Sealey professional mig welder 150a 230v sealey supermig150 all our supermig models are suitable for welding with co2 argon or co2 argon mix each uses a forced air cooling system to slow transformer heating in order to increase duty cycle and a non live torch to prevent the risk of accidentally striking an arc all models are supplied with an industrial argon co2 regulator welders are illustrated with gas bottles to give an indication of size only gas is not included a contract for the