GPSMAP1242xsv Plus 12" Radar Pack with BlueChart US g with GMR18HD+ Radar

GPSMAP1242xsv Plus 12" Radar Pack with BlueChart US g with GMR18HD+ Radar

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GPSMAP1242xsv Plus 12" Radar Pack with BlueChart US g with GMR18HD+ Radar

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GARMIN GPSMAP1242xsv Plus 12" Radar Pack with BlueChart US g with GMR18HD+ Radar is easy to use in any environment and seamlessly integrates into your Garmin marine system. Get built-in support for 1 kW CHIRP traditional sonar for superior target separation and ClearVü and SideVü scanning sonars to see up to 1,000’ below and around your boat at 260 kHz (transducer sold separately).

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GARMIN GPSMAP1242xsv Plus 12" Radar Pack with BlueChart US g with GMR18HD+ Radar

GARMIN 010-023222-51

Pair with Panoptix or Panoptix LiveScope™ easy-to-interpret live sonar (transducer sold separately) to see all around your boat in real time.

Experience unparalleled coverage and detail with preloaded BlueChart® g3 coastal charts and LakeVü g3 inland maps featuring integrated Garmin and Navionics® content and Auto Guidance1 technology.

Upgrade to our reliable premium charts, which add even more industry leading features, such as high-resolution relief shading, to help you on each trip.

If you have multiple Garmin devices on your boat, you can share information — such as maps, user data, radar and IP cameras — among them.

Connect to autopilots, digital switching, weather, FUSION-Link™ audio system, media, VHF, AIS and more from one screen.

Built-in Wi-Fi® connectivity pairs with the free all-in-one mobile app for access to the OneChart™ feature, smart notifications2, software updates, Garmin Helm, Garmin Quickdraw™ Community data and more.

Connect with some of your favorite devices, such as quatix® marine watches, gWind™ Wireless 2 transducers, GNX™ Wind marine instruments and wireless remote controls.

Now you can connect your chartplotter to different kinds of engines, including Yamaha engines.

This exclusive feature brings together all the operations and capabilities of third-party devices, such as EmpirBus™ digital switching, on one screen.


Easily integrate with more engines
Connect to your favorite third-party devices
Easily build your marine system using the best of network connectivity
Navigate any waters with preloaded mapping and coastal charts
See below and around your boat with built-in sonar capabilities (transducers sold separately)
Manage your marine experience from nearly anywhere



Physical dimensions: 13" x 8.9" x 3.1" (33.0 x 22.6 x 7.9 cm)
Display size: 10.3" x 6.4"; 12.1" diagonal
Display resolution: 1280 x 800 pixels
Display type: WXGA display
Weight: 5.8 lbs. (2.63 kg)
Water Rating: IPX7
Polarized Support: Yes
J1939 Compatible: Yes
Power consumption: Max power usage at 10 Vdc: 34.8 W
Antenna: Internal or external over NMEA 2000
Mounting options: Bail or flush
Receiver: 10 Hz high-sensitivity
Garmin Marine Network™ ports: 2

Maps & Memory

Accepts data cards: 2 SD™ cards; 32 GB max
Waypoints: 5,000
Routes: 100
Track log: 50,000 points; 50 saved tracks

Outdoor Recreation Features

Tide tables: Yes

Chartplotter Features

Garmin Radar compatible: Yes
Garmin Sonar compatible: Yes (built-in)
Garmin SmartMode compatible (customizable monitor presets): Yes
Supports AIS (tracks target ships position): Yes
Supports DSC (displays position data from DSC-capable VHF radio): Yes
Supports FUSION-Link™ compatible radios: Yes
GSD™ Black Box sonar support: Yes
GCV™ Black Box sonar support: Yes
ActiveCaptain compatible: Yes
GRID™ (Garmin Remote Input Device) compatible: Yes
Wireless remote compatible: Yes
Sailing Features: Yes

Sonar Features & Specifications

Dual-frequency (50/200 kHz) sonar capable: Yes
Dual-beam (77/200 kHz) sonar capable: Yes
Frequencies supported: Traditional: 50/77/83/200 kHz
Transmit power: 1 kW traditional; 1 kW CHIRP
CHIRP sonar technology. Yes (Built-in)
ClearVü: Yes with CHIRP (built-in)
SideVü: Yes with CHIRP (built-in)
Maximum depth: 5,000 ft at 1kW (depth capacity is dependent on water bottom type and other water conditions)
Bottom lock (shows return from the bottom up): Yes
Water temperature log and graph: Yes
Sonar recording: Yes
Sonar history rewind: Yes


NMEA 2000® compatible: Yes
Transducer pin numbers: 12-pin (orange)
NMEA 0183 input ports: 1
NMEA 0183 output ports: 1
Video input ports: 1 BNC
Video output ports: 1 HDMI
Wireless connectivity: Yes

What's in the Box:

GPSMAP 1242xs Plus chartplotter
Power cable
8-pin transducer to 12-pin sonar adapter cable
Bail mount with knobs
Flush mount kit with gasket
Protective cover
Trim piece snap covers
GMR 18 HD+ radome
Mounting hardware kit
Power cable (15 m)
Network cable (15 m)
Installation instructions
Mounting template