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 with 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.

We offer free standard delivery. Items are despatched same-day if ordered by 3pm.

Need it in a hurry? Use our express courier service for just £4.95.

View our full delivery policy here.

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A/NO Grade Products:

This product is in as new condition with a 12 month return to base warranty. It may come with damaged packaging, plain packaging or be repackaged & resealed.

B Grade Products:

This product has been refurbished and is in good condition with a 12 month return to base warranty, It may come with damaged packaging, plain packaging or be repackaged & resealed.