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Kester Solder


Kester Solder has been a worldwide supplier of soldering products since its inception in 1899.

Today, Kester Solder is a leading worldwide manufacturer of solders and related materials for the electronics manufacturing industry. Products include:


  • Solder pastes
  • Liquid fluxes
  • Flux cored and solid wire
  • Solder preforms
  • Bar solder
  • PC fabrication chemicals
  • Residue removers and cleaners
  • Temporary solder masks and conductive inks


Kester solder productsKester is a leading global supplier of assembly materials to the electronic assembly, component and microelectronic marketplaces. Kester products include an array of basic and high-tech attachment materials including traditional soldering chemicals, paste, wire and bar products. Kester products are known for their high quality and advanced technology. Kester's QS-9000/ISO-9001 certification ensures customers of their dedication to quality.

Kester Solder and Flux

Kester is a leading supplier of high-quality soldering products and tools. The company manufactures several products including assembly materials required for the electronic assembly, component, and microelectronic marketplaces. You can get your hands on a number of reliable and top-class products like traditional soldering tools and chemicals, paste, wire, bar products, and many more.

Here is a list of some of the products offered by Kester, manufactured specifically to meet the demands of all the customers in the field of Soldering:

  • Bar Solder for soldering of copper and copper alloys. Also, bar solders are used for ferrous based alloys.
  • Flux and Thinners to thin water-soluble and RMA fluxes in foaming and other applications.
  • Flux Pens to involve the mess and hassle and work efficiently.
  • Flux Removers to clean off the flux and other contaminants left during the work.
  • Fluxes to remove any oxidized metal from the surfaces to be soldered.
  • Lead-Free Solder Bar used where the product being assembled needs to be lead-free.
  • Lead-Free Solder Paste for providing high fluxing activity levels, promoting thermal stability, and preventing thermal degradation.
  • Production Supplies such as lead-free no-clean flux to provide superior wetting performance, lead-free ultra-pure bar solder, and more.
  • SMT Production Supplies for soldering machines, ovens, component placement, etc.
  • Solder Flux Paste to remove oxidized metal, preventing oxidation, and improving wetting characteristics.
  • Solder Wires to create strong bonds.
  • Tacky Flux to offer the benefits and activity of rosin.

Kester products have always out stood in the market for their high quality and advanced technology. Here you can get product solutions for the electronics assembly, semiconductor, and automotive industries as well.