Zalman GigaMax GV II ZM550-GVII
![]() | Outdated Product Power: 550; Cooling system: active (fan); MB/CPU power supply: 24+8 (4+4); Manufacturer's warranty: 5 years; |
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Catalog Zalman 2025 - new arrivals, bestsellers, and the most relevant models Zalman.
Energy-Efficient Recipe
The Zalman GigaMax ZM550-GVII power supply combines proven technologies to provide stable and reliable power for entry-level and mid-range PCs. With 540W on the +12V rail, it is sufficient for the full operation of a system, whether for media content work, gaming, design, code compilation, or animation creation. Compliance with international standards is confirmed by the 80+ Bronze certification and a five-year manufacturer warranty. Active PFC boosts efficiency up to 88%, minimizing energy loss and heat emission. An additional DC-DC circuit ensures stable 12V, and a comprehensive set of protective mechanisms (OTP, OCP, UVP, OVP, OPP, SCP) prevent any risks, although the Surge and Inrush protection (SIP) system is missing. High-temperature capacitors resistant to stress are used for enhanced reliability, and an electromagnetic filter at the input reduces noise levels.
Quiet Rotation
This model does not feature an automatic fan speed control system (AFC), so the fan operates at constant speeds, producing a moderate noise level within 25 dB. The fan uses a hydrodynamic bearing with a claimed lifespan of up to 50,000 hours. The chassis design is optimized for effective airflow, aiding in cooling components. Flexible flat black cables make routing through hidden spaces easier and help organize the internal space of the system unit. However, compared to similar models from other brands, the power supply's price remains relatively high.