The BitFenix Whisper M 750W is an elite-tier, 80 Plus Gold certified power supply unit (PSU) engineered to deliver uncompromised electrical stability and near-silent operation. Designed for high-performance gaming rigs and enthusiast workstations, this power supply combines advanced multi-rail topology with 100% industrial-grade Japanese components. Its fully modular framework and flat ribbon-style cabling maximize chassis airflow and clean cable management, making it an exceptional foundation for modern hardware setups.
Feature
Details
Model Name / SKU
BitFenix Whisper M 750W / BWG750M
Form Factor / Type
Intel ATX 12V V2.4 / EPS 12V
Maximum Wattage
750 Watts Continuous DC Output (at up to 50°C)
Efficiency Certification
80 PLUS Gold Certified (Up to 92% efficiency @ typical load)
Power Factor Correction
Active PFC (PF Value > 0.99)
AC Input Range
Full Range: 100V–240V AC / 10A / 47–63Hz
+12V Rail Architecture
Dedicated Quad +12V Rails
Internal Topology
LLC Resonant Topology with DC-to-DC Conversion
Capacitor Engineering
100% High-Performance Japanese Industrial 105°C Capacitors
Cooling Fan Layout
135mm Premium Fluid Dynamic Bearing (FDB) Fan
Cable Management
100% Fully Modular Ribbon Flat Cables
MTBF / Reliability
> 100,000 Hours
Chassis Dimensions
160 mm (Depth) $\times$ 150 mm (Width) $\times$ 86 mm (Height)
80 PLUS Gold Efficiency Rating: Attains an outstanding 92% efficiency rating under typical system loads, minimizing utility grid power waste and thermal losses.
Dedicated Quad-Rail +12V Design: Utilizes an intelligent quad-rail power layout partitioned specifically for Motherboard, CPU, and GPUs to supply unthrottled energy safely.
Advanced LLC Resonant & DC-to-DC Topology: Implements a premium LLC resonant circuit switching architecture for tight DC voltage regulation within a crisp ±2% margin.
100% Industrial Japanese 105°C Capacitors: Loaded entirely with premium Japanese capacitors rated to function reliably under intense 105°C operating extremes.
Intelligent Fan Curve Dynamics: Operates on an advanced, noise-optimized silent fan matrix that initiates rotation at an ultra-low threshold for dead-silent performance.
Premium Fluid Dynamic Bearing Fan: Houses a specialized silence-optimized Fluid Dynamic Bearing (FDB) cooling fan that prevents physical metal-on-metal friction.
Flat Ribbon-Style Modular Cabling: Features flexible, all-black flat modular ribbon cables that detach completely to prevent air blockages inside the chassis.
Industrial-Grade Safety Suite: Outfitted with full-spectrum hardware guardrails: Over Current (OCP), Over Voltage (OVP), Under Voltage (UVP), Over Power (OPP), Short Circuit (SCP), Over Temperature (OTP), No Load Operation (NLO), and Surge & Inrush Protection (SIP).
Anchor your high-end hardware with the pristine power delivery of the BitFenix Whisper M 750W Gold Fully Modular Power Supply. Unifying an efficient 80 PLUS Gold circuit framework, a rock-solid dedicated quad +12V rail layout, high-end 105°C Japanese industrial capacitors, and an ultra-quiet fluid dynamic bearing fan profile, this continuous-power PSU delivers the ultimate combination of stable voltage output, clean modular cable management, and whisper-silent thermal control.