MSI’s Pro line aims at professionals who seek something with good performance and equal quality. In today’s review we will find out if MSI’s claims stand, because pros typically are more demanding than average users.
The MSI PRO A1000PL PCIE5 is (or will be) included in my best ATX v3.x & PCIe 5.x PSU picks article.
Micro-Star International (MSI) was founded in 1986 and is best known for its motherboards, graphics cards, and gaming laptops, where it has long experience in high-current power delivery and thermal design. Compared to these core categories, power supplies are a relatively newer and more selective product segment for MSI, typically aimed at complementing its higher-end platforms rather than covering the entire market. That said, MSI became a strong player in the PSU market in a relatively short period, mainly due to its highly aggressive pricing, which allowed top performance-to-price ratios. Someone could easily state that MSI almost killed its profit to achieve that, in some specific products, leading the respective industry to frustration.
The MSI PRO A1000PL PCIe 5 is a modern 1000W power supply designed around current ATX 3.x and PCIe 5.x requirements, with native 12V-2×6 support for high-power GPUs. It carries a Platinum efficiency target and uses a fully modular, function-focused design, avoiding notable visual extras in favor of electrical and thermal performance. On paper, it aims for stable voltage regulation, controlled transient behavior, and low acoustic output — all areas that matter far more than branding once the unit is on the test bench. We will check throughout this review if it achieves all of its design goals.

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- Manufacturer (OEM): Huntkey
- Max Power: 1000W
- Cybenetics Efficiency: [115V] Cybenetics Platinum (90.786%), [230V] Cybenetics Platinum (93.019%)
- Noise: [115V] Cybenetics Standard+ (37.46 dB[A]), [230V] Cybenetics Standard+ (37.37 dB[A])
- Compliance: ATX v3.1, EPS 2.92
- Operating Temperature (Continuous Full Load): 0 – 50 °C
- Alternative Low Power Mode support: ✓
- Power 12V combined: 999.6W
- Number of 12V rails: 1
- Power 5V + 3.3v: 100W
- Power 5VSB: 15W
- Cooling: 120mm Sleeve Bearing Fan (D12SH-12)
- Semi-Passive Operation: ✗
- Modular Design: Yes (Fully)
- High Power Connectors: 2x EPS (2x cables), 1x 12+4 pin (600W), 4x PCIe 6+2 pin (4x cables)
- Peripheral Connectors: 9x SATA (3x cables), 3x 4-pin Molex (3x cables)
- ATX Cable Length: 610mm
- EPS Cable Length: 650mm
- 12+4 pin PCIe Cable Length: 600mm
- 6+2 pin PCIe Cable Length: 600mm
- Distance between SATA/4-pin Molex: 120/125mm
- In-cable capacitors: No
- Dimensions (W x H x D): 150 mm x 85 mm x 150mm
- Weight: 1.48 kg (3.26 lb)
- Warranty: 10 Years
- MSRP (excluding VAT): No Info
Power Specifications
| Rail | 3.3V | 5V | 12V | 5VSB | -12V | |
| Max. Power | Amps | 20 | 20 | 83.3 | 2.5 | 0.3 |
| Watts | 100 | 999.6 | 12.5 | 3.6 | ||
| Total Max. Power (W) | 1000 | |||||