Portable soldering iron
ElectronicsA battery- or USB-powered iron for field electronics repairs.
- Approx. cost
- $25–$120
- Weight
- 3–10 oz
- Used in
- 3 kits
Purpose
Make and remake electrical joints away from a bench.
Used in kits
- Small Electronics Repair Kit
Electronics & Radio
- Ham Radio Field Day Kit
Electronics & Radio
- RC Car Race Day Kit
Hobby & Making
Alternatives
- Butane soldering iron— No power source needed; less temperature control.
Maintenance notes
- Tin the tip before storage; wipe it on a damp sponge or brass wool.
Buying considerations
- Adjustable temperature matters for different joints.
- USB-C powered irons run off the same power bank as the rest of the kit.
⚠️ Safety notes
- A hot tip and molten solder burn instantly — work on a heat-safe surface with ventilation.
Page history & editing
Revision status: approved Last edited 2026-07-01 by human editor