G1182-0550WNA – 550W CRPS Power Supply for Microservers, Edge Deployments, and Compact Data Systems
The G1182-0550WNA is a 550W CRPS power supply designed for microserver platforms, edge computing deployments, and compact data environments where space efficiency and reliability are essential. Built in a 1U CRPS-standard form factor (196.5 × 86 × 40 mm), it supports high-density system integration.This unit provides a 12V main output rated at 45.8A along with a 12V standby rail at 2.1A, delivering stable power to processors, memory modules, and control circuits. Its universal input range of 90–264Vac / 180–300Vdc makes it suitable for global infrastructure and remote edge locations.Digital power management with PMBus 1.2 enables remote monitoring, real-time telemetry, and intelligent control of operating parameters. Its Platinum-level efficiency helps reduce energy waste and supports long-term system stability.The G1182-0550WNA also features adaptive fan control to balance cooling performance and noise levels. An optional reverse airflow configuration allows flexible deployment in both traditional and inverted rack designs, especially in space-limited IT environments.
Features
CRPS-196: 196.5x86x40mm (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): | 550 |
| Length (mm): | 196.5 |
| Width (mm): | 86 |
| Height (mm): | 40 |
| Mounting Type: | Hot pluggable |
| Minimum Output Current (A): | 0 |
| Maximum Output Current (A): | 45.8 |
| Output Voltage (V): | 12 |
| Minimum Output Power (W): | 0 |
| Maximum Output Power (W): | 550 |
| Minimum Input Voltage (V): | 90 |
| Maximum Input Voltage (V): | 264 |
Model Selection Comparison Table
|
Model |
Power Tier | Load Behavior | PMBus | Form Factor | Recommended Use |
| G1182-0550WNA | Entry efficiency tier | Optimized for light/micro compute | Yes | CRPS |
Edge POP / gateways / caching |
| Balanced mid-tier | More burst and multi-service headroom | Yes | CRPS | Virtualization, mid workloads | |
| G1182-1200WNA | Performance range | Stable during continuous duty | Yes | CRPS |
Data POP / small clusters |
| High-density | For compute + I/O heavy nodes | Yes | CRPS |
HPC edge / inference |
Deployment Scenarios
As the entry tier of the G1182 lineup, G1182-0550WNA is designed for compact, low-power compute environments where efficiency, thermal stability, and continuous duty reliability matter more than brute power capacity. It fits deployments such as micro-edge nodes, SMB gateway servers, lightweight virtualization hosts, caching appliances, and network forwarding units that operate with predictable load envelopes. The 550W tier is frequently selected when organizations require stable 12V delivery with minimal energy overhead, especially in large fleets where per-node efficiency compounds into substantial operational savings.
This model is also suitable for distributed PoP environments, micro-clusters handling routing + monitoring, and storage gateways with limited spike behavior. In power-sensitive markets like telecom access, IoT aggregation, and branch-edge compute, G1182-0550WNA helps reduce long-term operating cost while ensuring hardware longevity under constant service cycles.
|
Scenario |
Load Pattern | Why 0550W Fits |
| Edge compute micro-nodes | Predictable utilization |
Efficiency first, low waste |
|
SMB gateway/firewall |
Networking tasks | Stable rail at modest draw |
| Caching/Storage proxy | Burst-light workloads |
Low-ripple continuity |
|
IoT aggregation |
High connection count, low power | 550W perfectly sized |
| Monitoring/Telemetry | Always-on runtime |
Thermal & stability advantage |
|
Remote PoP clusters |
Cost & scale are key |
Reduced OPEX across fleets |
Power Architecture & Reliability Design
The 0550W variant emphasizes low-loss conversion efficiency and lifecycle longevity, tuned for environments where nodes operate continuously but rarely push into high utilization bands. With linear thermal behavior and conservative switching parameters, the PSU maintains output ripple discipline even over thousands of operating hours, especially valuable in network racks that see seasonal temperature fluctuation or airborne particulate accumulation.
Its architecture uses optimized conduction paths to ensure minimal thermal rise during steady operation, extending capacitor lifespan and delaying maintenance events. Under PMBus supervision, operators can observe intake vs exhaust temperature deltas, ripple drift, and fan duty evolution — all of which serve as predictive health indicators that prevent failure-based downtime. When deployed across scaled clusters, the 0550W tier reduces rack-level heat output and can meaningfully improve MTBF compared to overspec configurations running at low load percentage.
Power Operating Notes
|
Reference Condition |
Suggested Guidance |
| Network gateway / firewall |
Maintain front-air intake to ensure ripple margin |
|
Caching tier workloads |
Check PMBus thermal slope during long sync runs |
| Edge POP deployment |
Dust filtration directly extends lifespan |
|
Cluster scaling |
Match units within batch for optimal uniform behavior |
| Storage proxy tasks |
Monitor fan duty for seasonal load variation |
|
Continuous low-load |
Efficiency advantages compound over time |
| Remote/Unattended racks |
Telemetry logging recommended |
|
Long-term fleet rollout |
0550W reduces cumulative rack heat + energy draw |
FAQ
Q1. When should G1182-0550WNA be selected?
For light compute, network forwarding, caching, telemetry, edge gateways, and always-on low/medium traffic workloads.
Q2. Key advantage over mid-tier units?
Lower operating energy cost and longer component margin under continuous uptime.
Q3. PMBus supported?
Yes — includes telemetry for voltage, temperature, fan duty, ripple, alert flags.
Q4. 24/7 suitable?
Intended for continuous uptime operation in micro and distributed networks.
Q5. Burst-type behavior?
Handles moderate spikes, but multi-service scaling aligns better with 0750W+.
Q6. Cooling expectations?
Maintain clean front-to-back airflow to prevent thermal drift accumulation.
Q7. Fleet deployment benefit?
Large clusters gain total OPEX reduction through efficiency alignment.
Q8. Upgrade path?
Scaling workloads can transition to G1182-0750WNA or 1200W/2000W tiers later.