Price: $49.95 - $119.43
(as of Jan 19, 2025 23:29:06 UTC – Details)
Product Description
Master’s Ultratorch family of butane heat tools are the industry’s high-performance collection. Featuring Ultratip soldering tips, these tools have longer tip life and superior thermal conductivity than the rest of the pack.
The Ultratorch UT-100SiK is a superior quality heat tool that enables professionals across a variety of industries to heat, ignite, solder and so much more with utmost precision.
Ultratip Long Life Technology
With more than double the iron and chrome plating thickness of standard brass based tips, Ultratip soldering tips provide higher thermal conductivity and longer tip life
Cordless and Portable
Butane powered, self-igniting and lightweight, our soldering tips heat up and are ready for use within 30 seconds
3 in 1 Tool
Serves as a professional soldering iron, flameless heat tool or pinpoint butane torch with adjustable temperature lever
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Customer Reviews
4.5 out of 5 stars
292
4.4 out of 5 stars
112
4.4 out of 5 stars
112
4.4 out of 5 stars
24
Price
$119.43$119.43 $44.99$44.99 $128.80$128.80 $169.20$169.20
Wattage Output Equivalent:
20-80 watts 20-80 watts 20-80 watts 20-80 watts
Runtime on Full Tank:
120 mins 75 mins 20 mins 2.6 hours
Self-Igniting Piezo Switch:
Yes Yes No Yes
Pinpoint Torch Mode:
Yes No Yes No
Flameless Heat Mode:
Yes Yes Yes Yes
Extra Long Lasting Ultratip Soldering Tips:
Yes Yes Yes Yes
USA FAMILY-OWNED COMPANY: Master Appliance has been manufacturing high quality industrial heat tools since 1958. Located in Racine, WI, with over 60 years of experience in the heat tool industry, you can find Master’s heat guns and this UT-100Si cordless soldering iron trusted and put to use in some of the most well known manufacturing companies worldwide.
ULTRA TIP SOLDERING TECHNOLOGY: Oxygen-free, copper based soldering tips, with thick iron and chrome plating, drastically increase tip lifespan and conduct more heat to the end of the tip for more efficient soldering and shrinking of wire connectors
VERSATILE PINPOINT HEAT: Equivalent to a 20-80 watt electric soldering iron, this heat tool can remove surface mount components, shrink heat shrink tubing and electric wire connectors, solder and desolder, repair vinyl, spot dry, cut materials and more
CORDLESS, LIGHTWEIGHT & PORTABLE SOLDERING IRON: Flameless and ready to use in 30 seconds with an adjustable temperature lever and approximate 2 hour runtime on a full tank of butane fuel (fuel sold separately)
ADJUSTABLE TEMPERATURE OUTPUT: Soldering temperature up to 932F; hot air temperature up to 1202F (ideal for shrinking Master’s electrical wire connectors)
Customers find the soldering iron easy to use and great for heat shrinking and soldering. It’s a quality product that works well for both tasks. They appreciate its quick heating, which allows for rapid heat adjustment during use. Many customers consider it the best butane soldering iron. However, opinions differ on its value for money and light efficiency.
AI-generated from the text of customer reviews
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© Copyright 2025 | PCB Repair
Art GordenJanuary 19, 2025
Good quality .
No dislikes . Purchased to replace an old very worn out unit . Almost 20 years old . This is my second unit like this . They last and are very durable . Worth the money for sure . No problems .
Neil EnsignJanuary 19, 2025
Reliable and HOT
I’ve used this brand of irons for over 20 years. I would highly recommend !
Jeff ThomasJanuary 19, 2025
It Works Perfectly
I’ve had a few different butane torch style soldering irons over the years. I was hesitant to buy this one as it has a fairly high price, but I’m so glad I did. It works perfectly. I believe this will be the last one I ever need to buy. You can tell it is of a high quality just holding it in your hand. When it lights up on the first try and doesn’t go out on it’s own like most of the others, you know you bought the right one. I would have actually saved money if I started out with this one in the beginning.
RfhenWulfJanuary 19, 2025
Replacement for a previous model that lasted 35 years.
I purchased one of these about 35 years ago and it has worked flawlessly for me, until about 2 years ago when.it just finally stopped working. The last couple years years, I:âve been using a plug in mini soldering iron, and I really loved the portability of the gas iron. The lastest model is somewhat less expensive than the original model I purchaased, and Iâm so happy with y purchase. I just hope this one lasts as long as my first one! If it does, it will probably outlive me!ð¤£
verenriJanuary 19, 2025
The best in butane soldering irons.
This one replaced my original that was 28 years old. Nothing compares and hope I live long enough to get another.
KMcCMediaJanuary 19, 2025
Very well made tool – Wish I had read “Flameless” before I bought it
This tool has the feel of a solid, well made tool. I am sure it is perfect for electronics. I will keep it for that reason.I bought it for my girlfriend, who is learning to make and repair jewelry. Sadly, it is not a torch. The catalytic element is always part of the flow and It puts out heated air, not a torch flame.Perfect for heating tubing and soldering. Not so useful for jewelry….
E. RUDISILLJanuary 19, 2025
Made with qulity materials
I have been soldering for 40 yrs, from electric soldering stations in bench work, to butane iron soldering in the field. My 30 yr old Portasol broke. I looked at Portasol and Weller to replace it, but found some disturbing reviews. After reading reviews I decided on this iron. It is a real quality piece of merchandise. Very easy to fill with fuel, easy to light , easy to change tips. The controls for turning iron on/off and regulating gas are precision made. Heats up from cold to soldering in about 30 seconds. I was repairing a wiring harness and turned iron on/off about 10 times, no problem restarting. used iron for about an hour full open gas and had about 1/3 left in tank. Tank viewing window is very easy to check fuel amount .The only and I mean the only thing I can say negative is the case is extremely hard to open and close .If you solder for a living, give this iron a try, I think you’ll like it.
bmcguire06January 19, 2025
Works great, while they workâ¦.
This has been the standard in the car audio world for 20 years. Nothing portable out there has the precision that this unit does. That said after awhile theyâll be hard to light, and you have to coordinate hitting the igniter while waving in a downward motion, soon after that it will stop lighting – usually in the middle of a job. In my career Iâve personally gone through 10, and every installer I know is about the same. The manufacturer says âweâve never had this issueâ anyway, I still buy them. But GET THE ASSURION WARRANTY- I promise youâll use it.
SparkywJanuary 19, 2025
Works great for small heat shrinks.
Amazon CustomerJanuary 19, 2025
good product
TkJanuary 19, 2025
very good
joseph sambrookJanuary 19, 2025
Not a good product!!!!