Thermal Dynamics Plasma Cutters Ranked

Last updated: November 2, 2026

3 Thermal Dynamics plasma cutters ranked. Each one is scored and ranked against every brand in its size, so "#3 mid-size" means third of all mid-size plasma cutters here, not third among Thermal Dynamics's own.

Thermal Dynamics makes 3 current plasma cutters: 1 up to 45 A and 2 over 45 A. Prices run from $1,450 for the Thermal Dynamics Cutmaster 30+ to $3,485 for the Thermal Dynamics Cutmaster 70+. Its best-rated model in each size: the Thermal Dynamics Cutmaster 30+ (#9 of 12 up to 45 A, rated 3.0) and the Thermal Dynamics Cutmaster 50+ (#13 of 21 over 45 A, rated 3.5).

Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Thermal Dynamics plasma cutters 3

  1. Thermal Dynamics Cutmaster 50+
    #13 over 45 A3.5Full review

    A dual voltage 50 A cutter for farm and fabrication shops that want thick-plate capacity and a CNC port in one machine.

    Amazon $2,700
    $2,700
    50 A1 in50%
  2. Thermal Dynamics Cutmaster 70+
    #17 over 45 A3.5Full review

    A 70 A cutter for farms and fabrication shops that cut thick plate and want a CNC-ready machine. Home shops cutting under 3/4 in can buy smaller.

    Amazon $3,485
    $3,485
    70 A1 1/8 in40%
  3. Thermal Dynamics Cutmaster 30+
    #9 up to 45 A3.0Full review

    A light, dual voltage cutter for home shops and auto body work up to 3/8 in steel, from an industrial brand with wide dealer support.

    Amazon $1,450
    $1,450
    30 A3/8 in40%

Every plasma cutter ranked