789934-B21 HP 2650 Watts 48V DC Power Supply at discount

789934-B21 Specifications

HPE 2650W -48VDC Hot-Plug Power Supply Kit

Manufacturer: HPE (Hewlett-Packard Enterprise)
Manufacturer Model: 789934-B21
Product Line: HPE BladeSystem / Synergy Power Infrastructure
Product Series: High-Performance Enclosure Power Supplies
Product Type: Hot-Plug Redundant Power Supply Kit
Product Name: HPE 2650W -48VDC Hot-Plug Power Supply Kit (789934-B21)

KEY FEATURES:
Power Capacity: 2650W (2.65 kW)
Input Voltage: -48V DC (telecom / data center DC power systems)
Input Range: -40V to -72V DC
Efficiency Rating: Platinum (high-efficiency class ~94%+)
Form Factor: Hot-plug modular enclosure power supply
Compatibility: HPE BladeSystem c7000 and HPE Synergy 12000 frames
Usage: High-density enterprise blade and composable infrastructure systems

PERFORMANCE:
Power Delivery: High-capacity redundant power for blade chassis
Total System Support: Up to six PSUs per enclosure for redundancy and load sharing
Efficiency: Platinum-class energy efficiency for reduced heat and power loss
Hot-Plug Support: Replaceable without system shutdown
Redundancy: N+1 / N+N supported depending on configuration
Load Capacity: 2650W continuous per module
Application: Mission-critical data center compute environments

ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: 0°C to 50°C (typical enclosure environment)
Storage Temperature Range: -20°C to 70°C
Operating Humidity: 5% to 95% non-condensing
Reliability: Designed for 24/7 enterprise high-availability systems
Durability: Carrier-grade / data center-grade power module

PHYSICAL:
Form Factor: Blade enclosure hot-plug PSU
Dimensions: Approx. 2.7 × 27.8 × 2.2 in (varies slightly by revision)
Weight: Approx. 3–3.5 kg (around 6–7 lb)
Color: Metallic / black industrial finish
Installation: Tool-less hot-plug insertion into enclosure power bays

SUMMARY:
This is a high-capacity -48V DC 2650W hot-plug power supply used in HPE BladeSystem and Synergy platforms, designed for telecom-style DC power environments and enterprise-scale redundant computing infrastructure.