Introducing SUPER FLOWER Zhenhua LEADEX VII: The Ultimate 850W ATX3.0 Power Supply with 12VHPWR Cable and ECO Mode – Full Specs and Review

Super Flower, a renowned leader in power supply technology, recently unveiled its latest marvel – the LEADEX VII series. This new line of power supplies is engineered to set a benchmark in the industry with its ATX3.0 standard compatibility.

Key Features of LEADEX VII:

  • Model Excellence: The SF-850F14XG, a pinnacle of power supply design, boasts an impressive 850W of rated power, ensuring robust performance for demanding systems.
  • Advanced Connector Technology: The 12VHPWR connector, with an 8-pin configuration, is a standout feature. Capable of handling up to 600W, it eliminates bending risks, a common concern in high-power setups.
  • Efficiency and Certification: With an 80 PLUS Gold rating, the LEADEX VII promises high energy efficiency. It operates within a wide input voltage range (100-240V) and has an active power correction feature.
  • Smart Cooling Solution: The 140mm FDB liquid bearing fan is not just quiet; it’s smart. The fan’s ECO mode ensures optimal thermal management without unnecessary noise.
  • Build Quality: Durability is a given with full-module cables and all-Japanese capacitors, marking it as a top choice for high-end power supplies.
  • Dimensions: Its compact size of 150 x 150 x 86 mm allows easy integration into most computer cases.

Safety and Reliability:

  • The LEADEX VII is equipped with multiple protection mechanisms including OVP, OPP, SCP, OCP, UVP, OTP, SIP, and NLO, ensuring a safe and stable power supply.

Warranty and Support:

  • Super Flower backs the LEADEX VII with a generous 10-year warranty, reflecting their confidence in the product’s longevity and reliability.

Cable Specifications:

  • The power supply includes a comprehensive set of cables, such as the ATX/MB 20+4 Pin connector and multiple CPU/EPS, PCIe, and SATA connectors, designed for versatility and ease of use.

EAN Code: 4711213446672 BK

The LEADEX VII is not just a power supply; it’s a commitment to quality, efficiency, and innovation. This latest offering from Super Flower is poised to redefine what enthusiasts expect from high-end power solutions.

ATX3.0, native dual 8pin to 12VHPWR | LEADEX

The LEADEX VII series from Super Flower, a notable power supply OEM, includes premium full-modular power supplies that adhere to ATX 3.0 and PCIe Gen 5 specifications. The series is divided into two sub-series: the Leadex VII XP and the Leadex VII XG. The XP series meets the 80 Plus Platinum efficiency standard, while the XG series meets the 80 Plus Gold standard and also boasts Cybernetics Platinum switching efficiency. Both sub-series offer models with capacities of 850 W and 1000 W, with the XP series going up to 1200 W and the XG series to 1300 W. They feature 15 cm body lengths and utilize 140 mm FDB fans. The power supplies are distinguished by Super Flower’s straight universal modular connectors, which are versatile in accommodating various connector types.

80 PLUS certificate.
Cybenetics certificate.
LEADEX VII XG 850W outer box.
Detailed specifications are printed on the back.
The fan speed curve is listed on the side.

The LEADEX VII power supply has a smart fan control system. When the internal temperature exceeds a certain threshold, the fan speed increases, reaching a maximum of 1700 RPM. Importantly, the fan doesn’t immediately stop once the temperature drops; it requires the temperature to fall below 45 degrees Celsius before it enters a stalled state. This design is intentional to prevent the fan from frequently stopping and starting when the temperature hovers around 60 degrees, ensuring more consistent cooling and less wear on the fan mechanism.

140mm FDB fan.
Power meter.
Fully modular design.
Zhenhua’s butterfly logo is printed on the side.
Pinzi power socket, power switch button, ECO switch.
Select ON to enter ECO mode.
Accessories only include manual and warranty cards.

The LEADEX VII power supply is designed to reduce the risk of bending and can support a power output of up to 600W. In terms of connectivity, it features 3 PCIe 6+2 Pin connectors, each 70cm in length. Additionally, there are 12 SATA connectors divided into 3 strips, each strip measuring 55+13+13+13cm in length. Furthermore, it includes 4 large 4-pin connectors in a single strip, with lengths of 55+15+15+15cm, providing ample length for various system configurations.

Module line overview.
1 ATX/MB 20+4 Pin, wire diameter 16AWG, length 60cm.
2 CPU/EPS 4+4 Pins, wire diameter 16AWG, length 70cm.
3 PCIe 6+2 Pins, wire diameter 16AWG, length 70cm.
1 PCIe 12+4 Pin (12VHPWR), wire diameter 16WG, length 70cm.
A total of 4 large 4-pin connectors, wire diameter 18AWG, length 55+15+15+15cm.
3 pieces, totaling 12 SATA connectors, wire diameter 18AWG, length 55+13+13+13cm.

The LEADEX VII XG 850W power supply incorporates a patented design that enhances connector stability. It features a bolt-type rotating head and tenon design on the CPU 4+4 pin and motherboard 24 pin connectors. This innovative approach results in a more secure connection compared to traditional separate connectors, reducing the likelihood of accidental disconnection during installation. This design ensures that the connectors are tightly fixed and remain stable, enhancing the reliability and ease of system assembly.

24-pin door bolt type rotating head.
CPU 4+4pin clip is fixed.

80 PLUS Gold Certification | LEADEX VII XG 850W ATX 3.0 Power Supply Stress Test

In this test, the OCCT power supply test is used to create a high-power operating environment. The HWiNFO64 tool is employed to record voltage and power data. Additionally, thermal imaging is utilized to observe and assess heating conditions. This comprehensive approach ensures a thorough evaluation of the power supply’s performance under stress, including its thermal response and stability under high-power conditions.

In the test, the LEADEX VII XG 850W power supply was subjected to a 30-minute stress test using OCCT 12.1.12 on a high-end system including an Intel Core i9-14900K processor, NVIDIA RTX4080 FE graphics card, and other top-tier components. The test recorded a CPU power consumption of 374W and GPU power of 319W, totaling about 693W. The power meter reading was approximately 805W. HWiNFO64 recorded an average +12V voltage of 12.000V, +5V at 5.040V, and +3.3V at 3.344V, indicating very stable performance.

OCCT stress test for 30 minutes.

During the 30-minute stress test, a thermal imager was used to monitor the heating condition of the LEADEX VII power supply. This allowed for an assessment of how well the unit managed heat under high-stress conditions. The sound of the fan, presumably an indicator of the cooling system’s response to the increasing temperature, was also observed. This approach provides insights into both the thermal efficiency and the acoustic performance of the power supply under load.

Thermal image of the power supply.
12VHPWR joint thermography photo.

Summarize

The LEADEX VII power supply showcases Zhenhua’s commitment to quality without unnecessary cost-cutting. For instance, it opts for individual 2 CPU 4+4 pins and 3 PCIe 6+2 pins, avoiding cheaper one-to-two wire designs. The main 12V wires are 16AWG, emphasizing durability, and the wire diameter supports 12 SATA connectors efficiently. Its efficiency is akin to platinum-level standards, surpassing just the basic requirements for a gold rating. The fan speed strategy is particularly notable, designed to avoid frequent starts and stops in marginal temperature conditions, reducing noise and potentially extending fan life.

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Title: Introducing SUPER FLOWER Zhenhua LEADEX VII: The Ultimate 850W ATX3.0 Power Supply with 12VHPWR Cable and ECO Mode – Full Specs and Review

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