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⚡ Compact power, silent strength — future-proof your build with FSP Dagger Pro!
The FSP Dagger Pro 850W is a compact SFX power supply designed for Mini-ITX and Micro-ATX builds, featuring ATX 3.1 and PCIe 5.1 compatibility. It delivers stable 850W output with 80 PLUS Gold efficiency, semi-fanless cooling for silent operation under light loads, and a fully modular cable system for clean, flexible installations. Built with premium Japanese capacitors and backed by a 10-year warranty, it ensures long-lasting, reliable performance for high-end gaming and professional setups.






| ASIN | B0C3WQ47CD |
| Best Sellers Rank | #229 in Computer Power Supplies |
| Brand | FSP |
| Compatible Devices | Computer, PC, SFF PC |
| Connector Type Used on Cable | ATX |
| Cooling Method | Air |
| Current Rating | 70.83 A |
| Customer Reviews | 4.4 4.4 out of 5 stars (14) |
| EU Spare Part Availability Duration | 10 years |
| Fan Size | 2.5 inches |
| Form Factor | SFX |
| Item Dimensions | 4.92 x 3.93 x 2.5 inches |
| Item Weight | 2.05 kg |
| Manufacturer | FSP Group U.S.A |
| Maximum Input Voltage | 240 volts_of_alternating_current |
| Mfr Part Number | PPA8503901 |
| Minimum Input Voltage | 100 volts_of_alternating_current |
| Model Name | SDA2-850 |
| Model Number | SDA2-850-G5 |
| Number of Fans | 1 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Wattage | 850 watts |
| Power Supply Design | Full Modular |
| System Bus Connector Type | 20+4 Pin |
| UPC | 845685013934 |
| Unit Count | 1 Count |
| Warranty Description | 5 year manufacturer |
| Wattage | 850 watts |
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