PY30008019 New Genuine Gateway DX4710 DX4820 DX4830 DX4831 DX4840 DX4870 Power Supply 300w Gateway DX4870 Desktop Desktop Power Supply P/N: PY3000B01 Lite-On Model: PS-6301-08A Max Output: 300W Compatible With: Gateway DX4200, DX4300, DX4320