It is rated at 31,100 BTU and is for use with R-410A refrigerant, Not R-22 refrigerant. Copeland 2.5 Ton Scroll Compressor ZP29K5E-PFV-130 ZP29K5-PFV-130.5 Ton 208/220 Volts 1-Phase. If you are not familiar with these techniques or you do not have the proper equipment then you SHOULD have a qualified HVAC tech to install your new compressor.