G1236-2200WNA – 2200W CRPS Power Supply Engineered for Reliable High-Capacity Server Systems
The G1236-2200WNA power supply is designed for server, storage, and networking applications. It features a compact 1U CRPS-standard form factor (185 x 73.5 x 40 mm), ideal for high-density system integration.
This redundant AC/DC power supply delivers 12V at 183.33A and 12V standby at 2.1A. It supports a wide input voltage range of 90–264Vac / 180–300Vdc, making it suitable for global deployment.
Equipped with digital control and a PMBus 1.2 interface, the unit enables real-time monitoring and remote management. Active Power Factor Correction (PFC) ensures high efficiency and stable operation.
Intelligent fan control optimizes cooling performance while reducing acoustic noise. A reverse airflow option supports flexible system configurations.
Certified to UL, CE, FCC, CB, and CCC standards, the G1236-2200WNA complies with global safety and electromagnetic compatibility (EMC) requirements.
Features
CRPS-185: 185×73.5x40mm(LxWxH)
CRPS-265: 265×73.5x40mm(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
Edge Computing
Telecom
AI Training
Industrial Automation
Approvals
UL/cUL
CB
TuV-Mark
CCC/CQC
FCC
CE
NOM
BIS
Specifications
| Output Power (W): | 2200 |
| Length (mm): | 185 |
| Width (mm): | 73.5 |
| Height (mm): | 40 |
| Mounting Type: | Hot pluggable |
| Minimum Output Current (A): | 0 |
| Maximum Output Current (A): | 183.33 |
| Output Voltage (V): | 12 |
| Minimum Output Power (W): | 0 |
| Maximum Output Power (W): | 2200 |
| Minimum Input Voltage (V): | 90 |
| Maximum Input Voltage (V): | 264 |
Model Selection Comparison Table
|
Model |
Power | Output Current | PMBus | Form Factor | Recommended Use |
| G1236-2000WNA | 2000W | High-current 12V | Yes | CRPS-185 |
HPC / AI dense compute nodes & general high-performance servers |
| 2200W | 12V with more headroom | Yes | CRPS-185 | GPU-heavy & hybrid AI-storage nodes needing extra margin | |
| G1236-2400WNA | 2400W | 12V high-amp | Yes | CRPS-185 |
For multi-GPU high-draw blade nodes |
| 2600W | 12V very-high amp | Yes | CRPS-185 | Performance-optimized compute racks | |
| G1236-3000WNA | 3000W | Extreme high-amp | Yes | CRPS-185 |
Custom ultra-dense platforms only |
Deployment Scenarios
The G1236-2200WNA targets compute-dense platforms where more watt headroom equals more load stability. With 2200W output in a 1U CRPS-185 footprint, it suits GPU clusters, storage-mixed compute nodes, and high-uptime telecom racks.
|
Scenario |
What system demands | Why G1236-2200WNA fits |
| AI Training / GPU Farms | Long continuous GPU load + burst current peaks |
Extra watt headroom avoids OCP trips during training bursts |
|
Mixed AI + Storage Nodes |
Unbalanced NVMe + GPU draw | Stable low-ripple 12V for mixed IO + compute boards |
| HPC Compute Racks | High sustained load for days/weeks |
Titanium-class efficiency reduces heat & energy waste |
|
Edge / CDN POP |
Limited rack space but high density | 1U CRPS-185 format = dense deployment friendly |
| Telecom Core / 5G Rooms | 24/7 uptime with derating requirements |
Redundant CRPS design supports hot-swap failover |
|
Cloud & Virtualization |
VM migration causes fast load transitions |
Fast transient compensation keeps voltage stable |
Power Architecture & Reliability Design
Designed for high-draw GPU clusters, the G1236-2200WNA strengthens thermal margins & transient stability while keeping the same CRPS-185 footprint.
- Reinforced primary power stage improves FET and magnetics heat tolerance at full 2200W draw
- High-efficiency PFC + LLC maintains Titanium-grade efficiency even under heavy load
- Low-ripple 12V regulation stabilizes GPU/CPU frequency during current spikes
- Fast transient response reduces voltage droop during inference burst workload
- Optimized thermal layout spreads component heating to protect capacitors
- Adaptive fan-curve logic balances airflow, temperature and acoustics
- Full protection set OVP/OCP/OTP/SCP with event isolation response
- PMBus telemetry enables preventive maintenance via voltage/temp/current logging
Power Operating Notes
|
Reference Condition |
Suggested Guidance |
| Continuous Operating Load |
Best lifecycle at 70-90% recommended operating load |
|
Typical DC Temperature |
18-38°C cold-aisle recommended airflow window |
| Hot-Aisle Pressure |
Maintain unblocked exhaust path to balance rack airflow |
|
Redundancy Mode |
Supports N+1/N+N with CRPS hot-swap |
| Per-Node Power Budget |
Reserve ~2.2kW per PSU slot to avoid upstream breaker trips |
|
Altitude Deployment |
Over 2000m consider derating for thermal safety |
| Inrush & Breaker |
Use upstream breaker rated for 2200W inrush profiles |
|
Generator/UPS Pairing |
Best paired with online UPS / low-THD generator for stability |
FAQ
Q1 — Does G1236-2200WNA support redundant operation?
Yes — fully compatible with N+1/N+N redundancy and CRPS hot-swap.
Q2 — Can this PSU be customized for OEM hardware?
Fan direction, pinout, firmware and PMBus telemetry can all be customized.
Q3 — What certifications does it meet?
UL/CE/FCC/NOM/CCC/BIS — suitable for global deployment.
Q4 — Recommended workload types?
AI clusters, storage compute nodes, HPC workloads, CDN/edge racks.
Q5 — Can it run mixed GPU generations in one server?
Yes, 2200W headroom helps mixed accelerator nodes avoid power ceiling throttling.
Q6 — How does it respond to rapid AI load ramps?
Control loop is tuned for fast transient response to minimize voltage dips.
Q7 — Is it suitable for unstable power regions？
Yes with wide-range AC; UPS recommended in heavily fluctuating grids.
Q8 — Airflow configuration options？
Normal or reverse airflow available & customizable for OEM thermal requirements.