Manufacturer
<h3>About WirthCo Engineering</h3><p>With nearly four decades of experience in the automotive aftermarket industry, WirthCo Engineering has established itself as a trusted manufacturer of quality accessories and electrical components. Based in Minneapolis, Minnesota, this engineering-focused company has built its reputation on innovation, holding over 36 patents that reflect a commitment to solving real-world automotive challenges. WirthCo's product philosophy centers on making vehicle maintenance and electrical work easier and safer for professionals and DIY enthusiasts alike.</p><h3>Battery Doctor Brand Excellence</h3><p>WirthCo is perhaps best known for its Battery Doctor® brand, a comprehensive line of electrical accessories designed to help vehicle owners maintain, protect, and monitor their power systems. The Battery Doctor product family includes everything from <a href="/1894-wirthco-battery-disconnect-switches-200143">battery disconnect switches</a> that protect vehicles during storage to sophisticated monitoring systems that track battery health. These solutions are particularly valuable for owners of classic cars, RVs, boats, and seasonal vehicles that require reliable power management.</p><p>The company's expertise extends to complete electrical system protection and maintenance. Their selection of <a href="/1894-wirthco-fuse-2676">fuses</a> and <a href="/1894-wirthco-fuse-blocks-200458">fuse blocks</a> provides essential circuit protection for both OEM replacement and custom electrical installations. Understanding that proper power delivery starts with quality components, WirthCo manufactures <a href="/1894-wirthco-vehicle-battery-2476">vehicle batteries</a> designed to meet the demanding requirements of modern automotive electrical systems.</p><h3>Innovation Meets Practical Design</h3><p>What sets WirthCo apart is their focus on user-friendly design backed by solid engineering. Products like their <a href="/1894-wirthco-multi-purpose-funnel-14561">multi-purpose funnels</a> demonstrate the company's ability to improve even simple maintenance tasks through thoughtful product development. Each WirthCo accessory reflects decades of understanding customer needs in garages, workshops, and on the road.</p><p>Whether you're managing a fleet, maintaining a vintage vehicle collection, or simply looking for reliable electrical components for your daily driver, WirthCo Engineering delivers accessories that combine innovative features with practical functionality. Their continued investment in product development and patent portfolio ensures they remain at the forefront of automotive aftermarket solutions.</p>
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$4.65
In Stock (10+)
Usually delivered within 2 days
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The WirthCo Battery Doctor 31813-7 is a heavy-duty in-line fuse holder designed for ATO and ATC style automotive fuses. This reliable fuse holder provides essential overcurrent protection for 12-volt electrical circuits in automotive, marine, and powersports applications.
Key Features:
This fuse holder is ideal for adding circuit protection to auxiliary lights, stereo systems, power accessories, and other aftermarket electrical components. The durable neoprene housing withstands heat, oil, and vibration, making it suitable for under-hood and harsh environment installations. Fuse sold separately.
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30A Amps
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Andrew Oswald
Very user friendly website.
Eileen
fast and great pricing
Bob
called to ask about fitment. first operator hung up on me after waiting 10 min on hold. called back and hector was able to help me with my order.
Russ Jacob
Best price i could find anywhere. Lightning fast shipping.
bmb221
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Mark Polaina
In stock, fast delivery, painless!
jeffrita74
Slow to ship, but had the best price.
Gunnzo311
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TONY JACK
The price was right, and they were very helpful and told me all about the product I ordered, and had it shipped out to me quickly! <br><br>Thanks!
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