Thermaltronics TMT-1000S-K vs Thermaltronics TMT-9000S-1

Last updated: November 9, 2026

The Thermaltronics TMT-1000S-K is the better soldering station overall, rated 2.8 to 2.7. The Thermaltronics TMT-1000S-K leads on value, power and features. The Thermaltronics TMT-9000S-1 wins on warranty. The Thermaltronics TMT-1000S-K costs $239.01 less ($159.99 vs $399).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Thermaltronics TMT-1000S-K vs Thermaltronics TMT-9000S-1

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every soldering stations soldering station; a clear win is highlighted. How we rank explains each one.

Factor weightThermaltronics TMT-1000S-KThermaltronics TMT-9000S-1
Overall rating2.8/52.7/5
Value 25%19 $3.20 per watt ($159.99, 50 W)0 $9.97 per watt ($399, 40 W)
Power 25%14 50 W iron0 40 W iron
Top temperature 10%50 temperature is set by the tip cartridge (neutral score used)50 temperature is set by the tip cartridge (neutral score used)
Stability 10%98 ±1.1 °C at idle98 ±1.1 °C at idle
Features 20%60 cartridge tips, auto sleep or standby, ESD safe45 cartridge tips, auto sleep or standby
Warranty 10%25 1-year warranty100 4-year warranty

Specifications

Thermaltronics TMT-1000S-KThermaltronics TMT-9000S-1
Soldering iron
Iron power50 W40 W
Idle stability±1.1 °C±1.1 °C
Tip systemThermaltronics K Series cartridgeThermaltronics M Series cartridge
Tips includedYesYes
Features
DisplaynoneLCD
Ports12
ESD safeYes-
Auto sleep or standbyYesYes
Preset temperaturesNoneNone
CalibrationNoNo
Build
Weight1.5 lb7.7 lb
Warranty1 year4 years

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