

Gamemax 1200 W LION CORE 1200P Platinum Full Modular Power Supply
- Power supply unit power (W)
- 1200 W
- Certificate
- 80+ Platinum
- Format
- ATX
- Modular power supply
- Yes
- ATX 3.0/3.1 - PCIe Gen 5.0/5.1
- Yes
- PSU length (mm)
- 160 mm
Description
Gamemax LION CORE 1200P is a high-class ATX power supply for serious gaming and enthusiast configurations, where 1200 W real power and stability are critical. With 80+ Platinum efficiency (up to 92%) and ATX 3.1 design with PCIe 5.1 support, this PSU is ready for the latest RTX 40/50 graphics cards. Native 12V-2x6 (12+4 pin) connector, a massive package of protections, and Cybenetics Platinum/A+ ratings suggest a focus on reliability and low noise. All of this is packed into a relatively compact ATX chassis with a modular design and ARGB lighting.
What you get
With a power of 1200 W and Active PFC, you have enough headroom for a high-end CPU + top GPU, plus multiple additional devices, without worrying about the stability of the +12V rail. Native 12V-2x6 PCIe 5.1 connector means you can power an RTX 40/50 card directly without adapters, reducing the risk of poor contact and overheating of the connectors. 100% Japanese capacitors (up to 105 °C) and matrix-arranged solid capacitors for reduced ripple provide cleaner power to the components, which is important for overclocking and long 24/7 load. 135 mm FDB fan with intelligent 0dB fan-stop mode and Cybenetics noise level A+ ensures quiet operation at idle and low noise even under load. Full modularity and flat ribbon cables facilitate cable management, improve airflow, and make the system more organized.
- 1200 W output power gives you serious headroom for high-end GPU, powerful CPU, and multiple peripherals, without risking OPP protection during peak consumption.
- 80+ Platinum efficiency (up to 92%) reduces losses as heat, which means lower electricity bills and less load on the case cooling.
- ATX 3.1 with PCIe 5.1 and native 12V-2x6 (12+4 pin) connector is directly aimed at RTX 40/50 series, without the need for additional adapters and with a more secure connection.
- 135 mm FDB fan with 0dB mode completely stops at low load and together with Cybenetics A+ noise rating makes the power supply suitable for quiet and 'silent' builds.
- 100% Japanese capacitors rated up to 105 °C, plus patented dual magnetic ring flat copper inductor on the +12V rail enhance longevity and stability under serious load.
- Voltage regulation under 0.5% on +12V/+5V/+3.3V means minimal deviations during sudden changes in consumption, which is important for stable overclocking and sensitive hardware.
- Full set of protections (OPP / OVP / UVP / OCP / SCP / OTP / NLP / SIP / OLP / NLO), two-stage EMI filter, and anti-burn protection safeguard both the power supply and the other components.
- Full modular design with flat ribbon cables and a rich series of connectors (including PCIe, SATA, PATA, and 5V ARGB 3-pin) gives you flexibility in any build – from pure gaming to multiple drives.
- ARGB lighting with 5V 3-pin synchronization allows you to connect the PSU to the motherboard and integrate it into the overall lighting scheme of the configuration.
- MTBF up to 100,000 hours and lifetime warranty from the manufacturer emphasize the focus on long-term reliability.
Who it is suitable for
This power supply is suitable for high-end gaming and enthusiast builds with RTX 40/50 series, powerful multi-core CPUs, overclocking, and plenty of storage. It is also suitable for operation under long continuous load — rendering, simulations, streaming, and production systems. If you are planning a budget system with low consumption, 1200 W and this class of PSU will rather be overkill, but leave plenty of room for future upgrades.
The combination of 1200 W, 80+ Platinum efficiency, ATX 3.1 with native 12V-2x6, and a rich package of protections makes Gamemax LION CORE 1200P a strong candidate for serious and long-term builds. Most impressive here is the combination of modern standards, very quiet operation, and focus on power supply stability.
Full specifications
- Manufacturer
-
Gamemax
- Product Code
- 2155-1200R0002
- Power supply unit power (W)
- 1200
- Certificate
-
80+ Platinum
- Power supply
- 100 - 240 VAC
- Format
-
ATX
- Efficiency
- 92%
- Fan
- 135 mm FDB fan with 0dB mode
- Modular power supply
- Yes
- Input voltage
- 100–240 V AC
- Output power
- 1200 W
- ATX 3.0/3.1 - PCIe Gen 5.0/5.1
- Yes
- PFC type
- Active PFC
- Color
-
Black
- Weight
- 3.24 kg
- PSU length (mm)
- 160
- Warranty
- 120 months
- Dimensions (mm)
- 160 x 150 x 86 mm
- Connectors
-
1× MB 24(20+4) pin (650 mm)2× CPU 8(4+4) pin (700 mm)1× PCIe5.1 12V-2x6 (12+4) pin (650 mm)4× PCIe 8(6+2) pin (650 mm)2× SATA cables with 4× SATA connectors each (500+150+150+150 mm)1× PATA cable with 3× PATA + 1× FDD (500+150+150 mm + FDD 150 mm)1× 5V ARGB 3-pin (1000 mm)
- Special features
-
ATX 3.1 PSU with PCIe 5.1 support and native 12V-2x6 (12+4 pin) connector for RTX 40/50 seriesLifetime warranty from the manufacturer100% Japanese capacitors rated up to 105 °CMatrix arranged solid capacitors for reduced rippleTwo-stage EMI filter and anti-burn protectionPatented dual magnetic ring flat copper inductor on +12V railVoltage regulation under 0.5% on +12V/+5V/+3.3VCybenetics A+ noise levelTextured flat cablesIntelligent 0dB fan-stop modeARGB synchronization with the motherboard (5V 3-pin)
- Others
-
Protections OPP / OVP / UVP / OCP / SCP / OTP / NLP / SIP / OLP / NLOMTBF up to 100,000 hoursSafety certifications: CE / FCC / CB / EAC / UKrTEST / RoHS / CCCCybenetics efficiency: PlatinumCybenetics noise level: A+
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