WT MS Soldering iron series

The WT MS soldering irons from Weller with 40 W are ideal for applications that require a high degree of safety and precision, particularly in electronics production, aerospace technology and military technology. They are designed for various soldering tasks, especially for miniature work under the microscope. The soldering irons are available as individual items or as a set with matching soldering tip and safety rest. 

  • Fine, slim soldering iron for soldering tips with active heating element technology
  • Reduced downtimes for a faster and more efficient workflow
  • Quick and easy tip change without additional tools thanks to patented design
  • Ergonomic and secure grip and precise handling thanks to boomerang handle
  • Compatible with WT soldering stations
  • For very small or extremely small components extremely small components
  • MIL-SPEC/IPC standard
  • Quick and easy soldering tip change without tools, even when hot
  • Extremely short heat-up times (3 or 5 sec)


MS soldering irons are MIL-SPEC-compliant, i.e. they are used in accordance with MIL-STD-2000. In contrast to conventional soldering irons, they have additional insulation to earth, which prevents interference frequencies. MS soldering irons are not compatible with conventional soldering tips, but must always be used with MS soldering tips.

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