Harris 9200-50-510P Two Stage LPG Regulator - 3302212 Outside Cover Lenses Model 330 has an auxiliary

Model 330 has an auxiliary plugged low pressure port

For best results

3/8" NPT auxiliary port Gas / Gas Service Hydrogen

Heavy Duty Contact Tip 3/64 (4043) 25/pack

Harris 9200-50-510P Two Stage LPG Regulator - 3302212 Outside Cover Lenses Model 330 has an auxiliaryHarris 9200 50 510P Two Stage LPG Regulator 3302212 Model 9200 LPG Regulator is a standard for general purpose laboratory, industrial and welding applications. This heavy duty model is designed for applications where a constant delivery pressure is required over a wide range of inlet pressures. Model 9200 features a neoprene diaphragm, self reseating relief valve, one piece encapsulated seat design with internal filter and Teflon seat and T screw bar