G1268-0460WNA – 460W CRPS Power Supply Designed for Reliable Telecom and Server Operations
The G1268-0460WNA power supply is engineered specifically for server, storage, and telecommunication environments, featuring a space-saving 1U CRPS-standard form factor (185 x 73.5 x 40 mm) suitable for dense system configurations.
This redundant DC/DC power supply delivers a steady 12V output at 38.3A along with 12V standby current of 2.1A, ensuring consistent performance under demanding workloads. It supports a broad input voltage range from 36 to 72Vac, making it adaptable for worldwide deployment.
With integrated digital control and a PMBus 1.2 interface, this unit provides real-time status monitoring and remote system management capabilities. The inclusion of active Power Factor Correction (PFC) guarantees energy-efficient operation and voltage stability.
An intelligent fan control system actively balances optimal cooling with reduced acoustic noise levels. Additionally, the reverse airflow option offers enhanced flexibility in system design and installation.
Certified to UL, CE, FCC, CB, and CCC standards, the G1268-0460WNA meets stringent global safety and electromagnetic compatibility (EMC) requirements, delivering dependable and secure power solutions.
Features
CRPS-185: 185×73.5x40mm(LxWxH)
Input: 36-72VdC
Hot-plug
Full Digital control
Active Power Factor Correction
Intelligent-thermal Fan Control
N+1 Redundant
Reverse Airflow Option
Applications
Server
Router
Networking
Switches
Telecom
Firewall
Cloud Storage
Approvals
CTUVUS
TuV-Mark
CCC/CQC
FCC
CE
BSMI
BIS
Specifications
| Output Power (W): | 460 |
| Length (mm): | 185 |
| Width (mm): | 73.5 |
| Height (mm): | 40 |
| Mounting Type: | Hot pluggable |
| Minimum Output Current (A): | 0 |
| Maximum Output Current (A): | 38.3 |
| Output Voltage (V): | 12 |
| Minimum Output Power (W): | 0 |
| Maximum Output Power (W): | 460 |
| Minimum Input Voltage (V): | 36 |
| Maximum Input Voltage (V): | 72 |
Model Selection Comparison Table
|
Model |
Power Tier | Behavior | Input | Form Factor | Recommended Use |
| G1268-0150WNA | Entry | Lightweight control & edge logic | DC 48V | CRPS-185 |
Control/management boards |
| Mid | Higher logic + I/O load | DC 48V | CRPS-185 | Edge compute + routing | |
| G1268-0350WNA | Mid-High | Storage + light inference | DC 48V | CRPS-185 |
Micro compute nodes |
| High | Mixed control + small AI | DC 48V | CRPS-185 | Industrial MEC | |
| Peak | Multi-board + service layer | DC 48V | CRPS-185 |
Telecom/DC clusters |
Deployment Scenarios
The G1268-0460WNA is the high-mid output level within the G1268 DC-DC 48V series, designed for edge compute nodes, dense network appliances, multi-service SD-WAN/firewall platforms, NAS/cache clusters, and light inference workloads where performance needs exceed the 350W class. It suits environments running moderate virtualization stacks, multi-disk storage arrays, packet inspection workloads, or devices integrating NIC acceleration + storage + control logic simultaneously.
This watt tier fills the gap before heavy DC-DC builds — offering enough capacity for hybrid workloads, moderate accelerator cards, edge inference modules, and high burst I/O, while still optimizing for 48V telecom/edge power ecosystems and compact deployments.
|
Scenario |
Workload Pattern | Why 460W Fits |
| Edge compute node | Mixed CPU + I/O |
More headroom than 350W for VM growth |
|
NAS/cache/storage appliance |
Multi-drive spin + I/O bursts | Handles sustained disk activity |
| SD-WAN / Firewall / Routing | Parallel packet processing |
Stable rails under load variance |
|
PoE + compute integration |
Combined services | Efficient DC-DC conversion for hybrid edge |
| Industrial MEC unit | Moderate inference tasks |
Supports occasional accelerator load |
|
Remote or telecom DC rack |
48V backbone |
Seamless DC-input integration |
Power Architecture & Reliability Design
The G1268-0460WNA is engineered for DC-powered environments that require more sustained capacity than lower-tier modules while preserving a compact footprint and thermal efficiency. It employs a high-efficiency 48V-to-12V DC-DC conversion stage optimized for long-duty operation, delivering stable output across mixed network, storage, and compute workloads where concurrency is common.
Ripple suppression and transient control maintain rail integrity during simultaneous I/O and compute activity, including containerized services, multi-disk access bursts, encryption offload, and lightweight inference execution. This ensures predictable behavior for server-class components even as load patterns fluctuate rapidly within edge or access-layer systems.
Thermal design focuses on reliable operation in edge cabinets, compact MEC deployments, and telecom racks where airflow is limited and maintenance cycles are extended. Heat conduction paths and airflow guidance prevent localized accumulation during continuous 24/7 operation, supporting long service life in remote or unattended installations. Positioned as a transitional tier before 550W-class solutions, the G1268-0460WNA balances headroom and efficiency for hybrid workloads without the overhead of full-scale power provisioning.
Power Operating Notes
|
Reference Condition |
Suggested Guidance |
| Hybrid compute/storage |
Maintain airflow and thermal clearance |
|
Continuous operation |
Monitor intake temp if enclosure is compact |
| Storage-heavy workloads |
Verify ripple during disk spin-up bursts |
|
Edge DC rooms |
Surge protection recommended |
| MEC inference nodes |
Track thermal slope under sustained work |
|
Remote deployment |
Ensure cabinet ventilation not obstructed |
| Growth planning |
Upgrade to 550W tier for scaling |
|
High ambient racks |
Periodic dust cleaning recommended |
FAQ
Q1. Where is G1268-0460WNA best applied?
Mixed compute + storage workloads in edge servers, MEC nodes, SD-WAN/firewall platforms, or compact telecom DC systems.
Q2. Why choose 460W vs 350W or 250W?
More continuous load capability and transient tolerance, ideal for hybrid I/O + compute loads.
Q3. Is it suitable for 24/7 uptime?
Yes — thermal design and DC-DC efficiency enable long-term continuous duty.
Q4. Can it support inference tasks?
Yes, suitable for light to moderate inference workloads or accelerator cards within thermal limits.
Q5. Is DC-48V input required?
Yes — designed specifically for telecom/edge 48V infrastructure.
Q6. Will ripple remain stable if multiple drives or NICs burst?
Yes — ripple suppression ensures stable 12V rails under I/O spikes.
Q7. What if compute load increases later?
Move to G1268-0550WNA for heavier workloads or VM density.
Q8. Can this be deployed in compact remote cabinets?
Absolutely — low heat profile and DC-DC topology fit tight enclosures well.