The 10 Best Solder For Electronics-By Experts

Solder wire is a metal alloy (mixture) usually made of lead (Pb) and tin (Sn) which is melted using a hot soldering iron tip. The best solder for electronics is that which creates well-filled solder joints.

BEST SOLDER FOR ELECTRONICS


There are three types of solder: Lead-free solder, Lead-Based solder and Flux solder, as shown in the table and their applications. Similarly, their approximate melting temperature is shown in the table.

Types Of Solder

S.NoType Of SolderApplications
1Lead-Based SolderAerospace and Medical electronics
2Lead-Free SolderBest For Electronics
3Flux SolderBest for Electronics and remove
oxidation from the bonding site.

Solder Melting Temperature

ApplicationStateAlloy and %App Melting Temp
JewelryHard76% Silver( Ag)
21% Copper (Cu)
3% Zinc (Zn)
About 772C / 1426F
Plumbing Soft97% Tin (Sn)
3% Copper(Cu)
About 200C / 400F
ElectricalSoft99.3% Tin (Sn)
0.7% Copper(Cu)
About 227C/ 440F

Best Lead-based solder for electronics is the best understood, are reliable, and preferred in medical electronics. Best Lead-free solder for electronics is available for electronics that need to meet health and environmental requirements. The best solder flux for electronics contains a rosin reducing agent at the core that is released during soldering, removing oxidation from the bonding site.

I used many of the best solder wires for electronics daily, both in my professional carrier as, Test and Repair Electronics Specialist and in all my hobby electronics projects.
I found that those electronics solders are best which creates well-filled solder joints.

We will list down some of the best lead based solders for electronics, guitar, and automotive wiring used for soldering and DIY projects. We compare size and different factors. Here is the list of best lead and lead-free solders for electronics.

Lead-Free Solder:

Solder Flux For Soldering:

Table Of Best Lead-Based Solder For Electronics

S.NoBest Solder Wire For ElectronicsDetails & Price
1MAIYUM 63-37 Tin Lead Rosin core solder wire for electrical soldering
2WYCTIN 60-40 Tin Lead Rosin Core Solder Wire for Electrical Soldering
3HGMZZQ 60/40 Tin Lead Solder Wire with Rosin for Electrical Soldering
4Alpha Fry AT-31604 60-40 Rosin Core Solder
5KESTER SOLDER 24-6040-0027 Wire Solder
6Canfield 60/40 solder for stained glass
7AUSTOR 6 Pack 60-40 Rosin Core Solder, Solder Wire
8Solder Wire with Flux Rosin Core Tin Lead 63/37
9SONEAK 60/40 Tin Lead Solder With Rosin Core For Electrical Soldering
10Whizzotech Solder Wire 60/40 Tin/Lead with Flux Rosin Core for Electronics

Reviews Of Best Solder For Electronics

1. MAIYUM 63-37 Tin Lead Rosin core solder wire for electrical soldering

best solder wire for electronics

Starting the best solder list for electronics, MAIYUM fluxed rosin core solder wire is on the top of all solder wire; It is cost-effective and high-quality solder. It is best to solder for circuit board, DIY home improvement, cable, tv, audio electronics, and all other electrical devices.

This best solder for electronics repair has a low melting point; 361F or 183C. It has high-quality rosin core solder wire; easy to be soldered, flows smoothly, soldering fast, and bonds well.

The solder wire has the composition of tin-lead combination; 63% of tin and 37% of lead is used. There are the following different electrical soldering diameter with a flux content of 1.8%:

  • 0.8mm dia with gross weight 50g
  • 0.6mm dia with gross weight 50g
  • 0.8mm dia with gross weight 100g
  • 0.8mm dia with gross weight 50g
  • 1.0mm dia with gross weight 100g
  • 1.0mm dia with grass weight 50g

If a customer is unsatisfied with the product within 30days, the company guarantees a full refund. The following are a few pros and cons that will help you buy this best solder for electronics.

Pros

  • Low melting point
  • Firmly joins the soldered points.
  • Flows very well
  • Low cost

Cons

  • Mislabeled as “lead-free”

2. WYCTIN 60-40 Tin Lead Rosin Core Solder Wire for Electrical Soldering

best solder size wire for electronics

WYCTIN 60-40 Tin lead Rosin core solder wire is the perfect solder for electronics, Automotive wiring, and PCB Boards. It heats up great and adhered/bonded well.

This is a premium quality solder wire and the perfect combination of Tin and lead ( Tin 60 % and lead 40%) + 1.8% Flux content.

It produces a durable, highly conductive ( This solder conducts even very low voltage current well) and the joints look just as good as any lead-free solder wire.

This solder flows well and has a lower melting point ( 361F/ 183C ) than the lead-free stuff. The following are a few pros and cons that will help you to buy this best lead-based solder wire for electronics.

Pros

  • Highly conductor solder
  • Easily melt
  • Easy to handle
  • 1.8% flux

Cons

  • Not so good for a huge soldering projects

3. HGMZZQ 60/40 Tin Lead Solder Wire with Rosin for Electrical Soldering

best solder for automotive wiring

HGMZZQ is another high-quality tin-lead rosin core solder wire; Melts, wets well and wicks well. The flow is pretty good; having low melting point, produces less smoke, and in the solder joints firmly and beautiful.

This best solder for electronic work has a low melting point; it melts on 361F or 183C. The length is about 472 inches (12 meters); it comes in 60% tin and 40% lead with a flux of 2.2%.

HGMZZQ is the best solder for audio electronics, household appliances, stereos, headset, toys circuit boards, tinning wires, copper wire, wire connectors, and all other electronic repairs.

This best solder for electronics comes in the following sizes:

  • 0.6mm/0.023 inch (0.22lbs)
  • 0.8mm/0.031 inch (0.22lbs)
  • 1.0mm/0.039 inch (0.22lbs)
  • 1.0mm/0.039 inch (1lb)

The company provides 30 days money-back guarantee; here following are a few pros and cons to help you in buying the best solder wire:

Pros

  • Best solder for small electronics
  • Slightly thin than other solders
  • Great flow
  • Economical

Cons

  • It is not good for people who use thicker solder

4. Alpha Fry AT-31604 60-40 Rosin Core Solder

lead solder with Rosin flux core for electrical repair

AlphaFry is the company that produces the best soldering products. This Alpha Fry AT-31604 60-40 Rosin Core Solder (4 Ounces) is Alloy of 60% tin, 40% lead combination is perfect for jobs like fine electrical soldering which requiring lower melt temperatures.

From all my research, 60-40 solder wire is the best for electrical soldering joints. If you tried using lead-free solder, that was a pain to work with as it had a higher soldering temperature.

It is excellent for working on older electronics (or electronics sensitive to the higher heat of lead-free solder. It works perfectly. And work well with butane soldering irons.

AT-31604 60-40 Rosin Core Solder (4 Ounces) is the best size for my use – soldering custom guitar electronics. This solder is exceptional; it flows well and adheres well, even on poorly prepped surfaces. The .062 diameter is excellent for heavy-duty stuff like splicing wires and battery terminals, Drones, and most hobbyist-type PCB work.

Highly recommended, this is a quality product and well worth being used in conjunction with a good soldering iron.

Pros

  • Working perfectly for me Electrical application
  • Great for old and rough surfaces
  • Flow very well
  • Lower melting temperature

Cons

  • The resin smokes a bit
  • The diameter of this is fairly large for small electronics.

5. KESTER SOLDER 24-6040-0027 Wire Solder

best solder iron wire for guitar

Kester soldering wire is the best solder brand; known for its high-quality, wets well, and flows beautifully. This best solder is highly recommended for electronics, SMD components, circuit boards, guitars, PCBs, and all commercial-grade electronics.

Kester Solder wire comes in a 60/40 tin-lead, 60% of Tin and 40% of lead.; The conductivity of solder is pretty good, and the quality of flux makes the difference.

This best solder wire has a low melting point and instant wetting action. The spool weight is about 1lb, and it comes in different sizes.; The length of the wire is about 380-400 feet or 115.8- 121.9 meters per round.

The following points will help you in buying this best solder:

Pros

  • Best solder for electronics
  • Good solder for prototyping
  • Low melting point
  • Easy to use

Cons

  • Little bit costly.

6. Canfield 60/40 solder for stained glass

best solder for stained glass

Canfield 60/40 wire solder is drawn to 0.125 in diameter. For most solders, this is the “standard” diameter. Sunshine has been selling Canfield 60/40 continuously for 40 years now. While it isn’t the least expensive solder, it has the best performance for stained glass work. It flows easily and has a bright silvery finish.

If You had used many different solders over the years for my stained glass pieces, I believe Canfield 60/40 is the best solder for most of the enormous soldering projects.

Using the best electric or butane soldering iron for soldering, its melting temperature is 361-367°F. It does melt good and spreads well as needed to be to make the joint look good the solder shines.

Pros

  • Best solder wire for stained glass
  • Easily flow and melt
  • Bright and detailed silvery finish

Cons

  • Not for small PCB boards.

7. AUSTOR 6 Pack 60-40 Rosin Core Solder, Solder Wire

best solder size for electronics

Austor solder is another best solder wire on the list, easy to use, has a smooth flow, better quality, and economical. It is recommended as the best solder for keyboard, motherboard, camera, computer, TV, radio, cell phones, stereos, circuit boards, and electronic devices.

This best solder wire comprises a mixture of Tin (60%) and Lead (40%) with a flux of 2.0 rosin core. It has better solder ability both in electrical and thermal conductivity.

This best solder for electronics has a low melting point from 185C (365F) to 190C (374F). You can put the solder in the pocket to carry it everywhere.

 There is a six-pack of solders each of 20g; the diameter is 0.8mm (0.032 inches), and a plastic tube covers it from dust and moisture. There are following a few pros and cons which will help you to buy this best soldering wire:

Pros

  • Great rosin core solder
  • Easy to handle
  • Low melting point
  • Best for a tiny soldering job

Cons

  • The container cap is very tight.

8. Solder Wire with Flux Rosin Core Tin Lead 63/37 For Electronics

best solder and flux for electronics

Updating the best solder list, we have another best soldering wire for electronics; it is robust, reliable, and has an anti-mechanical tangible impact. It is the best solder for guitar electronics, printed circuit boards, drone building, TV circuit boards, and small electronics.

Icespring soldering wire is a pen-packed solder core with rosin, which can decrease oxidation of the metal with which it is soldered. It has good solderability, insulation resistance, No spattering, and non-corrosive.   

The solder comes with a diameter of 0.031 inches (0.8mm) in a combination of 63% Tin and 37% lead. This best solder to use for electronics has a low melting point of 183C (361.4F); has good solder fluidity with a short wetting time.

This best solder for small electronics comes in the following sizes:

  • Small (1 solder wire in plastic storage tube; weight = 0.4ounces)
  • Large (1 solder wire in plastic storage tube; weight= 0.81 ounces)
  • Large (2 pack) (2 solder wires in plastic storage tube; weight= 2.4 ounces)
  • Large (3pack) (3 solder wires in plastic storage tube; weight= 3.2 ounces)

Here are some pros and cons to help you in buying the best solder wire:

Pros

  • Best solder for small electronics
  • It comes in a beautiful case
  • Ergonomic dispenser
  • Leave the joints shinny

Cons

  • Not suitable for heavy soldering jobs.

9. SONEAK 60/40 Tin Lead Solder With Rosin Core For Electronics Soldering

best solder for audio electronics

Soneak soldering wire is a high-quality rosin core solder; excellent soldering capabilities of electrical soldering, DIY projects, seal wire connectors, stereo, audio electronics, toys, tv circuits, PCBs, repairing home appliances, and all other electronic repairs.

This best solder comes in 60% of Tin and 40% lead ratio, with flux 2.0% and high conductivity. It has a low melting point of 182C (361F), the solder can quickly melt, and you can do your job.

Soneak soldering wire has pretty good flow, produces less smoke, has excellent soldering ability, and can solder the joints firmly. This best solder comes in the following sixes:

  • 0.6mm/ 0.0236 inch (weight=100g)
  • 0.6mm/ 0.0236 inches (weight=150g)
  • 0.8mm/ 0.0315 inches (weight=100g)
  • 1.0mm/0.039 inches (weight=50g)
  • 0.8mm/ 0.0315 inches (weight=150g)
  • 1.0mm/0.039 inches (weight=100g)
  • 1.0mm/0.039 inches (weight=150g)

The company provides 30 days money-back guarantee. This best solder to use for electronics has the following pros and cons.

Pros

  • Quality soldering wire
  • It comes in different sizes
  • Good value for the money
  • Easy to use for electronic repair

Cons

  • It needs a high temperature to flow.

10. Whizzotech Solder Wire 60/40 Tin/Lead with Flux Rosin Core for Electrical Soldering 

solder wire for small electronics

Whizotech soldering wire has excellent quality and cost-effective; the high-quality rosin core soldering wire has anti-oxidant for a long time and good weldability.

This best solder has multiple uses in soldering electrical repairs, radio, TVs, VCRs, stereos, wires, motors, circuit board, jewelry welding, and all other electronic devices; the 2mm solder can be used for stained glass.

This best solder’s content is 60% of tin, and 40% lead is present; flux is 1.7%, wets well, and flows smoothly. It does not oxidize too speedy and has the right proportional amount of flux so that all solder joints look fine and bright.

This best solder for electrical devices has a low melting point of 187C (370F) and comes in the following sizes:

  • 0.6mm- 1lb (length =795 feet)
  • 0.6mm-4oz/100g/0.22lb (length= 198 feet)
  • 0.8mm-1lb (length= 400 feet)
  • 0.8mm-4oz/100g/0.22lb (length= 100 feet)
  • 1mm-1lb (length= 295 feet)
  • 1mm-4oz/100g/0.22lb (length= 65 feet)
  • 2mm-1lb (length = 72 feet)

The following are some pros and cons of this best solder kit for electrical devices:

Pros

  • Best solder for electrical soldering
  • Anti-oxidant
  • High purity
  • Trace impurities

Cons

  • Little bit expensive

How To Choose The Best Solder Wire For Electronics

As we have discussed above, that solder is of different types, and solder is associated with electronics. We are now going to look at a few important points that you would be considered while buying the best Solder Wire For Electronics.

1. Composition:

Solder is alloy. Therefore it is classified into three main types based on composition. As we discussed at the start. ( Table ) 

The majority of the solder is composed of Tin and lead metal. Usually, the ratios lie between 40% of lead to 60% of Tin, but there is an excellent range of solders with different percentages of metals. Pick wisely.

2. The Diameter Of The Solder Wire:

If you are looking to have a concise and precise joining to be made, you will select the correct diameter of the solder wire because the solder’s diameter would define the detailing of the joint you want.

Diameter Of SolderApplication
0.4mm to 0.88+/-mmElectronics Soldering
0.25mm to 6mm +/- mmJewelry and Plumber soldering

The selection of solder diameter depends on the nature of soldering and personal choice. Choose larger diameter solder wire for the soldering of bigger copper pipes.

The too larger diameter of solder wire for soldering tiny, intricate jewelry or miniature circuit boards makes it almost impossible to avoid unwanted bridges across electronic connections and ugly bobs.

3. Flux Content:

Solder Flux plays an essential role in the soldering job. Some of the functions are

  1. It prevents the oxidation of the small, fragile joints.
  2. Improve or promotes the better wetting characteristics of the solder.
  3. It develops a protective layer on the joints, which stops the wire and joints’ corrosion or reoxidation.

Flux is a chemical cleaning agent used before and during the soldering process. The most common fluxes are rosin and acid core which are used for electrical and plumbing purposes.

While buying the best solder wire, the thing that you would be considering is the flux contained in the solder. It ranges from 1.5% to 5%.

Best Solder wire would have about 4.2%-4.6% for automatic soldering. For hand soldering, 1%-2.8% would be suitable. Now, if you were using Tin Lead solder, the flux percentages would be 3.8%-4.2% for robotic soldering and 1.6%-2.0% for hand soldering.

If you want to know and you need help that how much flux you need for your solder wire, you can use our flux percent calculator.

4. Best Soldering Iron:

The soldering iron is used to melt the solder wire. That solder has controlled soldering temperature and can be easily adjusted to are the best soldering iron. Always use the best soldering iron, soldering station, and best butane soldering iron for soldering.

It is suggested that always use the best soldering iron for soldering.

5. State Of Solder:

State of solder means how you would want the solder to be. Solders are in Solid, Paste, Pellets, and Wire states.

The Wire or Pellets solder is easier to handle, high conductivity, and lower melting point. We would recommend the pellets or wire-type solder if you are a beginner DIY enthusiast.

Conclusion Of Best Solder Wire Reviews:

Conclusion of the best solder wires mentioned in the top 10 best solders for the electronic, the MAIYUM 63-37 Tin Lead Rosin core solder wire is our top pick and the best solder wire for electronics 2021.

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