10 12 MSI G3
103055 Transducer troll adapter MDI+ HELIX & SOLIX
103056 Transducer troll adapter MSI+ HELIX & SOLIX
103057 Transducer transom hardware MSI+ HELIX SOLIX
103060 Cable collector HELIX 8 9 10 12 G1 G2 G3
103604 Power cable to suit HELIX series
103727 Gimble mount t/s HELIX 12
102233 In dash mount kit t/s HELIX 12