My Account
Shopping Cart

Mar-Lan Industries 2011-12-20C Watertight Inline Fuse Holder 20 Amp 12 Gauge

Manufacturer

Mar-Lan Industries

<h3>About Mar-Lan Industries</h3><p>Founded in 1957 and headquartered in Dallas, Texas, <strong>Mar-Lan Industries</strong> has built a decades-long reputation as one of North America's largest manufacturers of wire harnesses and electrical panels. With more than 65 years of hands-on manufacturing experience, Mar-Lan brings precision engineering and consistent quality to a remarkably wide range of industries — from marine and automotive to RV, trailer, truck and van accessories, agricultural, and military markets.</p><h3>A Legacy of Electrical Manufacturing Excellence</h3><p>What sets Mar-Lan Industries apart is the depth of their expertise across the full spectrum of electrical connectivity products. Rather than focusing on a single niche, the company has developed robust product lines that address the real-world wiring and power distribution challenges faced by OEMs and end users alike. Their manufacturing process emphasizes tight tolerances, durable materials, and rigorous quality control — values instilled since the company's earliest days in Dallas.</p><h3>Core Products and Specialties</h3><p>Mar-Lan Industries is best known for its <strong>wire harness assemblies</strong>, which are engineered for demanding environments across automotive, marine, and commercial vehicle applications. These harnesses are designed to simplify installation while delivering long-lasting electrical integrity — a critical concern for any vehicle or vessel where wiring failure is not an option.</p><p>On the marine side, Mar-Lan produces a focused lineup of products tailored to the unique challenges of the water. Their <strong>livewell timers</strong> help anglers maintain optimal conditions for bait and catch, while their <strong>trolling motor plugs</strong> provide secure, weatherproof connections that hold up against moisture, vibration, and UV exposure. <strong>Engine harnesses</strong> round out their marine electrical portfolio, offering boat builders and riggers a reliable, plug-and-play wiring solution that meets the standards of leading outboard and sterndrive manufacturers.</p><p>Mar-Lan's <strong>trailer harnesses</strong> are another standout category, serving the trailer manufacturing industry with color-coded, pre-terminated assemblies that make lighting and brake controller wiring straightforward — even in high-volume production environments. Their <strong>inline fuse holders</strong> and <strong>cable assemblies</strong> further demonstrate the company's commitment to providing complete electrical system solutions rather than isolated components.</p><p>For industrial and commercial customers, Mar-Lan's <strong>electrical panel</strong> manufacturing capabilities offer custom and semi-custom solutions built to specification, reflecting the kind of flexible, relationship-driven manufacturing that has kept their customer base loyal for generations.</p><h3>Industries Served</h3><ul><li>Marine and boating</li><li>Automotive and light truck</li><li>RV and recreational vehicles</li><li>Trailer manufacturing</li><li>Truck and van upfitters</li><li>Agricultural equipment</li><li>Military and defense</li></ul><h3>Why Choose Mar-Lan Industries?</h3><p>In a market crowded with offshore-manufactured electrical components, Mar-Lan Industries stands out by maintaining their manufacturing roots in Dallas, Texas. Their longevity in the industry — spanning more than six decades — speaks to the quality and reliability customers have come to expect. Whether you're sourcing a single livewell timer for a bass boat or specifying a complete wire harness program for a production run, Mar-Lan Industries delivers the expertise and consistency that professional builders and serious enthusiasts demand.</p>

Part Number

2011-12-20C
06/01/2036 1:42 AM
Sale Price

$12.44

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Mar-Lan Industries 2011-12-20C is a watertight inline fuse holder designed for marine, automotive, and powersports electrical protection. This push-together design features heat-resistant, non-breakable plastic construction that provides reliable circuit protection in harsh environments.

Key Features:

  • 20-amp current rating with 12-gauge wire compatibility
  • Watertight construction protects against moisture and corrosion
  • Heat-resistant, non-breakable plastic housing for durability
  • Push-together design for easy installation
  • Fits standard 1/4" x 1-1/4" blade-type fuses
  • Includes spare fuse storage pocket
  • Ideal for marine, boat, RV, and automotive applications

This inline fuse holder is specifically engineered to withstand moisture, salt spray, and temperature extremes common in marine and outdoor environments. The watertight seal ensures reliable electrical connections while protecting critical circuits from overcurrent conditions.

It was great to come across this web site, the ABC parts house could not help me at all when I ask for this part. Thanks for being able to help me, now I can fix my son's truck!

Easy to do business with

Fair price, good product and fast delivery

Usually use rockauto, a few dollars more here but shipping seems like i will get it 1 day sooner so im giving your site a try

First time shopping with autoplicity. Competitive pricing, free shipping. Parts delivered on time. Unfortunately experience with subsequent order wasn't as good.

Like it.

Found what I was looking for quick and easy.

Best price on FX400, smooth easy website.

Ordering and paying with amazon was pretty painless.

Just what you want from a merchant but don't expect; fast, courteous service and attention to the details of your order. I'm a happy consumer. Thank you, Autoplicity. I'll be back.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy