4V Cordless Soldering Iron (1x 4V 2.0Ah)


£64.99Now £48.74You Save £16.25


  • The Soldering Iron is perfect for detailed soldering or where there is limited space, thanks to its compact size
  • The Soldering Iron is powered by a USB Lithium™ battery which is compatible with any other tool in the range
  • The tip heats up to 460°C in under two minutes
  • Once finished attach the tip cover to help protect against accidental burning
  • An ergonomic Iron like grip combined with a rubber overmold makes the soldering pen comfortable to use
  • A LED work light makes working in dimly lit areas easier

Product Description

As part of our latest 4V USB Lithium cordless range, the RSI4-120G 4V Cordless Soldering Iron is ideal for hobbyists, soldering crafts or cable repair in tight spaces.

Designed with mobility in mind, its cordless and compact form ensures seamless maneuverability, making it the perfect choice for nimble tasks wherever you are. With the capacity to reach temperatures of up to 370 degrees, this soldering iron empowers you to tackle any soldering task with ease.

This 4V Starter Kit comes equipped a USB charging cable and the 4V 2.0Ah battery can be interchanged between any of our expanding 4V USB Lithium Tools range.

Elevate your soldering experience with the RSI4-120G 4V Cordless Soldering Iron - the compact powerhouse that offers precision, mobility, and safety in one package.

Customer Review Videos


How long will my tool run for?

Compare our batteries and runtime to find out what’s the best option for you. You can power all tools with batteries within the same battery platform, however, the following are recommended for optimum performance. Please note, runtime may vary based on tool or application.

Minutes of soldering


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