G1231-1300WNA – 1300W 1U Power Distribution Board for Data Centers, AI Clusters, and High-Density IT Systems
The G1231-1300WNA 1300W 1U Power Distribution Board is engineered to meet the demanding power requirements of data centers, AI clusters, and high-density IT infrastructures. It features a compact 1U chassis (226 x 156 x 41.5 mm) with a 1+1 redundant design for enhanced system availability and fault tolerance.
This PDB delivers multiple high-current outputs: +12V/108A, +5V/25A, +3.3V/25A, -12V/0.5A, and +5Vsb/3A, making it ideal for complex multi-rail system architectures.
It supports a broad input range (90–264Vac / 180–300Vdc), ensuring flexibility across global installations. Full digital control with PMBus 1.2 provides intelligent monitoring, remote diagnostics, and seamless integration with smart power systems.
Platinum or Titanium-level efficiency combined with active PFC ensures high energy conversion and stable performance. Hot-swap support enables maintenance or replacement without disrupting operation.
Advanced thermal design, including smart fan control and reverse airflow capability, keeps temperatures in check in tightly packed environments. Certified to UL, CE, FCC, CB, CCC, and more, the G1231-1300WNA ensures safe, reliable operation in mission-critical deployments.
Features
1U Dimension: 226x156x41.5mm(LxWxH)
Input: 90 to 264Vac,180-300Vdc
Hot-plug
Full Digital control
Efficiency: Platinum/Titanium
Active Power Factor Correction
Reverse Airflow Option
Intelligent-thermal Fan Control
1+1 1U Redundant
Applications
Server
Storage
Networking
HPC
Data Centers
Rendering Farms
Medical Equipment
Telecom Infrastructure
Approvals
UL/cUL
CB
TuV-Mark
CCC/CQC
FCC
CE
NOM
BIS
Specifications
| Output Power (W): | 1300 |
| Length (mm): | 226 |
| Width (mm): | 156 |
| Height (mm): | 41.5 |
| Mounting Type: | Hot pluggable |
| Output Current (V): | +12V/108A, +5V/25A, +3.3V/25A, -12V/0.5A,+5Vsb/3A |
| Minimum Output Power (W): | 0 |
| Maximum Output Power (W): | 1300 |
| Minimum Input Voltage (V): | 90 |
| Maximum Input Voltage (V): | 264 |
Model Selection Comparison Table
|
Model |
Power Class | Use Role | Input | Form Factor | Recommended Use |
| G1231-0150WNA | Entry | Low-power micro-server & control PDB | AC/DC | 1+1 PDB |
Light compute, gateways, telemetry nodes |
| Mid | Slightly higher demand | AC/DC | 1+1 PDB | Edge compute with minor concurrency | |
| G1231-0350WNA | Upper-Mid | Storage-light VM | AC/DC | 1+1 PDB |
Small VMs or micro-datacenter |
| High | Balanced I/O workloads | AC/DC | 1+1 PDB | Routing + container nodes | |
| G1231-0550WNA | High+ | Heavier mixed loads | AC/DC | 1+1 PDB |
Moderately scaled micro-hosting |
| Strong | Compute/storage combined | AC/DC | 1+1 PDB | Medium multipurpose deployments | |
| G1231-1300WNA | Extreme | Dense compute edge | AC/DC | 1+1 PDB |
Hybrid processing workloads |
| Peak | Multi-service environments | AC/DC | 1+1 PDB |
Gateway clusters & scalable compute |
Deployment Scenarios
The G1231-1300WNA enters the extreme performance tier of the G1231 platform — positioned for multi-node hyper-converged deployments, large VM density, distributed storage clusters, encryption-heavy POP gateways, and early-stage GPU-assisted inference workloads. With 1300W continuous delivery, this model is well suited for racks that support multi-role service fusion — storage, compute, network routing, and security overlay running concurrently. The watt capacity also helps maintain stable scheduling windows, high concurrency, and sustained IO at scale without voltage collapse during long-duration bursts.
|
Scenario |
Workload Profile | Why 1300W Tier Fits |
| Hyper-converged clusters | Heavy VM + SDS |
Power reserves for peaks |
|
Large POP compute |
Routing + cache + auth | Handles parallel services |
| Distributed DB nodes | Write-intensive |
Ripple headroom maintained |
|
Edge AI inference |
Mid GPU assist | Manages burst acceleration |
| Multi-tenant VM farms | High concurrency |
Stable under heavy threads |
|
Hybrid storage & compute |
Continuous IO |
Strong voltage regulation |
Power Architecture & Reliability Design
The G1231-1300WNA is tuned for dense virtualization environments and hybrid compute–storage fabrics where I/O intensity, network throughput, and encryption workloads operate concurrently under sustained duty cycles. Its power architecture is designed to maintain consistent output behavior as multiple services overlap, supporting platforms where long-session virtual machines, routing pipelines, and data services must coexist without instability.
Voltage regulation minimizes droop during NVMe burst activity, container scheduling spikes, and database indexing operations, helping preserve SSD latency characteristics under pressure. Ripple control further protects storage and network subsystems from transient-induced jitter, allowing predictable performance even when encryption, routing, and compute tasks scale simultaneously. PMBus telemetry exposes detailed load and thermal curves, supporting informed long-term scaling and capacity planning decisions.
Thermal architecture emphasizes reliable operation in tight edge enclosures and compact POP chassis, where airflow margins are limited but uptime requirements remain high. Heat distribution is managed to maintain predictable thermal behavior during continuous 24/7 service, reducing the need for frequent intervention. As a result, the G1231-1300WNA is well suited for fleets seeking low-touch maintenance cycles while sustaining high VM concurrency and strong I/O absorption ahead of GPU-heavy expansion stages.
Power Operating Notes
|
Reference Condition |
Suggested Guidance |
| AI-assist edge clusters |
Thermal planning recommended |
|
Hyper-converged stacks |
Keep redundancy active |
| POP routing + DB |
Monitor NVMe temps |
|
VM-dense workloads |
Track CPU utilization trends |
| Active cache nodes |
Leave 15-25% surge margin |
|
Mixed compute-storage |
Ensure airflow front-to-back |
| Long-session concurrency |
PMBus health checks quarterly |
|
Future GPU add-on |
Step to 1600W tier if needed |
FAQ
Q1. Main deployment use?
High-density compute with storage and routing combined.
Q2. Safe for 24/7 full load operation?
Yes — designed for continuous runtime stability.
Q3. Key difference vs 800W?
Significantly stronger concurrency and IO burst resilience.
Q4. Redundancy support?
Works within 1+1 PDB architecture natively.
Q5. GPU capable?
Supports light to moderate inference accelerators.
Q6. Best workload type?
Hyper-converged VM + SDS + routing mix.
Q7. When insufficient?
If large GPU nodes or heavy inferencing are required.
Q8. Upgrade path?
Move to G1231-1600WNA for future AI scale-out.