NOCO GC003

NOCO GC003 X-Connect 12V Dual-Size Male Plug Accessory User Manual

Model: GC003

1. Introduction

This user manual provides essential information for the safe and effective use of the NOCO GC003 X-Connect 12V Dual-Size Male Plug Accessory. This accessory is designed to facilitate the charging and maintenance of vehicle batteries via 12V auxiliary ports when used with compatible NOCO Genius Smart Battery Chargers.

2. Product Overview

The NOCO GC003 X-Connect 12V Male Plug Accessory is a versatile connector for standard and mini 12-volt auxiliary ports. It integrates an LED indicator to show when the 12-volt auxiliary port is active and includes a built-in 20A micro-blade fuse for enhanced safety. Its rugged, watertight design ensures reliable performance in various conditions.

Key Features:

  • Dual-size 12-volt male plug connector for compatibility with both standard and mini 12-volt auxiliary ports.
  • Integrated LED indicator to confirm active 12-volt auxiliary port status.
  • Built-in 20A micro-blade fuse for increased safety and circuit protection.
  • Rugged and watertight X-Connect connector for maximum performance and durability.
  • Compatible with NOCO Genius Smart Battery Chargers, including G750, G1100, G3500, G7200, G4, GENIUS1, GENIUS2, GENIUS2X2, GENIUS2X4, GENIUS5, and GENIUS10 models.
  • Note: Not compatible with NOCO Boost or Boost X UltraSafe Lithium Jump Starters.

Product Components:

NOCO GC003 X-Connect 12V Dual-Size Male Plug Accessory

Figure 2.1: The NOCO GC003 X-Connect 12V Dual-Size Male Plug Accessory, showing the male plug, X-Connect female connector, and inline fuse.

Dual-Size 12V Auxiliary Plug

Figure 2.2: Illustration of the dual-size capability, demonstrating how the red cap can be removed for mini 12V auxiliary ports.

Direct Charging via 12V Port

Figure 2.3: The GC003 connected to a vehicle's 12V auxiliary port for direct battery charging. Ensure your vehicle's 12V port remains active when the ignition is off for charging.

Rugged Watertight Connector

Figure 2.4: Close-up of the rugged and watertight X-Connect connector, designed for durability in various environments.

20A Micro Blade Fuse

Figure 2.5: Detail of the integrated 20A micro-blade fuse, providing essential circuit protection.

Compatibility with NOCO Genius Chargers

Figure 2.6: Chart illustrating compatibility with various NOCO Genius and G-series battery chargers.

GC003 Dimensions

Figure 2.7: Diagram showing the overall length of the GC003 accessory, which is 28 inches (71 cm).

3. Setup

Before using the GC003 accessory, ensure you have a compatible NOCO Genius Smart Battery Charger. Refer to the "Product Overview" section for a list of compatible models.

  1. Prepare the 12V Auxiliary Port: Identify the 12V auxiliary port in your vehicle. This is commonly known as a cigarette lighter socket.
  2. Adjust Plug Size (if necessary): The GC003 features a dual-size male plug.
    • For standard 12V auxiliary ports, use the plug with the red cap attached.
    • For mini 12V auxiliary ports (often found in motorcycles or smaller vehicles), carefully remove the red cap to expose the smaller plug size.
  3. Connect to Charger: Connect the female X-Connect end of the GC003 accessory to the male X-Connect output of your compatible NOCO Genius Smart Battery Charger. Ensure a secure connection.
  4. Insert into Vehicle Port: Insert the male plug of the GC003 into your vehicle's 12V auxiliary port.

Important: For the charger to function correctly, the vehicle's 12V auxiliary port must remain powered when the ignition is off. Some vehicles disable power to these ports when the ignition is turned off. Consult your vehicle's owner's manual to confirm.

4. Operating Instructions

Once the GC003 accessory is properly connected to your NOCO Genius Smart Battery Charger and inserted into the vehicle's 12V auxiliary port, the charging process can begin.

  1. Power On Charger: Turn on your NOCO Genius Smart Battery Charger according to its specific operating instructions.
  2. Observe LED Indicator: The GC003 features a small LED indicator on the male plug. This LED will illuminate when the 12V auxiliary port is active and receiving power. If the LED does not light up, check the vehicle's ignition status and the port's functionality.
  3. Monitor Charging: The NOCO Genius Smart Battery Charger will automatically begin charging and maintaining your vehicle's battery. Refer to your charger's manual for details on charging modes and status indicators.
  4. Disconnect: To disconnect, first turn off your NOCO Genius Smart Battery Charger. Then, carefully remove the GC003 male plug from the vehicle's 12V auxiliary port, followed by disconnecting the X-Connect ends.

5. Maintenance

Proper maintenance ensures the longevity and reliable performance of your NOCO GC003 accessory.

  • Cleaning: Keep the connectors clean and free from dirt, dust, and moisture. Use a dry, soft cloth to wipe down the accessory. Do not use harsh chemicals or abrasive cleaners.
  • Inspection: Regularly inspect the cable and connectors for any signs of damage, such as cuts, fraying, or bent pins. Do not use the accessory if it appears damaged.
  • Storage: Store the GC003 in a cool, dry place when not in use. Avoid extreme temperatures and direct sunlight.
  • Fuse Replacement: The GC003 contains a 20A micro-blade fuse. If the accessory stops functioning and the LED indicator does not light up, the fuse may need replacement. To replace, carefully open the fuse holder, remove the old fuse, and insert a new 20A micro-blade fuse. Ensure the fuse holder is securely closed afterward.

6. Troubleshooting

ProblemPossible CauseSolution
GC003 LED indicator does not light up.
  • Vehicle's 12V auxiliary port is not active (e.g., ignition off).
  • Blown 20A micro-blade fuse in the GC003.
  • Poor connection to the 12V auxiliary port.
  • Ensure vehicle ignition is on or that the 12V port is continuously powered.
  • Inspect and replace the 20A micro-blade fuse if blown.
  • Re-insert the plug firmly into the 12V auxiliary port.
NOCO Charger does not detect battery or begin charging.
  • GC003 not properly connected to charger or vehicle port.
  • Vehicle's 12V auxiliary port is not providing power.
  • Battery voltage is too low for the charger to detect (refer to charger manual).
  • Verify all connections are secure.
  • Check GC003 LED indicator; if off, troubleshoot the 12V port (see above).
  • If battery is extremely discharged, direct connection to battery terminals with appropriate clamps may be required (refer to charger manual).
Plug does not fit into 12V auxiliary port.
  • Incorrect plug size for the port.
  • If the port is a mini 12V type, remove the red cap from the GC003 male plug.
  • If the port is a standard 12V type, ensure the red cap is securely attached.

7. Specifications

AttributeDetail
Model NumberGC003
Product Dimensions (Packaging)3 x 2 x 5 inches
Item Weight2.57 ounces
Cable Length28 inches (71 cm)
Connector Type12V Dual-Size Male Plug (Standard & Mini), X-Connect Female
Fuse Type20A Micro-Blade Fuse (Built-in)
ColorBlack & Red
Compatible DevicesNOCO Genius Chargers: G750, G1100, G3500, G7200, G4, GENIUS1, GENIUS2, GENIUS2X2, GENIUS2X4, GENIUS5, GENIUS10.
Incompatible DevicesNOCO Boost or Boost X UltraSafe Lithium Jump Starters.
Specific Uses For ProductVehicle battery charging via 12V auxiliary port.
ManufacturerNOCO
Country of OriginChina

8. Warranty Information

Specific warranty details for the NOCO GC003 X-Connect 12V Dual-Size Male Plug Accessory are provided by the manufacturer. For comprehensive warranty terms and conditions, please refer to the official NOCO website or the documentation included with your product at the time of purchase.

9. Customer Support

For technical assistance, product inquiries, or support, please visit the official NOCO website or contact their customer service department. Up-to-date contact information and support resources can typically be found on the manufacturer's website:

Visit NOCO Official Website

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