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Monoprice 100-watt soldering iron with pistol grip

Monoprice Inc.

Monoprice Inc. 139394 100-watt soldering

SKU CH-PG3D-PAEDH MPN 139394

A 100-watt instant-heat soldering tool with double insulation and a lightweight, balanced pistol grip for fast jobs

  • Product typeTools & Testers
  • Number of items1
  • Key features100-watt instant heat.
  • 100-watt instant heat for fast soldering jobs
  • Double insulated construction improves electrical safety
  • Lightweight pistol grip reduces hand fatigue
  • Balanced design gives better control during use
  • RoHS certified for restricted substance compliance

What this soldering tool does

The Monoprice 139394 is a 100-watt electric soldering tool built for rapid heat-up. Its double-insulated construction and lightweight pistol grip give the user balanced control during operation. It is designed for fast soldering jobs where immediate thermal response matters.

Who should buy it and who should not

This tool suits technicians and hobbyists who need high wattage for heavy-gauge wire, large terminals or sheet-metal work. It is not for buyers who want fine-pitch electronics work, temperature regulation or a low-wattage iron for delicate circuit boards.

The spec that decides fit

The fixed 100-watt output is the single specification that determines whether this tool matches the job. If the application demands that level of instant heat, the tool fits; if the work requires adjustable or lower power, a different iron is needed.

How it compares

Measured against everything we stock in Soldering Irons & Stations, at today’s prices. Recalculated every night.

Price $21.99
Cheaper than about 58% of the 802 comparable items (median $25.99).

Specifications

Product
Brand nameMonoprice
Model name139394
Product typeTools & Testers
In the box
Number of items1

Questions about this item

How do I install the Monoprice 139394 soldering tool, and what step do people often get wrong?

Plug the tool into a standard mains outlet and allow the 100-watt heater to reach full temperature before applying the tip to the joint; the common mistake is starting to solder before the instant-heat element has fully stabilised.

What maintenance or replacement will the Monoprice 139394 need later?

The soldering tip will oxidise and wear over time; keep it tinned during use and replace it when the plating is pitted or heat transfer drops noticeably.

What limit appears first during sustained use of the Monoprice 139394?

Continuous operation at 100 watts makes the pistol-grip handle warm; pause periodically to let the double-insulated body dissipate heat and avoid discomfort.

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