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Your Direct Connection for 12V Electrical Industry Expertise.

On the Del City Blog you will find answers and information such as how-to’s, product knowledge, industry news, and more! At Del City, we know how important it is to not just have your supplies, but also to have industry resources.


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Recent Posts

Types of Automotive Relays

Many types of automotive relays exist to meet the demands of various applications. Knowing the differences and understanding what to...
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How To Wire Trailer Lights

Wiring up trailer lights can seem like a task with all the different wires you need to run, splice, and...
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7 Way Trailer Plug Diagram

For large over-the-road vehicles, you can’t go without a 7 way trailer plug and socket. Protect your connection from corrosion,...
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What Is A Fuse?

What is a fuse? Simply put, it's your first line of defense against a short circuit. When a circuit experiences...
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How To Install Battery Cable Repair Splices

Quickly and conveniently repair cable harnesses with battery cable repair splices. Instead of replacing the entire harness, simply replace the...
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What Is A Solenoid?

Overview Often times when working on high amperage applications a solenoid is incorporated into the wiring system. This is due to...
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4 Tips For Choosing Wire Loom

4 Tips For Choosing Wire Loom

Here are 4 tips for choosing the correct wire loom for your project. Protecting your wire is important, and choosing...
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How To Use A Ratchet Crimp Tool

Getting a consistent and quality crimp every time can be tough, but using a ratchet crimp tool can help! In...
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Relay Wiring Diagram: What’s In A Relay?

How do relays work? What's in a relay? What do all of those pins do? How do I wire a...
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