This is a New Replacement/Upgrade Power supply for a The power supply listed in the title This is a brand new aftermarket power supply with a higher maximum power rating and capacity, also this power supply offers additional power protection features. This is guaranteed to work as a direct replacement for the The power supply listed in the title Power Supply. Physical Measurements: Metric: 150mm x 85mm x 140mm American: Approx: 6 x 5.5 x 3.25 Actual: 5 7/8 x 3 3/8 x 5 1/2 Connections: 1 x 20 or 24-pin (20+4) ATX Main Motherboard Connector This Works as both 20 pin and 24 pin Main Connector; simply slide the 4 pins off the end of the connector. 1 x P4 4-pin 12 volt Motherboard Connector If your motherboard requires it you can use it, If it does not require it, you do not need to use it. 3 x Sata 5-wire Connectors These are used to power newer style hard drives, optical CD/DVD drives, graphics cards, etc. 3 x Molex 4-wire Connectors These are used to power older style hard drives, optical CD/DVD drives, graphics cards, etc. 1 x FDD Floppy Drive Connector This is used for the older 3 1/4 inch floppy disk drive or other types of accessories. *If you need additional connectors or different connectors, Please contact us first or make a note in the checkout. Special Features: 400 Watts Max (works with lower wattage) High Efficiency (save money) Low Noise and Ripple Fan (very quite) Energy Star Efficiency (proven efficiency and safty) Over Power protection Short Circuit Protection Over Voltage protection Meet UL 1950. CSA 22.2 Level 3 Requirement 100% Hi-pot Function (Chroma)tested 100% Burn-in under high Ambient Temperature Complies with FCC part 15J class B 115Vac Operation and CISPR22 230Vac Operation Approvals: CB, CE, FCC, TUV MTBF: 100,000 Hours Made in China Free Power Cable is included Input Details: Input Voltage: 100-120V/ 200-240V Input Frequency Range: 50/60 Hz Input Current: 10A/5A Output Voltage: +3.3V @ Min 0.3A, Max 28A +5V @ Min 1.0A, Max 36A +12V @ Min 1.0A, Max 16A -12V @ Min 0A, Max 0.8A +5VSB @ Min 0A, Max 2.0A Shipping: FAST SAME DAY Shipping via USPS PRIORITY MAIL or USPS Express, UPS Overnight and FedEx Overnight Based on shipping weight of 3lb. *All orders process and ship same day if paid by 3:00 PM EST Monday - Friday