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Customers rate us 4.9/5 based on 36 reviews.

 Professional Soldering Supplies for Electronics & Repair 

Concorde Solder supplies professional-grade Kester solder, flux, and soldering supplies for electronics assembly, PCB work, repair, audio electronics, and hobby projects. Shop 63/37 and 60/40 leaded solder, lead-free solder, rosin-core and no-clean solder, flux, and carefully selected soldering kits.

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Need some help selecting a product? Check out our solder guide below!

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We're dedicated to making sure you've got everything you need for your next soldering project, check out our selection tips, cutters, flux pens, IPA wipes and more!

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Lead Free

We stock a wide selection of lead free solder, in both K100 (227°C (441°F)) and SAC Sn96.5Ag3Cu0.5 (melting point 217°C to 220°C (423°F to 428°F) options, in a wide range of diameters and flux cores.

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60/40 Solder

We have a wide selection of diameters and flux cores of this popular and effective soldering alloy. 60/40 is a solder that begins melting at a range of 183 degrees Celsius (361 Degrees F) - 191 C (376 degrees F).

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63/37 Solder

We have a wide selection of diameters and flux cores of this popular and effective soldering alloy. 63/37 is a eutectic solder that melts at exactly 183 degrees Celsius (361 Degrees F).

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Let customers speak for us

from 36 reviews

This is what I need

Kim Jun Seok
Kester 951 No Clean Flux Pen

It delivered properly
thank you

Kim Jun Seok
Solder Wire: Kester .031" 24-6337-8801 Sn63Pb37 2.2%/245

great for electronics motherboard for model train and track wire.

Joel
Solder Wire: Kester .020" 24-6337-0010 Sn63Pb37 3.3%/44

Great products and great company too!!!

Steve
Weller WE1010 "Black Edition" 120V Soldering Station

Superior products

Anonymous

Well made

Anonymous
Screwdriver Xcelite R-3323 3/32 x 3" Green, Pocket Clip Pack of 2 Screwdrivers

Great soldering station. Heats up fast and maintains the heat.

David
Weller WE1010 "Black Edition" 120V Soldering Station

I've had one of these that I have held on to for over 20 years because it always comes in handy! Happy to be able to finally get a full set at a good price!

Rial
Screwdriver Xcelite R-3323 3/32 x 3" Green, Pocket Clip Pack of 2 Screwdrivers

Does exactly what you want it to do!

Rial
Flux remover Chemtronics ES835B Flux Off Rosin

Haven’t used it yet, but will soon. I’m sure it will perform better that my old soldering guns.

Brian Paul Ehni
Weller WE1010 "Black Edition" 120V Soldering Station

Very helpful, knowledgeable and friendly

Paul Berkley (paulbeeall)

Excellent wipes. Great for quick cleanup but without the mess

Paul Berkley (paulbeeall)
Chemtronics CP400 - 91% IPA presaturated wipes

Good price

Alejandro
Weller TC205 Pack of 10 Sponges

Good price

Alejandro
Solder Wire: Kester .040" 24-6040-0039 Sn60Pb40 3.3%/44

Excellent service,speedy delivery!

David
Soldering Iron Tip Weller ETA/ETO Bundle Pack

Informative Blogs

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  • Which cutter or plier should I buy?

    Which cutter or plier should I buy?

    Today we're gonna breakdown some of the brands and types of cutters and pliers we sell here at Concorde Solder.  We've got a number of high quality brands here at...

    Which cutter or plier should I buy?

    Today we're gonna breakdown some of the brands and types of cutters and pliers we sell here at Concorde Solder.  We've got a number of high quality brands here at...

  • How Does Desoldering Braid Work?

    How Does Desoldering Braid Work?

    Let's take a little time today to discuss how desoldering braid works, what it is, and how to use it.  We can start by discussing what it is. Desoldering braid,...

    How Does Desoldering Braid Work?

    Let's take a little time today to discuss how desoldering braid works, what it is, and how to use it.  We can start by discussing what it is. Desoldering braid,...

  • What is solder flux?

    What is solder flux?

    We've covered in past blog posts that different metals require different prep in order to become solderable. A necessary component to this prep is the use of flux to break...

    What is solder flux?

    We've covered in past blog posts that different metals require different prep in order to become solderable. A necessary component to this prep is the use of flux to break...

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