·Safety relief valve,adjustable pressure 1.5Mpa-5.5Mpa
·Two ports for high pressure(liquid)and low pressure(gas)
·Code Number:4210
·Connection:Pz27.8 x 1/4SAE
·Internal Volume:R12 R22 R134a R404A R407c R410A
·Effective Volume:High quality C3771BD brass
·MWP:3MPa