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Description
Humminbird Helix7 Chirp Mdi Gps G3Humminbird HELIX7 CHIRP MDI GPS G3 Metrric Model: 410940 1M NEW to HELIX 7 MEGA Down Imaging: Get unprecedented underwater clarity with coverage down to 125 feet below your boat. You'll unlock new details with up to 3X more output than standard Down Imaging sonar. Dual Spectrum CHIRP: Before you cast, know what's down there thanks to long, well defined fish arches, and a clear view of fish holding structure and the bottom. Powered by our proprietary,
Humminbird HELIX7 CHIRP MDI GPS G3 - Metrric
Model: 410940-1M- NEW to HELIX 7- MEGA Down Imaging: Get unprecedented underwater clarity with coverage down to 125 feet below your boat. You'll unlock new details with up to 3X more output than standard Down Imaging sonar.
- Dual Spectrum CHIRP: Before you cast, know what's down there thanks to long, well-defined fish arches, and a clear view of fish-holding structure and the bottom. Powered by our proprietary, Low Q CHIRP transducer, Dual Spectrum offers two ways to search: wide mode for maximum coverage and narrow mode for maximum detail.
- SwitchFire Sonar: Take command of how your sonar returns appear. With two display modes, you can add or remove detail, account for water depth, temperature and turbulence, even watch lure presentations - all at the push of a button.
- Humminbird Basemap Built-in: Our enhanced standard basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. Identify buoys, day markers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes, plus coastal coverage for the U.S.
- AutoChart Live: Create real-time maps of your fishing spots, with access to patented Humminbird® LakeMaster® features. Map depth contours, bottom hardness and vegetation as you drive your boat, with eight hours of built-in recording time.
- LakeMaster Compatible: Upgrade to the unrivaled accuracy and detail of Humminbird LakeMaster maps. From easy-to-read contours, to highlighted depth ranges, to scrollable lake lists, you'll have all the tools you need to make every moment count
- Includes transducer and mounting hardware, power cable, gimbal mounting bracket.
- Reads in Metric(Meters)and Imperial(Feet)
The HELIX 7 CHIRP MEGA DI GPS G3 fish finder features MEGA Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, GPS and Humminbird Basemap built-in. The 7"", ultra-wide display gives you ample room to view the many pre-loaded split screen view options.
Specifications| Series | HELIX |
| Display Size - Diagonal | 7"" |
| Display Pixel Matrix | 800H x 480V |
| Sonar-Standard | Dual Spectrum CHIRP, MEGA Down Imaging |
| Sonar-Optional | 50 kHz, 50/Low Airmar CHIRP |
| CHIRP - Frequencies Supported | Full Mode (150-220 kHz), Narrow Mode (180-240 kHz), Wide Mode (140-200 kHz) |
| Sonar-Frequencies Supported | 50/83/200/455 kHz |
| Depth-Sonar | 1,200 ft (standard transducer), 3,500 ft (optional 50 kHz) |
| CHIRP - Imaging-Frequencies Supported | MEGA DI (1075-1150 kHz), 455 kHz (440-500 kHz) |
| Depth-Down Imaging | 350 ft (455 kHz), 125 ft (MEGA) |
| Interface | Keypad Control |
| Memory Card Slot | Single Micro SD |
| Power Draw | 800 mA |
| Power Input | 10.8-20 VDC |
| Power Output Peak-to-Peak | 4000 Watts |
| Power Output RMS | 500 Watts |
| Screen Snap Shot | Included |
| Sonar Recording | Included |
| Mount-Standard | Gimbal |
| Mount-Standard Size | 10.54"" W x 5.8"" H x 3.68"" D |
| Mount-Standard Size | In-Dash Mounting Kit |
| Mount-Optional Size | 10.54"" W x 5.44"" H x 1.13"" D |
| Mount-Optional Size | XNT 9 HW MDI 75 T |
| Transducer Mount Location | Transom |
| GPS Chartplotting | Included |
| GPS Receiver | Internal |
| GPS Trackplotting | Included |
| Waypoints, Routes, Tracks/Points | 2,750, 45, 50/20,000 |
| 360 Imaging Compatibility | No |
| Humminbird Basemap | Included |
| LakeMaster Compatibility | Yes |
| Minn Kota i-Pilot Link Compatibility | No |
| Minn Kota Talon Shallow Water Anchor Compatibility | No |
| Navionics Gold/HotMaps Compatibility | Yes |
| Navionics Platinum + Compatibility | Yes |
| Platinum Compatibility | Yes |
| Radar Compatibility | No |
| 5-Port Ethernet Switch Compatibility | No |
| AIS Compatibility | Optional |
| Heading Sensor GPS Compatibility | Yes |
| NMEA2000 | Not Supported |
| Target Separation | 2.5"" |
| Upgradable Software | Yes |
| View Preset Keys | No |
| X-Press Menu System | Yes |
| Custom Digital Readout | Yes |
| Custom View Selections | Yes |
| Display Colors Grayscale | 16-Bit |
| Display Type | Color TFT |
| Temperature | Built In |
| Temperature Alarm | Yes |
| Temperature Graph | Yes |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
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Product Reviews
★★★★★ 5
Great upgrade for a rental apartment mattress
The mattress in my rental place is firm to the point where it almost feels unfinished. Instead of replacing it, I decided to try adding this topper. It made an immediate difference in the way the bed feels when I sit or lie down. There’s a nice cushioned layer that softens that “flat” feeling but still holds its shape. Another thing I noticed is how breathable it is. I expected thick padding to feel warm, but the airflow here feels better than the original mattress surface. Even after moving around, it never felt heavy or stuffy.
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Reviewed in the United States on November 22, 2025
★★★★★ 5
Soft and Comfortable Topper
I got this bamboo mattress topper for a small single bed we keep in our guest room, but I ended up testing it out myself first. The material feels soft and breathable, which is nice because that room can get a little warm in the afternoons. It adds a good amount of cushioning without making the bed too soft. After a couple of nights, my back actually felt better compared to the old mattress alone. I also appreciate that it’s machine washable, because our guest room sometimes doubles as a nap spot for my son after swim class, and spills happen. It dried pretty quickly in the dryer and kept its shape. Overall, it made the bed feel much more comfortable and fresh.
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Reviewed in the United States on November 24, 2025
★★★★★ 5
Added comfort for someone working night shifts
I work odd hours, so my sleep schedule is all over the place. My mattress has always felt a bit too stiff after long shifts, so I got this topper hoping it would help me relax faster. It really changed the overall feel of the bed. The padding has a cushioned lift that makes lying down feel smoother, especially around the shoulders and lower back. Instead of feeling like I’m dropping onto a firm surface, there’s a soft layer that evens out the pressure. What surprised me most is how light the surface feels. Even after staying in one position, it never gets stuffy or heavy. The airflow makes a difference when your body is trying to wind down after work. The fitted pocket also stays tight around the mattress, so nothing shifts when I move. I can stretch out without worrying about the topper sliding off.
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Reviewed in the United States on November 24, 2025
★★★★★ 5
Good option for softening a college apartment bed
I moved into a college apartment where the bed felt like it belonged in a dorm from years ago—flat and stiff. Instead of dealing with it, I tried this topper, and it added a cushiony layer right away. The surface feels much more forgiving when I fall onto the bed after studying or hanging out with friends. It has just enough padding to take away that board-like feeling without making the bed sag. Another thing I noticed is how breathable it is. I expected something this thick to feel warm, but it actually stays cool even if I stay on one side for a long stretch.
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Reviewed in the United States on November 19, 2025
★★★★★ 5
Makes an older family mattress feel brand new
There’s an older mattress in my place that everyone avoids because it feels too worn in the middle. Instead of replacing it, I decided to give this topper a shot. Once it settled on the bed, it added a thick cushioned layer that helped level out the whole surface. Lying down feels smoother, and the middle no longer dips the way it used to. The fabric feels cool when you touch it, and it keeps that same feel even after staying on it for a while. I thought a thick topper might hold warmth, but this one keeps the air moving enough that the bed stays comfortable throughout the night.
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Reviewed in the United States on November 25, 2025