RadioShack Soldering Irons

5 RadioShack Soldering Irons

RadioShack 6400039
RadioShack Cordless Battery-Powered Soldering Iron
Max temperature of 1050°F
LED light illuminates
RadioShack 6400255
RadioShack Soldering Starter Kit with 20-Watt Soldering Iron
Rosin-core solder
Desoldering vacuum pump
RadioShack 642051
RadioShack 15-Watt Soldering Iron with Grounded Tip
Heats tip to 590F
15W Heating Element
RadioShack 6400206
RadioShack 25-Watt Pro-Line Soldering Iron
Includes safety stand
Max temperature of 1003°F
RadioShack 6402802
5-Piece Soldering Tool Set
Max temperature of 700°F

Customer’s Choice: the Best Rated RadioShack Soldering Irons

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RadioShack is a trusted electronics company that sells all sorts of products, including soldering irons. Whether you’re building your circuit board or fixing an old laptop, these tools are indispensable.
It’s important to have the right tool for a job, and RadioShack soldering irons are no exception. If you need a new one but don’t know which one is best for your needs, this article should help point you in the right direction.What is the best RadioShack soldering iron? This is a common question and one we hope to answer for you. In this article, the soldering experts will review some of the most popular models on the market and give you some tips that will help you make your decision. Whether you are looking for a cheap model or want to spend more money, there are options available here that will suit your needs.

RadioShack Cordless Battery-Powered Soldering Iron – the Editor’s choice!

Keep your soldering iron handy with this reliable, compact design. The cordless battery-powered soldering iron is lightweight and fits easily in a pocket so that you can work anywhere! This portable model has a range of up to 300 watts and heats to 365 degrees Fahrenheit in just 7 seconds.

It includes an LED light for illuminating any dark spaces or places where there isn’t much natural light. The durably made tip comes pre-installed with a built-in ceramic heating element, adding extra stability and longevity to the design. Just remember to keep it covered with its protective cap when not in use.


  • Lightweight and compact;
  • Heats up to 365F in 7 seconds;
  • The in-built LED light;
  • Durable tips;
  • Has a protective cap;


  • Not all batteries can work with it;
  • Pricey;

This portable cordless battery-powered soldering iron is perfect for any task requiring a hot, flowing solder! Equivalent to a 15W soldering iron and with a maximum temperature of 1050F it heats up quickly and easily slips into your pocket. The rugged design is easy to replace parts, with a heated tip included for lifetime use.

RadioShack Soldering Starter Kit with 20-Watt Soldering Iron – the best for beginners!

Do you ever just look at your soldering iron and feel like this needs to be an easier process? Yes, it’s time for the RadioShack Soldering Starter Kit with 20-Watt Soldering Iron. You’ll learn how easy soldering really is but, if you’re a real beginner we also got your back just in case.

This useful starter kit includes everything you need to get started-including a stand so that your work area stays mess-free! With plenty of helpful tips and tricks, not only will master the technique faster than expected but will enjoy it too. And because safety matters there’s even a vacuum pump to remove excess solder fumes!


  • Good for small repairs;
  • Comfy grip;
  • Includes a stand and cleaner;
  • Chisel, come and fine-point tips;
  • Great starter kit for beginners;


  • There are many Chinese counterfeits;
  • Flimsy build;

The 20W Soldering Iron is small and lightweight for comfort, but still powerful enough for the job. It includes rosin-core solder, a variety of tips and features a stand that provides storage space.

RadioShack 15-Watt Soldering Iron with Grounded Tip – the best for craft projects!

This 15-watt soldering iron is just what you need for any electronics project, even for work on integrated circuits. Made with safety in mind, it features a grounded tip and stand – so power outages won’t spoil your hard work.

With a heating element that heats up to 590F within seconds (and stays at constant temp), you’ll be able to make fast progress on the job. And because the cord is 5.2 feet long, you’ll have plenty of room around your workspace – without having to worry about electrical cords getting tangled.

When it comes to functionality, this soldering iron has everything you could want – a UL-listed heating element heats your solder so quickly (within 2 minutes), ten 6-inch tips are included, soldering tip attached, and much more.


  • Long cord;
  • Good for crafting projects;
  • Easily heats up to 590F;
  • UL listed;
  • Holds the temperature level;


  • Only for light-duty jobs;
  • Only for soft solder types;

It’s time to put your soldering skills to the test with this sturdy and reliable 15W Soldering Iron. It will create excess heat that you need with the help of a grounded tip and a long power cord.

RadioShack 25-Watt Pro-Line Soldering Iron – the best for professional use!

The Radio Shack 25-Watt Pro-Line Soldering Iron is a great choice for aspiring engineers and all soldering enthusiasts out there. This iron features everything you need: an industrial-grade ceramic heating element heats up quickly in just 30 seconds, delivering 1003F maximum temperature.

The ceramic tip ensures that the iron won’t overheat or damage wires on contact.

For added safety, this package includes a safety stand that has been UL tested to ensure it meets all of your needs. Don’t forget about the included chrome-plated tip with the replaceable blade – helpful when it’s time to repair circuitry by braiding cables together.


  • Good for professional use;
  • Premium ceramic heating elements;
  • Quick heating up;
  • Durable tips;
  • Has a safety stand;
  • The tips are easy to change;


  • Counterfeits are possible;
  • Cooling down slowly;

This high-quality soldering iron is great for any heavy-duty project. A ceramic element heats up quickly, so you never have to wait. The replaceable tip ensures long life and durability, while the safety stand keeps it right where you need it when you need it. You can’t do without your RadioShack 25-Watt Pro-Line Soldering Iron.

RadioShack 5-Piece Soldering Tool Set – the best for portability!

Create a radiant soldering experience with this RadioShack 5-piece set that includes everything you need to accomplish your latest project. You’ll be able to make the perfect connection, thanks to this RadioShack 30W soldering pen tip heating to 700F.

The included safety stand helps prevent accidental damage with its UL-listed safety requirements for hot solder. The comfortable design feels really good in your hand, so there’s less chance of getting burned while dealing with hot solder.


  • Great cool-grip designs of the handle;
  • Portable and lightweight;
  • No accidental damage due to the stand;
  • UL listed;


  • Only for light-duty jobs;
  • May overheat;
  • Not enough extra tips;

This portable soldering pen tip heats at over 700 degrees making it super helpful when you need to solder or unsolder something. The iron is also UL listed, so it has safety features that are totally necessary if looks matter just as much as getting the job done right the first time!

The Buyer’s Guide

Types of Soldering Irons:

1) Soldering pencils

This type of soldering iron has a compact size, which can be handy for light-duty projects. It has an adjustable temperature range from approximately 300 degrees to 800 degrees Fahrenheit and is best suited for small tasks like repairing printed wiring board joints or unsoldering connectors.

2) Soldering guns

A soldering gun is a pistol-shaped soldering iron that can be used because it has more capabilities than a pencil. A soldering gun is rated at 100 to 240 watts of power and heats up faster than a pencil. It also comes equipped with transformers to convert 110 V AC to a lower voltage. This device is great for manually regulating temperature levels. 

It’s a good choice for stained glass assembly, light sheet metal, and heavy electrical connections. However, this can be dangerous for joints on electromagnetically sensitive devices and printed circuit boards. Manual regulation of its temperature, as well as the ability to produce electromagnetic spikes when heated, makes it unsuitable for these purposes.

3) Soldering stations

RadioShack also offers various soldering stations. These are more flexible than other types of soldering irons in that they come with auxiliary tools to fill a variety of needs. It typically includes a soldering iron, hot air gun, desoldering gun for e-waste recycling, and infrared heater among other things such as SMD tweezers. Furthermore, it is capable of completing intricate soldering jobs. It is recommended for these tasks in laboratories and workshops.

The best RadioShack soldering irons typically have around 15–35 watts of power and can reach a high temperature, often around 392F. The models with more advanced features will also be able to adjust the temperature automatically, while simpler versions just offer one fixed setting. There are several different types of soldering irons. Traditional corded irons are most commonly used while other options include rechargeable cordless, USB charging and butane-powered models.

How to Choose a Soldering Iron?

  • Wattage. The wattage of a soldering iron is indicative of its heat output. The higher the wattage, the hotter it will get and so you can use lower temperature settings to avoid damaging sensitive components. It is usually best to purchase a soldering iron that runs from 20W to 60W. However, if you know you are going to be using it in commercial applications then look for one with higher wattage;
  • Temperature control. Most RadioShack tools have an adjustable temperature control enabling you to go from room temperatures up to 450 degrees Fahrenheit but some models may only be able to reach 350 degrees Fahrenheit;
  • Soldering tips. One of the most important features that distinguish soldering irons from each other is their tips. Soldering Iron Tips include chisel, needle, and knife. Chisel tip is enough for everyday soldering. Knife and needle tips are best for detailed work while beveled tips would be suitable in general use cases or if drag soldering is necessary. The size of the tip decides how much heat can be transferred: a too-small tip will not transfer as much heat which may result in failing to solder points together adequately; a bigger tip can cause damage to boards should you accidentally use it without being careful;

Are you a professional electrician? Then choose a large, powerful soldering iron. It will be priced accordingly. If not, then consider the size and power of your work area when making this choice. You do not want to have too much excess wire or solder left over after each use if it is difficult for you to store these items in an organized way without taking up too much space on your desk or tabletop. This could make using the tool more challenging and tiresome than necessary because of how hard it would be to locate them again later on during another project where they might be needed again soon afterward.

How to Use a RadioShack Soldering Iron?

A RadioShack Soldering Iron is a device used to heat up and melt conductive material in order to join two electrical circuits. If you are an electronics hobbyist, this tool can be useful for soldering wires or attaching plugs onto circuit boards. 

A basic RadioShack Soldering Iron kit consists of the following components: 

  • a soldering iron;
  • a holder (often made of plastic) with a sponge inside it that will hold molten solder when tipped over at a 45-degree angle while being heated by the tip of the iron;
  • solder wire (electrically non-conducting metal ribbon);
  • soldering flux, which helps create better joints between metals during the heating process but also has other properties such  as anti-corrosive and cleaning properties;
  • fine-tipped pliers for use with solder wire;

The relatively low heat output is not recommended if you plan to work extensively with more than one type of material as each requires specific instructions about how long or high to set the temperature knob (avoid using both lead-free and rosin-core solder at the same time).

Use a RadioShack soldering iron to connect wires. Solder sticks are available and come in different colors for easy identification of the temperature level, although you can also purchase pre-soldered wire. The main disadvantage of using solder is that it requires additional time to cool down before reuse. 

To use a soldering iron, first plug it in and let the tip heat up to the desired temperature. Next, hold your solder wire against the joint that you want to connect until they melt together. Finally, remove excess solder by either blowing on it or using a wet sponge with water for re-soldered joints.


How hot is a 30w soldering iron?

A 30w soldering iron is at least 1300F. This temperature can be too hot for some delicate components such as integrated circuits (ICs), so it’s important to use the correct power rating when removing these parts from a circuit board.

How long does a 40w soldering iron take to heat up?

It takes a RadioShack 40 watt soldering iron about 4-5 minutes to heat.

Is a 25-watt soldering iron enough?

It’s a matter of preference. So, the short answer is yes and no. A 25-watt soldering iron may be enough for small work like assembling circuit boards or connecting wires but not so much if you want to do larger projects such as building an electric guitar amplifier kit with your friends over the weekend. If you have to decide between power and electricity, get a high wattage heating tool. It will be easier to solder pipes without any side effects if the tool has more than 60 watts of capacity.

Why is my RadioShack soldering iron not melting solder?

There are many reasons this could happen, so let’s explore some of them here:

  • The solder you’re using isn’t compatible with your RadioShack soldering iron. Check the package for what it says about compatibility and try to use another type if possible;
  • Your soldering iron may have built up gunk over time that needs cleaning;
  • Your device may just be clogged with solder. To unclog it, you’ll need to heat the tip and use something like a paper clip or safety pin to push out any excess solder;

It’s important to remember that RadioShack soldering irons don’t work for every project – if your job involves high temperatures, you’re going to want a more advanced model. For most people though, these tips should help solve this problem easily.

How do I know if my soldering iron is hot enough?

Don’t worry, you won’t be able to hold it in your hand for long! You will need a soldering stand. When using the iron on a solder joint (not when tinning) apply heat to both surfaces simultaneously until they are hot enough. The surface of the metal is now called “tinned” and should look shiny with an orange coloration like liquid copper or gold leafing; this means that all impurities have been boiled out.

If you still don’t see any change in color after heating each end, then maybe the tip needs cleaning or replacing. 

The soldering stand is important because it provides a safe way to hold the metal while you heat it. It also doesn’t get hot! If your iron starts feeling too hot, then switch off for several seconds and wait for things to cool off before continuing.

A good rule of thumb: if there’s smoke coming from your solder joint when you apply the tip, then that means it’s not quite ready yet. This can happen with thick pieces or large joints and is often remedied by using more flux than usual as well as tinning on larger amounts of additional solder (sometimes called “soaking”).

What is the best wattage for a soldering iron?

The wattage of a soldering iron isn’t an indication of its quality, although the higher wattages are generally better. You should look for irons that have high power ratings and low heat settings because they will be more versatile than midrange models with lower ranges. Standard household outlets in North America operate at 110 to 120 volts AC (VAC) at 60 Hertz (Hz). 

Therefore, if you buy a soldering iron with a voltage rating below 100 VAC-250 VAC then it is safe to plug it into any standard outlet without worry. For those interested in European currents, Japanese plugs, or other global outlets another brand might suit your needs best since some come equipped with input voltage converters.

Do I need flux to solder?

If you are using lead-free solder, then no. If you are soldering with a flux core and not cleaning off the flux afterward, it will corrode your equipment in time because the residue is corrosive. Flux cleans up easy enough so don’t worry about that if you use good quality non-leaded solder.

What can I use instead of flux to solder?

Flux is a chemical compound used in the soldering process to create a more conductive surface. This helps the solder flow better and make an easier connection between two pieces of metal. 

There are some alternatives that you can use, but they don’t necessarily work as well as flux does:

  • A mixture of 60% water with 40% acetone;
  • Vegetable oil or bacon grease (fatty acids) from cooking; 
  • Paint thinner (mineral spirits);

You should generally avoid using these substances because it’s difficult to predict how well they will perform, especially if your application has any specific needs like high heat stability. It might be worth experimenting on old equipment before risking expensive new devices!

Are all soldering irons the same?

No. There are many different types of soldering irons, and each is designed for a specific purpose. For example, an industrial soldering iron has more power than your typical household model because it’s used in electronics assembly where the work may be done on a production line or under extreme conditions that require durability and long life. If you’re just doing occasional hobby repairs or touch-up jobs at home then one of the smaller models will probably suffice.

Video Tutorial: Learn to Solder at Radio Shack

Final thoughts 

When you are looking for a RadioShack soldering iron, it is important to consider the different properties that make up a good one. Different people have different needs and budgets, so we want to help you find an option that suits your specific situation. Whether you need something basic or more advanced, there’s something in this guide for everyone! 

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