G1342-0800WNA – 800W CRPS Power Supply for High-Density Server and Network Infrastructure

The G1342-0800WNA offers powerful 800W performance in a streamlined CRPS 1U form factor (185 x 73.5 x 40 mm), making it an excellent choice for space-constrained server rooms and scalable networking environments. Built for reliability and redundancy, this AC/DC power module is designed to support next-generation hardware. Delivering a 12V output at 66.66 amps and a 12V standby rail at 2.1 amps, this unit handles heavy workloads with ease. Its wide-range AC (90–264V) and DC (180–300V) input support ensures compatibility with diverse global power infrastructures. With integrated digital control and PMBus 1.2 communication, users benefit from comprehensive telemetry, fault reporting, and remote configurability. Active Power Factor Correction enhances energy utilization, while the smart fan system ensures temperature optimization and low acoustic output during variable loads. For enhanced system flexibility, the G1342-0800WNA also offers a reverse airflow configuration. It complies with global regulatory standards—UL, CE, FCC, CB, and CCC—ensuring seamless integration into data centers and enterprise platforms worldwide.

Features

CRPS-185: 185×73.5x40mm(LxWxH)

Input: 90 to 264Vac,180-300VdC

Hot-plug

Full Digital control

Active Power Factor Correction

Intelligent-thermal Fan Control

N+N N+1 Redundant

Reverse Airflow Option

Applications

Server

Storage

Networking

HPC

AI Data Centers

Cloud Computing

Enterprise IT Systems

Medical Imaging Equipment

Approvals

UL/cUL

CB

TuV-Mark

CCC/CQC

FCC

CE

NOM

BIS

Specifications

Output Power (W):

800

Length (mm):

185

Width (mm):

73.5

Height (mm):

40

Mounting Type:

Hot pluggable

Minimum Output Current (A):

0

Maximum Output Current (A):

66.66

Output Voltage (V):

12

Minimum Output Power (W):

0

Maximum Output Power (W):

800

Minimum Input Voltage (V):

90

Maximum Input Voltage (V):

264

 

Model Selection Comparison Table

Model

Power Tier Output Current Profile PMBus Form Factor Recommended Use
G1342-0550WNA Mid-range stability tier 12V sustained load profile Yes CRPS class

Storage clusters / multi-node workloads

G1342-0800WNA

Upper-range high-load tier 12V heavy load profile Yes CRPS class

Compute-intensive cores & dense I/O nodes

Deployment Scenarios

The G1342-0800WNA represents the upper-range high-load member of the G1342 series, designed for compute-intensive clusters, dense I/O fabrics and high-traffic environments where watt capacity and sustained peak tolerance directly impact system throughput. Compared with the 0550W tier, this model emphasizes higher current provisioning and headroom for AI inference nodes, multi-GPU compute trays and data-processing workloads that generate non-linear draw patterns throughout the day. Best aligned with high-demand compute workloads, multi-accelerator nodes, edge inference stacks or virtualization clusters operating near continuous upper load. Its watt budget accommodates GPU/FPGA add-ons, high-bandwidth NIC aggregation and complex pipeline jobs without voltage instability during burst states.

 

Scenario

Typical System Profile Load Nature Deployment Notes Why G1342-0800WNA Fits
AI inference servers Multi-NIC/GPU Burst + sustained load Requires watt margin

Maintains rail during compute spikes

FPGA/ASIC fields

Accelerator trays High transient Thermal overhead needed Favors heavy switching cycles
Dense VM clusters High consolidation Mixed burst Lateral scaling

Avoids saturation at full occupancy

CDN edge distributors

Packet streaming Peak shifts 24/7 uptime Consistent delivery under strain
Elastic DB farms Sharded data Mixed long-run High I/O peaks

Stable during compaction loads

Power Architecture & Reliability Design

The G1342-0800WNA is designed for high-density compute environments where power delivery stability directly affects inference throughput and job reliability. Its regulated 12V rail supports sustained draw in multi-GPU and accelerator-assisted nodes, maintaining voltage consistency as workloads transition rapidly between idle and burst phases. The architecture emphasizes thermal robustness, enabling reliable operation in dense racks, rear-exhaust layouts, and airflow-constrained deployments.

 

Independent switching stages and carefully tuned transient response improve voltage hold during compute bursts, reducing the risk of throttling or clock instability when multiple accelerators ramp simultaneously. A balanced derating strategy across MOSFETs, inductors, and capacitors mitigates thermal fatigue and electrical aging, supporting long-term deployment under high current density and extended duty cycles without excessive ripple growth or noise escalation.

 

With ripple stabilization protecting PCIe links and storage paths, the G1342-0800WNA suits accelerator sleds, compute blades, and mid-scale inference racks operating near their power envelope. CRPS hot-swap compatibility and telemetry reporting of power, thermal, and efficiency metrics further support scale-out environments, enabling continuous operation, predictive maintenance, and intelligent resource scheduling in AI inference, analytics, and mission-critical compute workloads.

Power Operating Notes

Reference Condition

Suggested Guidance
Heavy compute racks

Maintain direct cold-aisle airflow

GPU-attached nodes

Extra thermal clearance recommended
Burst-driven workloads

Keep voltage margin reserve

Edge AI inference

Enable telemetry fault tracking
Multi-NIC servers

Consider redundant CRPS pairing

Clustered VM clouds

Watch for sustained peak intervals
Storage-compute hybrid

Monitor thermal saturation trends

Remote POP sites

Add scheduled dust-clean intervals

FAQ

Q1. What differentiates it from 0550W?
Higher watt overhead for GPUs, accelerators and mixed burst compute.

 

Q2. Does it fully support PMBus remote telemetry?
Yes, ideal for data-center monitoring and predictive replacement cycles.

 

Q3. Can it be used in N+1 redundancy?
Yes — ensure rack airflow and thermal load are balanced.

 

Q4. Where is it best deployed?
AI compute, dense virtualization, heavy I/O racks and high-bandwidth servers.

 

Q5. Is it recommended for hybrid compute-storage clusters?
Suitable, but ensure sustained draw does not bottleneck fan curves.

 

Q6. How to prolong lifespan under full load?
Prioritize strong airflow channels and periodic fan health checks.

 

Q7. Scaling suggestion if more watt is needed later?
Consider dual-supply redundancy or multi-rack load distribution.

 

Q8. Is it drop-in compatible with 0550W?
Yes — same CRPS class geometry; review load mapping before swap.

 

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