Mars Gaming MPB850SI 850W Power Supply

850 W · 80+ Bronze · Non-modular

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Wattage 850 W
Efficiency 80+ Bronze
Modular Non-modular
Form factor ATX

Mars Gaming MPB850SI 850W Power Supply is a 850 W power supply rated 80+ Bronze (non-modular). Pick one with some headroom above your build's draw. It came out in 2025.

Released: 2025-03-21

Specifications

Key specs

Wattage: 850 W
Efficiency: 80+ Bronze
Modular: Non-modular
Form factor: ATX
Released: 2025-03-21
Part number: MPB850SI
EAN / UPC: 8435693109549

Power

Total power: 850 W
AC input voltage: 200 - 240 V
AC input frequency: 47 - 63 Hz
Input current: 8 A
Power factor: 0.9
Power Factor Correction (PFC) type: Active
Combined power (+3.3V): 120 W
Combined power (+12V): 846 W
Combined power (+5V): 120 W
Combined power (-12V): 3.6 W
Combined power (+5Vsb): 12.5 W
Max output current (+3.3V): 18 A
Max output current (+12V): 70.5 A
Max output current (+5V): 18 A
Max output current (-12V): 0.3 A
Max output current (+5Vsb): 2.5 A
Power protection features: Over power, Over voltage, Overcharge, Short circuit, Under voltage

Ports & interfaces

Motherboard power connector: 24-pin ATX
Number of SATA power connectors: 6
Peripheral (Molex) power connectors (4-pin): 3
EPS power connector (4+4 pin): Yes
PCI Express power connectors (6+2 pin): 4
ATX Power connector (24-pin): Yes
Cabling type: Non-Modular

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Performance

80 PLUS certification: 80 PLUS Bronze
Purpose: PC
Power supply unit (PSU) form factor: ATX

Design

Product colour: Black
Cooling type: Active
Fan diameter: 12 cm
Number of fans: 1 fan(s)
Fan location: Top
On/off switch: Yes

Weight & dimensions

Width: 150 mm
Depth: 145 mm
Height: 85 mm
Weight: 1.6 kg

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About this product

Extreme Silence MPB850SI Power Supply The MPB850SI 850W ATX power supply combines power, efficiency, and absolute silence with cutting-edge technology. Equipped with an SI fan with a copper and aluminum core, FDB bearings, and the innovative AI2-RPM system, it automatically adjusts its speed using artificial intelligence and machine learning to achieve the perfect balance between cooling and silent operation. With a 7-year warranty, 80 Plus Bronze 230V EU certification, and advanced protection systems, the MPB850SI ensures safety, durability, and efficiency for the most demanding configurations. Extreme Silence with Advanced Technology Experience ultra-quiet performance with the MPB850SI, designed to operate distraction-free even under heavy loads. Its SI fan with a copper and aluminum core and FDB bearings minimizes friction, ensuring greater durability and stable operation. The advanced heat dissipation structure and airflow acceleration channels guarantee optimal cooling, maximizing energy efficiency and system stability. Black and white Choose the one that best suits your set-up Comprehensive Protection.

Datasheet (PDF)

MPB850SI vs similar power supplies

	Mars Gaming MPB850SI 850W Power Supply	Mars Gaming MPB850SIW 850W Power Supply	VIDA 850W Heracles White ATX 3.1 Gaming PSU, 80+ Bronze	VIDA 850W Heracles Black ATX 3.1 Gaming PSU, 80+ Bronze
Wattage	850 W	850 W	850 W	850 W
Efficiency	80+ Bronze	80+ Bronze	80+ Bronze	80+ Bronze
Modular	Non-modular	Non-modular	Non-modular	Non-modular
Form factor	ATX	ATX	ATX	ATX
Released	2025	2025	2025	2025