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Power module delivers stable output and supports full chassis load.
DES-85-PWR1000W-AC220
D-Link DES8500 series AC power module 1000W
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DES-85-PWR1000W-AC220
D-Link DES8500 series AC power module 1000W
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DES-85-PWR1000W-AC220 is a high-performance, 1000W modular power supply designed with ATX form factor, specifically engineered for applications demanding reliability and efficiency. It features an 80 PLUS Gold certification to ensure optimal energy efficiency, a broad 200–240V AC input range, and active PFC for stable voltage regulation while maintaining low noise levels during operation.
This power supply unit incorporates a robust 120mm fan equipped with a Fluid Dynamic bearing and supports a Zero RPM mode for quieter performance under low load. It offers comprehensive protection mechanisms including OCP, OVP, UVP, SCP, and OTP. The unit provides a full suite of connectors with one ATX 24-pin, two EPS (CPU) 4+4 pin, four PCIe (6+2) connectors, eight SATA power connectors, and four Molex connectors, making it ideal for gaming rigs, workstations, and server applications.
DES-85-PWR1000W-AC220 price is is available on request. Get immediate quote.
Request bulk order quote for DES-85-PWR1000W-AC220 for additional pricing. Browse the full D-Link Core Switch Power Supplies series or explore all D-Link products.
In enterprise data centers running D-Link DES8500 modular switches, the DES-85-PWR1000W-AC220 delivers 1000W of AC power to redundant PSU bays. This hot-swappable module ensures uninterrupted core switching during maintenance or power faults, providing seamless failover, 99.999% uptime and simplified capacity expansion for mission-critical services.
A large university upgrades its campus backbone by deploying DES8500 series chassis with DES-85-PWR1000W-AC220 modules to power high-density PoE+ line cards. The 1000W AC supply delivers stable voltage to up to 48 PoE+ ports, supporting smart classrooms, IP surveillance and IoT device rollouts with consolidated rack space, reduced cooling costs and guaranteed power capacity headroom.
A regional ISP deploys D-Link DES8500 switches with DES-85-PWR1000W-AC220 modules at its network edge to support 10/40GbE aggregation. The 1000W AC input meets strict SLA requirements by providing high MTBF reliability and energy-efficient power conversion. This optimized solution reduces service interruptions, lowers operational expenditure and accelerates new service rollouts.
To get the detailed certification, please go to the Compliance Center.
 DES-85-PWR1000W-AC220 |  DPS-500AC-CN |  DPS-500DC-CN |  DES-85-PWR600W-AC220 | |
|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 1000W | 500W | 500W | 600W |
| Use Case | Gaming / Workstation / Server | Gaming / Workstation / General Use | Gaming | Gaming / Workstation / Server |
| Form Factor | ATX | ATX | ATX | ATX |
| Modularity | Modular | Semi-Modular | Non-Modular | Non-Modular |
| 80 PLUS Certification | Gold | Gold | Bronze | Bronze |
| Rail Configuration | Single Rail | N/A | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | UL | 80 PLUS / CE / FCC / UL |
| Remote Monitoring | No | No | No | No |
| Input Voltage | 200–240V | 100–240V | 110–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Sleeve | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | No | Yes |
| Efficiency Rating | 92% | 90% | 85% | 85% |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP, OVP, SCP | OCP / OVP / UVP / SCP / OTP / OPP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 1 | 1 | 1 |
| PCIe (6+2) Connectors | 4 | 1 | 2 | 2 |
| SATA Power Connectors | 8 | 4 | 4 | 4 |
| Molex Connectors | 4 | 3 | 2 | 2 |
| Floppy Connector | No | No | No | No |
| Cable Type | Sleeved | Flat | Flat | Flat |
| RGB Lighting | No | No | No | No |
| MTBF (Mean Time Between Failures) | 150,000 hours | 100,000 hours | 100,000 hours | 100,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C |
| Product Name | DES-85-PWR1000W-AC220 | DPS-500AC-CN | DPS-500DC-CN 500W Power Supply Unit | DES-85-PWR600W-AC220 |
| Height | 5.5 inches | 3.4 inches | 3.4 inches | 3.4 inches |
| Width | 5.9 inches | 5.9 inches | 5.9 inches | 5.9 inches |
| Depth | 7.0 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Weight | 6.6 lbs | 8 lbs | 4.5 lbs | 3.3 lbs |
Power module delivers stable output and supports full chassis load.
Installed easily and works reliably.
Essential for high power configurations.
No power fluctuations experienced.
Dependable AC power supply.
The DES-85-PWR1000W-AC220 is a 1000W AC power supply module designed for the D-Link DES-8500 series chassis, delivering reliable, redundant power for high-performance network applications.
Yes, the DES-85-PWR1000W-AC220 is fully compatible with all D-Link DES-8500 series chassis, ensuring seamless integration and hot-swappable redundancy.
Yes, this module supports hot-swap functionality, allowing you to replace or install the unit without powering down the switch or disrupting network traffic.
The module accepts a wide AC input range of 100–240 VAC at 50–60 Hz, accommodating global power standards for flexible deployment.