Category Review: Power Supply and Fans for Mini-Tower Systems Power supply units (PSUs) are an essential component of any computer system. They provide the power needed to run all the components in a system, including the CPU, RAM, hard drive, graphics card, and other peripherals. In this review, we will be looking at various PSUs and fans designed for mini-tower systems from Dell. Genuine Dell 230w Power Supply PSU for Dimension 3100, E310 and Optiplex 210L, 320, 330, 360 and GX520 Systems Part /Model Numbers: MC633, PC357, N8372, NC905, P8407, R8042, L230N-00, PS5231-2DS-1F, HP-P2307F3 LF, NPS-230DBA, NPS-230DB-1A, PS-5231-2DFS-LF, L230P-00, H230N-00, N230P-00, N230N-00, L230P-00, Genuine Dell K8956 375W Power Supply PSU Power Brick Internal Power Source, For Dimension 9100, 9150, Precision Workstations 380, 390, XPS 400, UPGRADE PSU For Dimension 5100, E510, 5150, E520, E521, E310, 3100, Compatible Part Numbers: P8401, WM283, Model Numbers: NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9150 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305w Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, 3100, 5150, 5100, 5000 Systems Dell Part Number; Y4574, Genuine Dell H7058 PC Case CPU Cooling Fan Assembly For Dimension E310, E510, E520, E521, 3100, 5000, 5100, and 5150 Mini Tower (MT) Fan Part/Model Numbers: Y4574, U6368, 4715KL-04W-B56, Dell Blue Hard Drive Caddy Bracket, Dell Dimension 521 305W 24Pin 4Pin +12V Power Supply N305N-03 NPS-305FB D MH495, Genuine Dell Motherboard Intel 915GV For the Dell Dimension 3100 / E310 Part Numbers: WJ770, JC474 Power Supply Units (PSUs) are an essential component of any computer system. They provide power to all components in a system, including CPUs, RAM, hard drives, graphics cards, and other peripherals. In this review, we will be looking at various PSUs designed for mini-tower systems from Dell. Genuine Dell 230w Power Supply PSU for Dimension 3100, E310 and Optiplex 210L, 320, 330, 360 and GX520 Systems Part /Model Numbers: MC633, PC357, N8372, NC905, P8407, R8042, L230N-00, PS5231-2DS-1F, HP-P2307F3 LF, NPS-230DBA, NPS-230DB-1A, PS-5231-2DFS-LF, L230P-00, H230N-00, N230P-00, N230N-00, L230P-00, Genuine Dell K8956 375W Power Supply PSU Power Brick Internal Power Source, For Dimension 9100, 9150, Precision Workstations 380, 390, XPS 400, UPGRADE PSU For Dimension 5100, E510, 5150, E520, E521, E310, 3100, Compatible Part Numbers: P8401, WM283, Model Numbers: NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9150 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305w Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, 3100, 5150, 5100, 5000 Systems Dell Part Number; Y4574, Genuine Dell H7058 PC Case CPU Cooling Fan Assembly For Dimension E310, E510, E520, E521, 3100, 5000, 5100, and 5150 Mini Tower (MT) Fan Part/Model Numbers: Y4574, U6368, 4715KL-04W-B56, Dell Blue Hard Drive Caddy Bracket, Dell Dimension 521 305W 24Pin 4Pin +12V Power Supply N305N-03 NPS-305FB D MH495, Genuine Dell Motherboard Intel 915GV For the Dell Dimension 3100 / E310 Part Numbers: WJ770, JC474 Power Supply Units (PSUs) are an essential component of any computer system. They provide power to all components in a system, including CPUs, RAM, hard drives, graphics cards, and other peripherals. In this review, we will be looking at various PSUs designed for mini-tower systems from Dell. Genuine Dell 230w Power Supply PSU for Dimension 3100, E310 and Optiplex 210L, 320, 330, 360 and GX520 Systems Part /Model Numbers: MC633, PC357, N8372, NC905, P8407, R8042, L230N-00, PS5231-2DS-1F, HP-P2307F3 LF, NPS-230DBA, NPS-230DB-1A, PS-5231-2DFS-LF, L230P-00, H230N-00, N230P-00, N230N-00, L230P-00, Genuine Dell K8956 375W Power Supply PSU Power Brick Internal Power Source, For Dimension 9100, 9150, Precision Workstations 380, 390, XPS 400, UPGRADE PSU For Dimension 5100, E510, 5150, E520, E521, E310, 3100, Compatible Part Numbers: P8401, WM283, Model Numbers: NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9150 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305W Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, 3100, 5150, 5100, 5000 Systems Dell Part Number; Y4574, Genuine Dell H7058 PC Case CPU Cooling Fan Assembly For Dimension E310, E510, E520, E521, 3100, 5000, 5100, and 5150 Mini Tower (MT) Fan Part/Model Numbers: Y4574, U6368, 4715KL-04W-B56, Dell Blue Hard Drive Caddy Bracket, Dell Dimension 521 305W 24Pin 4Pin +12V Power Supply N305N-00, NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9150 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305W Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, 3100, 5150, 5100, 5000 Systems Dell Part Number; Y4574, Genuine Dell H7058 PC Case CPU Cooling Fan Assembly For Dimension E310, E510, E520, E521, 3100, 5000, 5100, and 5150 Mini Tower (MT) Fan Part/Model Numbers: Y4574, U6368, 4715KL-04W-B56, Dell Blue Hard Drive Caddy Bracket, Dell Dimension 521 305W 24Pin 4Pin +12V Power Supply N305N-00, NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9100 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305W Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, 3100, 5100, 5150, 5100, 5000 Systems Dell Part Number; Y4574, Genuine Dell H7058 PC Case CPU Cooling Fan Assembly For Dimension E310, E510, E520, E521, 3100, 5000, 5100, and 5150 Mini Tower (MT) Fan Part/Model Numbers: Y4574, U6368, 4715KL-04W-B56, Dell Blue Hard Drive Caddy Bracket, Dell Dimension 521 305W 24Pin 4Pin +12V Power Supply N305N-00, NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00, Dell Blue Hard Drive Caddy For Dimension E310 3100 9100 9200 5150 5100 E510 Optiplex GX520 GX620 Optiplex 960 320 330 360 210L Optiplex 740 745 755 760 SMT (Tower) Part Number: H7283 U6436 YJ221 RH991, Genuine Dell UH870 305W Power Supply PSU For Dimension 3100, E310, 5000, 5100, E510, 5150, E520, E521, and OptiPlex GX320, GX520, GX620 Small Mini-Tower (SMT) Sytems, Compatible Part Numbers: C9962, CC947, M8802, M8805, M8806, MC164, W4828, W8185, X8129, YH542, U6794, NC905, C5201, D5032, Compatible Model Numbers: CX305N-00, CX305P-00, L305N-00, Genuine Dell Case Fan For Dimension E310, E510, E520, E521, Power Supply Units (PSUs) are an essential component of any computer system. They provide power to all components in a system, including CPUs, RAM, hard drives, graphics cards, and other peripherals. In this review, we will be looking at various PSUs designed for mini-tower systems from Dell.