Heavy Duty 4 Pin Mic Connector Pair – GX25, 20A 300V, Extra Large

Reliable 4 Pin Mic Connector for Power Applications

Looking for a tough, high-quality 4 pin mic connector for your next project? This heavy-duty GX25 connector is built for serious current and voltage—perfect for connecting power in demanding environments. Each set includes one male chassis mount connector and one female inline connector, making it ideal for clear, secure connections in audio, power distribution, and equipment wiring projects.

Key Features of the GX25 Heavy Duty 4 Pin Mic Connector

• 4 Pin Mic Connector Pair: Each package comes with a male chassis connector and a female inline connector.
• GX25 Connector Design: Extra-large, robust construction for dependable connections.
• High Power Rating: Supports up to 20A current and 300V AC or DC (not rated for making or breaking live circuits).
• Handles Thick Wires: Works with wire sizes up to 12AWG; some 10AWG types may fit.
• Solid Metal Pins: Male chassis pins are solid, not split or hollow—ensuring durability and secure contact.
• Keyed for Safety: All connectors are polarity-keyed to prevent incorrect insertion and reverse polarity.
• Solder Cup Connections: Easy to solder for reliable and long-lasting wire attachment.
• Includes Hardware: Comes with a rubber cap for the male connector, three mounting screws, washers, and nuts for easy installation.

Technical Details & Dimensions

• Contact Voltage Rating: 300V (AC/DC)
• Contact Amperage Rating: 20A
• Compatible Wire Size: Up to 12AWG (some 10AWG may fit, but best for 12AWG)
• Internal Solder Cup Diameter: 0.110" (2.80mm)
• Mounting Hole Diameter (chassis male, recessed): 0.978" (24.84mm)
• Overall Flange Diameter (chassis male): 1.649" (41.90mm)
• Flange Mounting Hole Center Distance: 1.089" (27.89mm)
• Mounting Hole Diameter: 0.136" (3.47mm)
• Recessed Depth (chassis male, including solder cups): 0.719" (18.27mm)
• Overall Depth (chassis male, including cups & threads): 1.059" (26.91mm)
• Pin Spacing (male/female connectors): 0.275" (7.00mm)
• Pin Diameter: 0.136" (3.45mm)

• Female Inline Connector (black portion) Diameter: 0.821" (20.56mm)
• Female Inline Connector Overall Length: 2.006" (50.97mm)
• Max Diameter with Thread Ring: 1.095" (27.82mm)
• Max Cable Diameter (rear cable clamp): 0.442" (11.25mm)
• Min Cable Diameter (rear clamp holds): 0.347" (8.81mm); for smaller cables, use tape or heatshrink

• Included Screw Max Length: 0.473" (12.02mm)
• Usable Screw Length (panel thickness): 0.332" (8.45mm)

Applications & Benefits

The GX25 4 pin mic connector is perfect for audio gear, high-current power connectors, and custom cable assemblies. Its extra-large, heavy-duty build is a great fit for power tools, ham radio setups, and other situations where you need a rugged, high-amp connector you can count on.

Please note: for safety, never use the male chassis for power output; always use it for input to avoid exposed live pins.

What’s Included in the GX25 4 Pin Mic Connector Set?

• 1 Female Inline Connector (GX25 style)
• 1 Male Chassis Mount Connector (GX25 style)
• 3 Mounting Screws
• 3 Washers
• 3 Nuts
• Protective rubber cap for the male connector

Whether you’re upgrading your high-amperage connectors or starting a new DIY project, this GX25 heavy-duty 4 pin mic connector pair delivers reliable performance and easy installation.