Specifications
CutMaster a120
OPERATION 4T-46  Manual 0-4989
Mild Steel 
80A 
Air Plasma / Air Shield
Shield Cap Maximum Life Shield Cup Tip
Starter Cartridge
Heavy Duty Starter 
Cartridge
Electrode
9-8239 9-8237 9-8211
9-8213
9-8277
9-8232
Material 
Thickness
Gas Pressure 
(Air)
Arc Voltage
Torch 
Working 
Height
Travel Speed
Initial Piercing 
Height
Pierce Delay
Kerf Width 
@ Rec. 
Speed
(GA)
(in) inch
PSI 
(torch lead 
length)
Volts
(in)
(ipm) (in) (sec) (in)
16
0.060
85 (25') 
90 (50')
115 0.13 280 0.20 0.00 0.06
11
0.120 112 0.13 190 0.20 0.10 0.06
10
0.135 110 0.13 176 0.20 0.20 0.06
3/16 0.188 122 0.19 135 0.20 0.30 0.08
1/4 0.250 127 0.19 100 0.20 0.40 0.09
3/8 0.375 134 0.19 40 0.20 0.50 0.10
1/2 0.500 136 0.19 36 0.20 0.60 0.10
5/8 0.625 145 0.19 18 Edge Start 0.11
3/4 0.750 147 0.19 14 Edge Start 0.11
7/8 0.875 146 0.19 10 Edge Start 0.12
1.000 1.000 152 0.187 8 Edge Start 0.13










