G1231-0350WNA – 350W 1U Power Distribution Board for High-Availability Servers, Storage, Networking, and HPC Applications
The G1231-0350WNA is a robust 350W 1U power distribution board engineered for servers, storage solutions, networking equipment, and high-performance computing (HPC) systems. It features a compact 1U chassis measuring 226 x 156 x 41.5 mm and supports a 1+1 redundant configuration to ensure maximum system uptime.
This PDB provides multiple outputs including +12V/29A, +5V/20A, +3.3V/25A, -12V/0.5A, and +5Vsb/3A. It accepts a wide AC/DC input range of 90–264Vac and 180–300Vdc, allowing for flexible deployment across global power standards.
Equipped with digital control and PMBus 1.2 interface, it facilitates intelligent monitoring and seamless system integration. Platinum or Titanium-level efficiency combined with active power factor correction (PFC) guarantees reliable and energy-saving operation.
The design includes hot-swap capability for easy replacement without interrupting system function. Intelligent fan control alongside a reverse airflow option enhances thermal management in dense computing environments. Certified to UL, CE, FCC, CB, CCC, and other global safety standards, the G1231-0350WNA meets rigorous compliance for dependable performance.
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): | 350 |
| Length (mm): | 226 |
| Width (mm): | 156 |
| Height (mm): | 41.5 |
| Mounting Type: | Hot pluggable |
| Output Current (V): | +12V/29A,+5V/20A,+3.3V/25A, -12V/0.5A,+5Vsb/3A |
| Minimum Output Power (W): | 0 |
| Maximum Output Power (W): | 350 |
| 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 G1231-0350WNA progresses beyond the 250W tier, offering 350W continuous output for edge compute environments where virtualization density, device connectivity and storage activity begin to scale beyond minimal workloads. This power level is suited for micro-datacenter nodes, SDS-lite deployments, VPN/firewall appliances, IoT concentrators, branch compute mini-clusters and light media handling, providing a comfortable watt buffer for sustained system activity. Compared with G1231-0250WNA, the 350W tier sustains higher concurrency, more active containers, and increased caching operations, maintaining stable 12V distribution under moderate scaling cycles.
|
Scenario |
Expected Load Pattern | Why 350W Tier Fits |
| Small VM clusters | Multi-service concurrency |
Stronger overhead than 250W |
|
Branch compute nodes |
Higher active user count | Maintains stability in bursts |
| SDS-lite environments | Storage indexing & retrieval |
Ripple stability protects IO |
|
Secure gateway + VPN |
Encryption spikes | Handles periodic CPU lift |
| IoT processing edge | Larger device aggregation |
Thermal balance for long duty |
|
Remote logging POP |
Constant uptime roles |
Efficient for decentralized nodes |
Power Architecture & Reliability Design
The G1231-0350WNA employs a regulated power distribution stage tuned for edge compute environments with moderate load variation, delivering smooth and predictable rail behavior during virtual machine bursts, routing functions, and multi-service orchestration activity. Its electrical design absorbs short-term demand changes without introducing voltage fluctuation, supporting stable operation as workloads scale incrementally.
Ripple suppression is optimized to reduce the risk of storage latency and network ASIC interference during indexing operations, packet correlation, and light encryption bursts. This controlled electrical profile helps maintain I/O consistency across SDS-lite platforms, embedded storage nodes, and network-centric edge systems where clean power delivery directly affects responsiveness.
Thermal characteristics remain stable within compact enclosures, allowing the unit to sustain extended uptime without aggressive cooling strategies. Heat diffusion is balanced to avoid localized stress during continuous operation, while PMBus access provides visibility into load behavior and thermal trends. Positioned as a natural step beyond the 250W class, the G1231-0350WNA is well suited for long-running edge deployments that require additional headroom before transitioning to higher-capacity power tiers.
Power Operating Notes
|
Reference Condition |
Suggested Guidance |
| Small VM farms |
Keep airflow pathway open |
|
Storage-lite workloads |
Ripple remains controlled |
| POP branches |
Review PMBus logs periodically |
|
Secure routing roles |
Maintain grounding integrity |
| Mixed container tasks |
Leave headroom for surge |
|
Long uptime |
Dust control extends life |
| Distributed clusters |
Efficient central rollout |
|
Scaling path |
Move to 460W for heavy IO or CPU |
FAQ
Q1. Ideal role for G1231-0350WNA?
Storage-light VM hosting, edge compute nodes, branch POP servers.
Q2. Can it run continuously?
Yes — engineered for non-stop duty under moderate load.
Q3. Difference vs 250W model?
Greater concurrency capacity and caching headroom.
Q4. Supports redundancy?
Pairs with 1+1 PDB architecture for failover resiliency.
Q5. Suitable for VPN/firewall workloads?
Handles encryption bursts efficiently.
Q6. Good for IoT aggregation clusters?
Yes — supports device scaling more comfortably.
Q7. Deployment caution?
Ensure airflow does not become restricted in small chassis.
Q8. When to choose 460W?
If service density or storage IO begins to grow significantly.