PWI-SP1000P PWISP1000P Prudentway ATX12V v 2.92 compliant. Deliver 1000 watts true power. Support Core 2 Dual and Quad Core processors. NVIDIA Sli, Quad SLi certified & support ATI CrossFire. LifeTime Warranty. New in Retail Box Key Feature: ATX12V v 2.92 compliant Deliver 1000 watts true power to meet today's high-end system requirements Energy efficient 80 Plus certified Support Core 2 Dual, Quad Core and Dual Xeon processors NVIDIA SLi and Quad SLi certified and support ATI CrossFire. Silent and heat resistant 14 cm ceramic bearing fan with smart temperature and automatic fan speed control. Six +12V Rails ˇ§Forwardˇ¨ converter circuit design increase power efficiency for PC and server system. New 6 pin + 2 pin PCI-E connector supports Multi-GPU graphic card. Professional active PFC technology is adapted to save 40% of power usage. RoHS compliance is friendly to environment. MTBF > 100,000 hours provide higher reliability. 100% Burn-in Test/Vibration Test/Hi-pot Test/Leakage Current Test 4 levels of protection (over voltage, over current, over loading and output short circuit) maintain the stability and reliability of the computer system. All Safety Approvals: UL, CUL, TUV, CB, CE, FCC, BSMI PWISP1000P $209.99On-Sale: Sales Assistance: 800-832-5168 (9:30-6 Pacific, M-F) Phone-Orders and Will-Calls are welcome! Call us before you arrive in-store! Holiday Dec.24 & 31 Office are closed. For UPS Holiday delivery schedule, visit http://compass.ups.com/ All items carry a 14-day money back guarantee (15% re-stocking and without shipping charge) For OPENED Software Package with manufacturer guarantee, the customer should contact the manufacturer directly for service or exchange If "Shipping Charge" shown on your order is less than $4, you must please call or e-mail us to confirm the correct "Shipping Charge" All trademarks, registered trademarks, and names are the property of their respective owners.