Tech Specs
In The Box
Trim piece snap covers
GPS 24xd NMEA 2000 (with pole mount, flush mount and under deck mount adapters)
Protective cover
Flush mount hardware
Power cable
NMEA 2000 2 m backbone/drop cable
NMEA 2000 6 m backbone cable
NMEA 2000 power cable
NMEA 2000 T-connector & terminator kit
Documentation
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
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Tech Specs
In The Box
Trim piece snap covers
GPS 24xd NMEA 2000 (with pole mount, flush mount and under deck mount adapters)
Protective cover
Flush mount hardware
Power cable
NMEA 2000 2 m backbone/drop cable
NMEA 2000 6 m backbone cable
NMEA 2000 power cable
NMEA 2000 T-connector & terminator kit
Documentation
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
Garmin GPSMAP 8622 22-Inch Marine Chartplotter with CHIRP Sonar and Advanced Navigation
Introduction
The Garmin GPSMAP 8622 is a professional-grade multi-function display built for mariners who prioritize navigation accuracy, fish-finding capability, and real-time situational awareness on the water. This 22-inch touchscreen chartplotter combines integrated CHIRP sonar, preloaded coastal and inland mapping, and dual-frequency fish detection into a single helm-mounted system that delivers measurable performance gains for fishing, cruising, and competitive sailing operations.
Key Features
- 22-inch Full HD IPS touchscreen with edge-to-edge display design for superior daylight visibility and polarized sunglasses compatibility
- Preloaded Garmin Navionics+ mapping with 1-year daily update subscription included for current chart data and seasonal fishing information
- CHIRP sonar technology achieving up to 70% better target separation compared to traditional single-frequency systems
- Maximum sonar depth capability reaching 1,000 feet for deep-water and offshore applications
- SailAssist tools providing race start guidance, wind condition analysis, and tactical overlays optimized for competitive sailing
- Dual networking connectivity via NMEA 2000 and Wi-Fi for seamless integration with compatible Garmin devices, wireless chart updates, and remote device management
Data Insights
The GPSMAP 8622 delivers sonar performance metrics that distinguish it in the marine electronics market. With CHIRP pulse compression technology, the system achieves up to 70% improved target separation, enabling users to distinguish individual fish and bottom structure with clarity that traditional sonar cannot match. Depth measurement capability extends to 1,000 feet, making this chartplotter suitable for deep-sea fishing, offshore navigation, and continental shelf exploration where competing units max out at significantly lower ranges.
Usage Instructions
Mount the unit securely to your helm using the included flush-mounting bracket, then connect to your vessel's 12- or 24-volt power supply. Power on and follow the interactive setup wizard to configure GPS, sonar transducer type, and mapping preferences. Access maps, sonar views, and sailing data through the intuitive touchscreen interface. Layer multiple data views simultaneously, customize alert thresholds for depth and temperature, and save waypoints directly to your chart database during navigation.
Design & Material
The GPSMAP 8622 features a modern, integrated helm design that minimizes required panel space while maximizing display real estate. The unit is engineered specifically for marine environments, with materials and sealing designed to withstand saltwater spray, UV exposure, and constant moisture conditions without performance degradation.
- High-quality glass touchscreen rated for durability against inadvertent strikes and regular salt-spray washdown
- Marine-grade aluminum and stainless steel housing materials resist corrosion in saltwater and brackish environments
- UV-resistant topcoat prevents screen discoloration and housing fade during extended sun exposure
- Edge-to-edge glass design creates a seamless, contemporary appearance while eliminating dirt-trap bezels common to older units
- Water-resistant gaskets and sealed electrical connectors meet marine-grade ingress protection standards for deck washdown and heavy rain conditions
- Lightweight construction relative to screen size enables single-technician installation without structural reinforcement to most helm configurations
Final Verdict
The Garmin GPSMAP 8622 is the chartplotter choice for mariners who refuse to compromise on sonar clarity, mapping currency, or navigation reliability. The 70% target separation advantage in CHIRP sonar, 1,000-foot depth capability, and included Navionics mapping with daily updates justify the investment for serious anglers targeting structure-dependent species and cruisers navigating unfamiliar coastlines. Its marine-grade materials and intuitive touchscreen interface eliminate the performance and usability gaps that budget units introduce. Order your GPSMAP 8622 today and operate with the navigational intelligence and fish-finding certainty that professional mariners demand.











Garmin Warranty