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G1251-0460WNA

G1251

INQUIRY READY

G1251-0460WNA

Gospower / AC/DC Platinum / G1251

G1251-0460WNA brings together 460W capacity for 1U Compute and Mixed I/O Systems, with an emphasis on reliable integration in space-conscious equipment.

Output Power (W):
460
Length (mm):
185
Width (mm):
73.5
Height (mm):
40
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PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The G1251-0460WNA is positioned for systems that need more than basic server power but do not require high-wattage PSU capacity. Its 460W output makes it suitable for compact 1U compute platforms, storage control nodes, security appliances, and mixed I/O systems where multiple subsystems share a stable 12V power rail. Allow practical headroom for startup demand and transient loads, while keeping intake and exhaust paths clear throughout continuous operation. Before integration, confirm the connector mapping, chassis clearance, and supported input conditions against the target power shelf. For long-term service, document fan inspection, connector seating, event-log review, and replacement procedures as part of the maintenance plan. Commissioning should verify grounding, input protection, output stability, and the response of any redundant or hot-swap control logic. Record the approved operating limits and service checkpoints so future replacements can be qualified against the same baseline.

Before integrating the G1251-0460WNA, confirm the mating connector or backplane, input source, output-rail requirements, hot-swap sequence, airflow direction, monitoring interface, redundancy behavior, and service clearance against the target platform.

CORE ADVANTAGES

460W CRPS Power Supply for 1U Compute and Mixed I/O Systems

460W Power for Denser 1U Platforms The G1251-0460WNA is designed for compact server, storage, and network systems that need higher power capacity while still maintaining a slim CRPS footprint.

01

460W Power for Denser 1U Platforms The G1251-0460WNA is designed for compact server, storage, and network systems that need higher power capacity while still maintaining a slim CRPS footprint.

02

Compact CRPS-185 Mechanical Design With a 185 × 73.5 × 40 mm form factor, this model fits 1U chassis layouts where space efficiency, serviceability, and clean internal airflow are important.

03

Wide AC and DC Input Support It supports 90–264Vac AC input and 180–300Vdc DC input, making it suitable for global rack systems, distributed cabinets, and infrastructure environments with different power sources.

04

Strong 12V Output for Mixed Loads The unit delivers a 12V main output at 38.3A and a 12V standby output at 2.1A, supporting compute boards, storage backplanes, I/O cards, fans, and management circuits.

05

PMBus-Based Digital Supervision With PMBus 1.2 communication, the G1251-0460WNA allows compatible systems to monitor power status, operating conditions, and fault information for better platform visibility.

06

Built for Reliable System Integration Active PFC, intelligent fan control, optional reverse airflow, and support for UL, CE, FCC, CB, and CCC certifications help this model meet practical deployment needs in modern IT infrastructure.

MODEL SELECTION

Compare Gospower power options.

Review nearby Gospower models and select the power level, output architecture, efficiency grade, and form factor that best match the target system.

Model Power Output Current Efficiency Form Factor Best-Fit Application
G1251-0150WNA 150W 12V Platinum CRPS Embedded servers and low-power edge nodes
G1251-0250WNA 250W 12V Platinum CRPS Network appliances and compact storage systems
G1251-0350WNA 350W 12V Platinum CRPS SMB servers and NAS storage platforms
G1251-0460WNA 460W 12V Platinum CRPS 1U compute systems with mixed I/O loads
G1251-0550WNA 550W 12V Platinum CRPS Dense storage and multi-device 12V platforms

DEPLOYMENT SCENARIOS

Where G1251-0460WNA fits best.

The G1251-0460WNA is positioned for systems that need more than basic server power but do not require high-wattage PSU capacity. Its 460W output makes it suitable for compact 1U compute platforms, storage control nodes, security appliances, and mixed I/O systems where multiple subsystems share a stable 12V power rail.

Scenario System Requirement Why G1251-0460WNA Fits
1U Compute Servers Stable power for processors, memory, fans, and system boards 460W capacity provides usable headroom for compact compute workloads
Mixed I/O Platforms Power support for NICs, RAID cards, HBAs, and controller boards Strong 12V output helps support expansion cards and peripheral modules
Storage Control Nodes Reliable operation for controllers, backplanes, and drive interfaces 38.3A main output supports storage-related system power demand
Security Appliances Continuous operation for firewall, VPN, and traffic inspection hardware Efficient power delivery supports long-hour network security workloads
Edge Processing Systems Compact deployment with compute, storage, and networking combined CRPS-185 size fits space-limited edge infrastructure designs
Telecom Cabinet Equipment Field systems requiring serviceable and monitored power modules PMBus support and CRPS structure help simplify monitoring and maintenance

POWER DESIGN

Reliability notes for continuous operation.

The G1251-0460WNA is designed for compact infrastructure systems that combine compute, storage, and I/O functions in a limited chassis space. Its 460W rating provides stronger power margin than lower-wattage models while keeping the same compact CRPS-185 mechanical platform for easier system integration.

  • 460W output capacity supports 1U servers, storage control systems, network appliances, and mixed I/O platforms.
  • 12V main output at 38.3A provides stable power for system boards, drives, fans, management circuits, and add-on cards.
  • Active PFC helps improve input power quality and supports efficient conversion under different AC operating conditions.
  • Wide AC/DC input compatibility allows use in standard data center racks, DC-powered cabinets, and distributed infrastructure sites.
  • PMBus 1.2 communication supports voltage, current, fault, and operating status visibility in compatible systems.
  • Intelligent fan control adjusts cooling behavior based on load and temperature changes inside compact chassis environments.
  • Optional reverse airflow allows system designers to match PSU cooling direction with the chassis airflow path.
  • Protection functions such as OVP, OCP, OTP, and SCP help reduce electrical and thermal risk during abnormal operating conditions.

INSTALLATION

Installation and operating guidance.

Confirm electrical compatibility, thermal clearance, mechanical fit, redundancy requirements, and system load before integration.

Installation / Operation Item Guidance
Load Planning Review total system power demand from CPU, memory, storage, I/O cards, fans, and management boards before deployment
Chassis Fitment Confirm the 185 × 73.5 × 40 mm CRPS-185 size before mechanical integration
Input Connection Use within the supported 90–264Vac or 180–300Vdc input range
Airflow Direction Select standard or reverse airflow according to the system cooling path
Thermal Clearance Keep the PSU inlet, exhaust area, and surrounding chassis airflow channel unobstructed
I/O Expansion Check Confirm add-on card and storage backplane power requirements before final system configuration
Monitoring Setup Use PMBus 1.2 where supported for operating status, voltage, current, and fault monitoring
Service Inspection Check fan condition, connector contact, dust buildup, and airflow path during regular maintenance

FAQ

Frequently asked questions about G1251-0460WNA.

Key answers for specification matching, installation planning, and system integration.

What type of power supply is the G1251-0460WNA?

The G1251-0460WNA is a 460W CRPS power supply designed for compact 1U servers, storage control systems, network appliances, and mixed I/O platforms.

What is the size of this model?

This model uses the CRPS-185 form factor with a size of 185 × 73.5 × 40 mm, making it suitable for slim 1U system designs.

What input voltage range does it support?

The G1251-0460WNA supports 90–264Vac AC input and 180–300Vdc DC input for flexible deployment in different power environments.

What output does the G1251-0460WNA provide?

It provides a 12V main output at 38.3A and a 12V standby output at 2.1A for system operation, standby management, and platform control.

Is this model suitable for mixed I/O systems?

Yes. Its 460W capacity and strong 12V output make it suitable for systems with storage backplanes, network cards, RAID cards, fans, and management boards.

Does the G1251-0460WNA support PMBus monitoring?

Yes. The unit supports PMBus 1.2, allowing compatible systems to monitor operating status, voltage, current, and fault information.

Can the airflow direction be customized?

Yes. A reverse airflow option is available for chassis designs that require a different PSU cooling direction.

What certifications can this model support?

The G1251-0460WNA can support UL, CE, FCC, CB, and CCC certifications for safety and EMC compliance in global IT infrastructure applications.

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