Best 2 Prong Harnesses: Top 10 Picks for Easy Lighting Setup

Looking for the best 2-prong harnesses for your LED marker lights or trailer lighting system? Discover our top 10 picks to simplify your installation and enhance your vehicle’s lighting setup with ease.

2-prong wire harnesses are essential for LED marker lights and trailer lighting systems. They make installation quick and hassle-free, ensuring clean wiring layouts and reliable performance. Whether you’re upgrading your vehicle or replacing old parts, the right harness can save you time and effort.

These harnesses come in various lengths and plug counts, catering to different needs. They are waterproof, corrosion-resistant, and DOT certified, ensuring durability and safety. With easy-to-cut rolls, you can customize them to fit your specific requirements.

Choosing the best 2-prong harness can transform your lighting setup. Our guide highlights top-rated options, ensuring you find the perfect match for your vehicle. Get ready to discover the ideal harness for your needs!

List of Top 10 2 Prong Harnesses

Title	Best For	Price
TMH 20 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation	This 20-count wire harness roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. It’s ideal for DIYers or professionals looking for clean wiring layouts and reliable connections.	View on Amazon (paid link)
Ronybuy 150 Count 2-Prong Wire Harness Roll Double Female Bullet Plug Wires	This Ronybuy 150 Count Wire Harness Roll is perfect for anyone who needs to replace or repair trailer lights, marker lights, or clearance lights on trucks, trailers, ATVs, campers, or utility vehicles. It’s easy to cut and use, making it ideal for DIY projects or professional repairs.	View on Amazon (paid link)
Ronybuy 20 Count 2-Prong Wire Harness Roll Double Female Bullet Connector	This Ronybuy 20 Count 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer, truck, or vehicle lights. It’s easy to use and cuts to size, making it ideal for DIY projects or professional repairs.	View on Amazon (paid link)
Partsam Double Male Bullet Plugs 2 Prong Continuous Wire Harness Roll for Side Clearance Marker Light,150 Male Plugs, 6″ Lead Between Plugs	This wire harness roll is perfect for anyone who needs to connect side marker lights on trucks, trailers, or other vehicles. It’s easy to use and works great for clearance lights that need a 2-prong male plug.	View on Amazon (paid link)
TMH 50 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation	This TMH 50 Count 2-Prong Wire Harness Roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. It’s ideal for DIY enthusiasts or professionals looking for reliable, waterproof wiring solutions.	View on Amazon (paid link)
Ronybuy 50 Count 2-Prong Wire Harness Roll Double Female Bullet Light Plug	This Ronybuy 50 Count 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer, truck, or vehicle lights. It’s easy to use and cuts to size, making it ideal for DIY projects or professional repairs.	View on Amazon (paid link)
TMH 100 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation	This TMH 100 Count 2-Prong Wire Harness Roll is perfect for anyone needing quick, hassle-free wiring for LED marker clearance lights. It’s ideal for DIY projects or professional installations where clean, reliable connections are a must.	View on Amazon (paid link)
Ronybuy 20x 2-Prong Wire Harness Roll Double Male Bullet Plug Connector	This Ronybuy 20x 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer lights, side markers, or clearance lights. It’s great for trucks, trailers, ATVs, campers, and more.	View on Amazon (paid link)
TMH 20 Count of “2-Prong Male” Wire Harness Roll 18 Gauge – 6″ Spacing Double Male Bullet Plug for LED Marker Clearance Lights Quick Hassle-Free Installation	This TMH 20 Count Wire Harness Roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. Whether you’re working on a vehicle, trailer, or RV, this product makes lighting setup simple and efficient.	View on Amazon (paid link)
GG Grand General 86099 2 Prong Continuous Wire Harness, 24 Inches, 60 Plugs per Roll	This wire harness is perfect for anyone who needs a reliable and easy-to-install solution for their vehicle or equipment. It’s great for trucks, trailers, boats, and more, making it ideal for DIY projects or professional use.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 2-prong harnesses carefully selected for quality, durability, and ease of use. Whether you need waterproof plugs, DOT certification, or hassle-free installation, this guide highlights the best options for LED marker lights, trailers, and more. Find the perfect fit for your needs and enjoy reliable performance every time.

1. TMH 20 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation

The TMH 20 Count Wire Harness Roll is perfect for LED marker clearance lights. It features double female bullet plugs for easy connections. Each roll includes 20 plugs and measures 19 feet long.

The 18-gauge Tinned Copper wire is waterproof and corrosion-resistant. Each section is 12 inches long, including the plug. The female double-bullet plug fits 0.180-inch male terminals perfectly.

Installation is quick and hassle-free with a plug-and-play setup. The product comes with a 1-year warranty for peace of mind. Enjoy cleaner wiring layouts and reliable performance.

Pros	Cons
Quick install with plug-and-play design for hassle-free wiring. 20 plugs per roll, cut to fit your exact needs. Waterproof and corrosion-resistant for durable performance. 12-inch spacing ensures clean and organized wiring layouts. 1-year warranty for peace of mind and reliable support.	Limited to 12-inch spacing, may not fit all setups. No male connectors included, requires separate purchase. Bulk roll might be too long for smaller projects.

Perfect For:

This 20-count wire harness roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. It’s ideal for DIYers or professionals looking for clean wiring layouts and reliable connections.

Ready to Purchase?

View Price on Amazon (paid link)

2. Ronybuy 150 Count 2-Prong Wire Harness Roll Double Female Bullet Plug Wires

Ronybuy’s 150-count wire harness roll is perfect for side marker clearance lights. It’s a continuous 2-prong female wire harness you can cut to fit your needs.

Waterproof plugs, quality 18AWG wire, and DOT Certified. Works with trucks, trailers, ATVs, and more.

Replace OE plugs for tail, trailer, or marker lights. Corrosion-resistant and anti-aging for long-lasting use.

Pros	Cons
150-count roll lets you cut to perfect length for any project. Waterproof plugs ensure reliable performance in all weather. DOT Certified and meets SAE standards for safety. Versatile use for trucks, trailers, ATVs, and more. Durable 18AWG wire resists corrosion and aging.	Limited to 2-pin connections, not for other plug types. No male connectors included, requires separate purchase. Fixed lead spacing, may need extra work for custom setups.

Perfect For:

This Ronybuy 150 Count Wire Harness Roll is perfect for anyone who needs to replace or repair trailer lights, marker lights, or clearance lights on trucks, trailers, ATVs, campers, or utility vehicles. It’s easy to cut and use, making it ideal for DIY projects or professional repairs.

Ready to Purchase?

View Price on Amazon (paid link)

3. Ronybuy 20 Count 2-Prong Wire Harness Roll Double Female Bullet Connector

The Ronybuy 20 Count 2-Prong Wire Harness Roll is perfect for side marker clearance lights. You can cut it to fit your needs easily.

It works with tail lights, trailers, and more. Use it on trucks, ATVs, or campers without hassle.

Waterproof design keeps it safe. DOT Certified and 2-year warranty ensure quality.

Pros	Cons
20-count roll lets you cut to fit any project. Waterproof design ensures durable, long-lasting use. DOT Certified and SAE compliant for safe, reliable performance. Versatile application for trucks, trailers, and more.	Limited to 2-pin applications, not suitable for all setups. No male connectors included, requires separate purchase. Fixed lead spacing may not fit all custom needs.

Perfect For:

This Ronybuy 20 Count 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer, truck, or vehicle lights. It’s easy to use and cuts to size, making it ideal for DIY projects or professional repairs.

Ready to Purchase?

View Price on Amazon (paid link)

4. Partsam Double Male Bullet Plugs 2 Prong Continuous Wire Harness Roll for Side Clearance Marker Light,150 Male Plugs, 6″ Lead Between Plugs

Partsam Double Male Bullet Plugs are perfect for side marker lights. This wire harness roll includes 150 plugs with a 6-inch lead between each one. It’s a universal fit for many vehicles.

Use it on trucks, trailers, ATVs, and more. Works with any 2-prong male plug lights.

Pros	Cons
150 plugs per roll for long-lasting use. 6-inch lead between plugs for easy installation. Universal fit for trucks, trailers, and more. Double male plugs for reliable marker light connections.	Limited to 2-prong lights only, not universal for all setups. No female connectors included, requires extra parts for use. Fixed 6″ lead length may not fit all installations.

Perfect For:

This wire harness roll is perfect for anyone who needs to connect side marker lights on trucks, trailers, or other vehicles. It’s easy to use and works great for clearance lights that need a 2-prong male plug.

Ready to Purchase?

View Price on Amazon (paid link)

5. TMH 50 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation

The TMH 50 Count Wire Harness Roll is perfect for LED marker clearance lights. It comes with double female bullet plugs for easy connections. Each roll includes 50 plugs and measures 49 feet in length.

Installation is quick and hassle-free. You can cut the roll to your needed length. It also comes with a 1-year warranty for peace of mind.

Pros	Cons
Quick install with plug-and-play design for hassle-free setup. 50-count roll lets you cut to fit any project. Waterproof, corrosion-resistant wiring for long-lasting use. 1-year warranty ensures peace of mind after purchase.	Limited to 12-inch spacing, may not fit all setups. No male connectors included, requires separate purchase. Bulk roll can be hard to store if not fully used.

Perfect For:

This TMH 50 Count 2-Prong Wire Harness Roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. It’s ideal for DIY enthusiasts or professionals looking for reliable, waterproof wiring solutions.

Ready to Purchase?

View Price on Amazon (paid link)

6. Ronybuy 50 Count 2-Prong Wire Harness Roll Double Female Bullet Light Plug

The Ronybuy 50 Count 2-Prong Wire Harness Roll is perfect for side marker clearance lights. It’s a continuous roll you can cut to fit your needs.

Waterproof plugs keep it safe in all weather. 18AWG wire ensures durability. It’s DOT Certified and meets SAE standards.

Use it on trucks, trailers, ATVs, and more. Fits any 2-pin female plug light. Comes with a 2-year warranty and 45-day money-back guarantee.

Pros	Cons
50-count roll lets you cut to fit any project. Waterproof plugs ensure reliable performance in all weather. DOT Certified and SAE compliant for safe use. Versatile application for trucks, trailers, and more.	Limited to 2-prong connectors, not for other types. No male plugs included, only female ends. May need extra tools for custom cuts.

Perfect For:

This Ronybuy 50 Count 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer, truck, or vehicle lights. It’s easy to use and cuts to size, making it ideal for DIY projects or professional repairs.

Ready to Purchase?

View Price on Amazon (paid link)

7. TMH 100 Count 2-Prong Wire Harness Roll Double Female Bullet Plug 18 Gauge – 12″ Spacing Extra Long for LED Marker Clearance Lights Hassle-Free Installation

The TMH 100 Count 2-Prong Wire Harness Roll is made for fast, easy wiring. It uses 18-gauge tinned copper wire and a waterproof plug for a clean fit.

It has 100 pieces in one roll. Each one is 12 inches long. It is easy to cut and simple to use.

Pros	Cons
Quick install with plug-and-play setup for cleaner wiring. 100 counts per roll, cut to fit your needs. Waterproof, corrosion-resistant design for durable use. 12-inch spacing and universal connectors for easy compatibility. Full-year warranty ensures hassle-free after-sales support.	Limited to 12-inch spacing, may not fit all setups. No male connectors included, requires separate purchase. Bulk roll might be too long for smaller projects.

Perfect For:

This TMH 100 Count 2-Prong Wire Harness Roll is perfect for anyone needing quick, hassle-free wiring for LED marker clearance lights. It’s ideal for DIY projects or professional installations where clean, reliable connections are a must.

Ready to Purchase?

View Price on Amazon (paid link)

8. Ronybuy 20x 2-Prong Wire Harness Roll Double Male Bullet Plug Connector

The Ronybuy 20x 2-Prong Wire Harness Roll is a 20-count continuous roll for side marker clearance lights. You can cut it to fit your needs. It’s perfect for replacing old plugs on tail, trailer, or marker lights.

This roll is 90 feet long with 6-inch spacing between each 2-pin male plug. It fits 2″ and 2.5″ lights and works on trucks, trailers, ATVs, and more.

The waterproof plugs and quality 18AWG wire make it durable and reliable. It’s DOT Certified and comes with a 2-year warranty. Enjoy a worry-free purchase with 45 days money back.

Pros	Cons
20-count roll lets you cut to fit any project. Waterproof plugs ensure reliable performance in all weather. DOT Certified and SAE compliant for safe use. Versatile fit for trucks, trailers, ATVs, and more.	Limited to 2-pin applications, not universal. No female connectors included, extra purchase needed. Fixed lead spacing, less flexible for custom setups.

Perfect For:

This Ronybuy 20x 2-Prong Wire Harness Roll is perfect for anyone who needs to replace or repair trailer lights, side markers, or clearance lights. It’s great for trucks, trailers, ATVs, campers, and more.

Ready to Purchase?

View Price on Amazon (paid link)

9. TMH 20 Count of “2-Prong Male” Wire Harness Roll 18 Gauge – 6″ Spacing Double Male Bullet Plug for LED Marker Clearance Lights Quick Hassle-Free Installation

The TMH 20 Count Wire Harness Roll is perfect for LED marker clearance lights. It features 2-prong male bullet plugs for quick and easy installation.

Each roll includes 20 plugs with 6-inch spacing and 18-gauge tinned copper wire. The waterproof design ensures durability and corrosion resistance.

Cut to your needed length, install in minutes, and enjoy a 1-year warranty for peace of mind.

Pros	Cons
Quick install in just one minute with hassle-free plugs. 20 male bullet plugs for easy customization and cutting. Waterproof, corrosion-resistant wire for durable outdoor use. 1-year warranty ensures reliable after-sales support.	Only fits small jobs. Needs a tight fit. Check the plug size.

Perfect For:

This TMH 20 Count Wire Harness Roll is perfect for anyone needing a quick, hassle-free way to install LED marker clearance lights. Whether you’re working on a vehicle, trailer, or RV, this product makes lighting setup simple and efficient.

Ready to Purchase?

View Price on Amazon (paid link)

10. GG Grand General 86099 2 Prong Continuous Wire Harness, 24 Inches, 60 Plugs per Roll

The GG Grand General 86099 Wire Harness is a versatile solution for your wiring needs. It’s perfect for trucks, cars, trailers, and more. This 24-inch harness comes with 60 plugs per roll, making it easy to use.

It features 18 GA UL listed wires, ensuring safety and reliability. The rounded prong tips allow quick installation and secure connections.

This 2-prong harness is designed for convenience. It’s ideal for various vehicles and simple to work with. Get reliable wiring done effortlessly.

Pros	Cons
Fits many vehicles, from trucks to boats. UL-listed wires ensure safe, reliable connections. Rounded prong tips make installation easy and secure. 60 plugs per roll for convenient, continuous wiring.	Limited length may not suit all vehicle wiring needs. No color coding makes wire identification tricky. Bulk packaging could lead to tangled wires.

Perfect For:

This wire harness is perfect for anyone who needs a reliable and easy-to-install solution for their vehicle or equipment. It’s great for trucks, trailers, boats, and more, making it ideal for DIY projects or professional use.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

2-prong wire harnesses make LED marker lights and trailer lighting systems easy to install. They save time and keep wiring neat.

Choosing the right harness can be fun. You’ll find the perfect fit for your vehicle with our guide.

Here’s what to consider when buying:

Length and Plug Count: Pick a harness with the right length and number of plugs for your needs. Some come in rolls you can cut to size.
Waterproof and Durable: Look for waterproof and corrosion-resistant options to handle all weather conditions.
Wire Gauge: 18-gauge wire is common and works well for most lighting setups.
Plug Type: Choose between double female or double male bullet plugs based on your light connections.
Certification: Ensure the harness is DOT certified for safety and reliability.
Warranty: A good warranty, like 1-year or 2-year, gives peace of mind.
Ease of Installation: Go for plug-and-play or easy-to-cut options for hassle-free setup.

With these tips, you’ll find the best 2-prong harness for your vehicle. Happy wiring!