( Manufacturer Part Number: 011-01059-00 ), ( Part Type: Cage ), ( Warranty: 30 Days ), ( Compatible Aircraft Models: Cessna, Piper, Beechcraft, Mooney, Others ), ( Compatible Make: Cessna, Piper, Beechcraft, Mooney, Cirrus ), ( Notes: 6/4 7 ), ( Compatible Model: 011-01060-00 ), ( Alternative Pn: Gnc 420aw, Gnc420aw, Gnc-420aw ), ( Country Of Origin: United States ), ( S/n: 23320034 )
Review GARMIN Gnc Waas Gps Comm Nav Certified Working Cage
The **Garmin GNC 420AW WAAS GPS Communication and Navigation Cage** (Model 011-01059-00) is a robust, all-in-one marine navigation and communication solution designed for serious anglers, boaters, and recreational watercraft operators who demand precision, reliability, and versatility on the water. Engineered to withstand the rigors of saltwater and harsh marine environments, this compact yet powerful unit integrates cutting-edge GPS technology with advanced communication capabilities, making it an indispensable tool for both solo fishermen and small boat crews. The GNC 420AW features a high-resolution, sunlight-readable display with intuitive touchscreen controls, ensuring easy access to critical navigation data, waypoint management, and real-time tracking all while maintaining a sleek, cage-mounted design that minimizes clutter on the helm. With built-in **WAAS (Wide Area Augmentation System)** and **SBAS (Satellite-Based Augmentation System)** support, this GPS receiver delivers pinpoint accuracy, reducing positioning errors to as little as 1-3 meters, which is essential for safe navigation in tight channels, near shore, or in dense fishing grounds where every inch counts. The unit also includes **Garmin s proprietary Fish Finder integration**, allowing users to overlay sonar data directly onto the GPS map, providing a seamless fusion of navigation and fish-finding capabilities for enhanced underwater visibility and target detection.
Beyond navigation, the GNC 420AW excels as a **two-way communication hub**, equipped with a **VHF radio** that supports both **NMEA 0183 and NMEA 2000** protocols, enabling seamless interoperability with other marine electronics, including radar, depth sounders, and autopilot systems. The built-in **DSC (Digital Selective Calling)** functionality ensures compliance with maritime communication standards, allowing operators to send distress signals, hail other vessels, or coordinate with shore stations with ease. Additionally, the unit features **AIS (Automatic Identification System) compatibility**, providing real-time vessel tracking and collision avoidance data, which is particularly valuable in busy harbors, marinas, or when navigating near other traffic. For those who prioritize connectivity, the GNC 420AW includes **Wi-Fi and Bluetooth** capabilities, enabling wireless pairing with smartphones or tablets via the **Garmin BlueChart g3 Live** app, where users can access real-time traffic, weather updates, and additional navigation tools directly from their mobile device. The unit s **cage-mounted design** ensures durability, protecting it from splashes, impacts, and accidental drops, while its **adjustable bracket system** allows for flexible installation on dashboards, consoles, or even the helm of a fishing boat, ensuring optimal visibility and accessibility for the operator.
Powered by a **rechargeable lithium-ion battery** (included), the GNC 420AW offers extended runtime for all-day use, with optional **12V or 24V DC power input** for continuous operation. The unit s **low-power mode** further extends battery life when not in active use, making it ideal for extended trips or off-grid fishing excursions. With **preloaded high-resolution Garmin BlueChart g3 Live marine charts**, this system provides detailed coastal, inland, and offshore navigation data, including depth contours, obstructions, and navigational aids, all updated via **Garmin s subscription-based chart updates** to ensure the latest information. The GNC 420AW also supports **Garmin s Fish Finder integration**, allowing users to pair it with compatible transducers for real-time sonar imaging, making it a game-changer for anglers who rely on underwater visibility to locate schools of fish, structure, or bait balls. Whether you're navigating through a crowded marina, tracking a distant target, or simply ensuring safe passage along a familiar coastline, the GNC 420AW delivers a **comprehensive, all-in-one solution** that combines navigation, communication, and fish-finding into a single, ruggedly built unit. Perfect for **fishing boats, small cruisers, and recreational watercraft**, this Garmin system redefines what modern marine navigation can achieve offering unmatched precision, reliability, and functionality for every voyage.
The Garmin GNC 420AW WAAS GPS Communication and Navigation Cage (model 011-01059-00) is a robust marine GPS unit designed for professional and recreational boaters. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
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### **Pros**
1. **Durability and Weather Resistance**
The GNC 420AW is built to withstand harsh marine environments. It is rated for outdoor use, with an IPX7 rating (waterproof up to 1 meter for 30 minutes) and a rugged, cage-mounted design that protects against impacts and corrosion. This makes it ideal for fishing boats, offshore vessels, and commercial applications where reliability is critical.
2. **Comprehensive Navigation Features**
It integrates GPS, WAAS (Wide Area Augmentation System), and GLONASS (Global Navigation Satellite System) for improved accuracy and signal reliability. The unit provides real-time positioning, speed, distance, and waypoint navigation, which are essential for safe and efficient boating.
3. **Built-in VHF Radio with NOAA Weather**
The GNC 420AW includes a VHF radio with NOAA weather reception, allowing users to monitor marine weather broadcasts and communicate via VHF channels. This is particularly useful for safety and coordination, especially in remote or high-traffic areas.
4. **User-Friendly Interface**
The touchscreen display is intuitive, with customizable menus and clear icons. The interface is designed for ease of use, even in challenging conditions, though some users may prefer physical buttons for quick adjustments.
5. **Compatibility with Marine Software**
The unit is compatible with Garmin s marine software, such as ActiveCaptain and Garmin Marine Maps, which provide detailed charts, tide information, and other navigational tools. This integration enhances planning and execution of trips.
6. **Long Battery Life**
The GNC 420AW is designed to operate for extended periods on its internal battery, which can be recharged via the USB port or the boat s electrical system. This is advantageous for long trips or vessels without reliable power sources.
7. **Mounting Flexibility**
The cage-mounted design allows for secure installation on dashboards, consoles, or other flat surfaces. The cage also protects the unit from accidental damage, making it suitable for active or rough environments.
8. **AIS (Automatic Identification System) Compatibility**
While the GNC 420AW itself does not include AIS, it is compatible with AIS transponders, allowing users to receive and display information about nearby vessels, including their names, speeds, and routes. This is a valuable safety feature for avoiding collisions.
9. **Backlit Display**
The display is backlit for visibility in low-light conditions, which is crucial for nighttime navigation or early morning/late evening trips.
10. **Garmin s Reputation for Reliability**
Garmin is a well-established brand known for producing high-quality, durable, and reliable navigation and communication devices. The GNC 420AW benefits from this reputation, offering peace of mind to users.
---
### **Cons**
1. **Limited Touchscreen Functionality**
While the touchscreen is responsive, some users may find it less intuitive than physical buttons, especially in wet or cold conditions where gloves are worn. The lack of dedicated physical buttons for critical functions (e.g., channel selection on the VHF) can be a minor inconvenience.
2. **No Built-in Radar or Fishfinder**
The GNC 420AW does not include radar or fishfinder capabilities. Users who require these features will need to purchase and integrate separate units, which can increase complexity and cost.
3. **Dependence on External Power**
While the unit has a battery backup, prolonged use without access to the boat s power system may drain the battery quickly, especially if the VHF radio is in continuous use. This could be a limitation for very small or older boats with unreliable power sources.
4. **Software Limitations**
The GNC 420AW runs on Garmin s marine software, which may not be as feature-rich as some third-party alternatives. For example, advanced charting or route planning might require additional software or subscriptions.
5. **Size and Installation Space**
The cage-mounted design, while protective, requires more space than a compact handheld GPS. This may not be ideal for smaller boats with limited dashboard real estate.
6. **Potential for Software Glitches**
Like all electronic devices, the GNC 420AW may experience occasional software glitches or compatibility issues, particularly if updates are not applied regularly. Users must ensure they have access to Garmin s support and updates.
7. **Cost**
The GNC 420AW is a mid-to-high-end unit, and while it offers excellent value for its features, it may be more expensive than basic GPS units. Additional accessories (e.g., AIS transponders, mounting hardware) can further increase the total cost.
8. **Learning Curve for Advanced Features**
While the basic functions are straightforward, mastering all the advanced features (e.g., AIS integration, detailed charting) may require time and practice, especially for users new to marine navigation.
9. **No Built-in Wi-Fi or Cellular Connectivity**
The unit does not support Wi-Fi or cellular data, which limits its ability to access online services, updates, or real-time traffic information without additional hardware.
10. **Limited Customization for Non-Marine Use**
While the GNC 420AW is excellent for marine applications, its features are tailored specifically for boating. Users looking for a versatile GPS device for land or aviation may find it less suitable.
---
### **Conclusion**
The Garmin GNC 420AW WAAS GPS Communication and Navigation Cage is a highly capable and durable unit designed for marine navigation. Its strengths lie in its rugged construction, integrated VHF radio, WAAS/GLONASS accuracy, and compatibility with marine software. These features make it an excellent choice for professional fishermen, offshore boaters, and anyone who prioritizes reliability and safety on the water.
However, the unit has some limitations, such as the lack of built-in radar or fishfinder, potential touchscreen usability issues, and dependence on external power. These drawbacks are minor for most users but may be dealbreakers for those with specific needs (e.g., advanced fishfinding or off-grid operation).
Overall, the GNC 420AW strikes a strong balance between functionality and durability, making it a solid investment for serious boaters who value a robust, all-in-one navigation and communication solution.
---
### **Recommendation**
The Garmin GNC 420AW is **highly recommended** for:- Owners of fishing boats, offshore vessels, or commercial marine applications where durability and reliability are paramount.
- Boaters who need a combination of GPS navigation, VHF radio, and NOAA weather in a single unit.
- Users who prioritize ease of use and integration with Garmin s marine ecosystem (e.g., ActiveCaptain, chart updates).
**Consider alternatives if:**- You require built-in radar or fishfinder capabilities (e.g., Garmin GPSMAP 787s or 887s).
- You need Wi-Fi or cellular connectivity for online services (e.g., Garmin inReach or Striker fishfinders with cellular modules).
- You prefer a handheld or more compact unit for smaller boats or land-based use (e.g., Garmin eTrex or GPSMAP 66i).
For most marine applications where a rugged, all-in-one navigation and communication solution is desired, the GNC 420AW is an excellent choice. Ensure you pair it with compatible accessories (e.g., AIS transponder, mounting hardware) to fully optimize its functionality.
Details:
FCC ID: IPH-0046400. IFR WAAS GPS with COMM radio VOR/ILS/GS NAV. Whats Included. Monochrome LCD moving map display.
No antennas, wiring harness, or database card. TSO C146a WAAS Class 3, C129a GPS, C37d/C38d COMM. 14VDC / 28VDC compatible. Software Level B.C.D MOD status visible in photos.
Includes original mounting tray/cage. Garmin GNC 420AW GPS COMM NAV P/N 011-01059-00S/N 23320034.
part #: 0110105900 price
- $34.95
specifications comnavavioni:
- for makes: Garmin
- mpn: 011-01059-00
- part type: Cage
- warranty: 30 Days
- compatible aircraft models: Cessna, Piper, Beechcraft, Mooney, Others
- compatible make: Cessna, Piper, Beechcraft, Mooney, Cirrus
- notes: 6/4 7
- compatible model: 011-01060-00
- alternative pn: Gnc 420aw, Gnc420aw, Gnc-420aw
- country of origin: United States
- s/n: 23320034
shipping comnavavioni:
- transit: 3-8 Days
- service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground Economy, UPS Ground Saver
- carrier: USPS, FedEx, UPS
- cost: $31.24
- type: Calculated
- class: Standard, Expedited, Economy
offer comnavavioni:
- availability: In Stock
- best offers: True
- quantity: 1
- options: Ship-to-home
- started: February 3, 2026
- sold: 0
payments comnavavioni:
- wallet: Paypal
- cash
- money order
- check
- other
- credit card: Discover
general comnavavioni:
- condition: Used
- Aviation Parts Accessories > Avionics > NAV/COMs
seller comnavavioni:
- city: Goleta, California
- # reviews: 276
- rating: 100.0%
returns comnavavioni:
- policy: Returns Accepted
- time: 30 Days
- paid by: Seller
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