JL820A Specifications
HPE Aruba 4100i Series 240W Industrial DIN Rail Power Supply
Manufacturer: HPE (Hewlett Packard Enterprise)
Manufacturer Model: JL820A
Product Line: HPE Aruba Networking
Product Series: Aruba 4100i Industrial Switch Power Systems
Product Type: DIN Rail Power Supply Module
Product Name: HPE Aruba 4100i 240W DIN Rail Power Supply (JL820A)
KEY FEATURES:
Power Capacity: 240W
Input Voltage: 100–240V AC / industrial DC support (system dependent)
Output Voltage: 54V DC
Form Factor: DIN rail-mounted industrial power supply
Compatibility: HPE Aruba 4100i industrial Ethernet switch series
Usage: Industrial networking and PoE power delivery in harsh environments
PERFORMANCE:
Power Delivery: Stable DC output for industrial PoE switching systems
Efficiency: High-efficiency industrial AC/DC conversion
Redundancy: Supports dual PSU redundancy in supported switch configurations
PoE Support: Powers PoE/PoE+ devices through compatible switch backplane
Load Capacity: 240W continuous output
Reliability: Designed for vibration, temperature extremes, and electrical noise environments
ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: -40°C to 75°C (industrial grade)
Storage Temperature Range: -40°C to 85°C
Operating Humidity: 5% to 95% non-condensing
Durability: Rugged DIN rail industrial power module
Reliability: Built for 24/7 mission-critical industrial network operation
PHYSICAL:
Form Factor: DIN rail mount module
Dimensions: Approx. 109 × 41 × 114 mm
Weight: ~0.4 kg
Color: Industrial grey/black
Installation: Mounted on DIN rail inside industrial enclosure or cabinet
SUMMARY:
This is a 240W industrial DIN rail power supply used in HPE Aruba 4100i switches, designed for harsh environments requiring stable PoE and networking power with high reliability.

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