[properties] Properties HPE Aruba 4000i POE 54VDC 240W 100-240VAC DIN Power Supply (JL819A) Description PoE 54VDC 240W 100-240VAC DIN power supply for use with select HPE Aruba Networking products. Compatible With Select HPE Aruba Networking switches, including CX 4100i Series Product Type External Power Supply [/properties] [specifications] Specifications HPE Aruba 4000i POE 54VDC 240W 100-240VAC DIN Power Supply (JL819A) Dimensions 12.4 x 12.2 x 8.6 cm (4.9 x 4.8 x 3.4 in) Configuration Weight 997.9 g (2.2 lb) Operating Temperature -40°C to 49°C no deratingVertical: 50°C de-rate power by2.5% / °CHorizontal: 40°C de-rate power by2.5% / °C Operating Relative Humidity 5% to 95%, non-condensing Non-Operating -40°C to 85°C (-40°F to 185°F ) Non-Operating Storagerelative humidity 5% to 95%, non-condensing Max Operating Altitude up to 4.2 km (13800 ft) Max Max non-operating Altitude 4.6 km (15000 ft) Max Frequency 50Hz/60Hz AC Voltage 100V-240V DC Input Voltage N/A Current 6A/3A Vibration IEC 60068-2-6 Shock IEC 60068-2-27 & 29 Mounting and Enclosure Mounts to JL822A (3U DIN-to-Rack Bracket, purchase separately) attached to an EIA-standard 19" telco rack or equipment cabinet which has DIN rail installed.DIN rail mounting.Vertical mounting only Power Input AWG 16-12 Power Output AWG 14 up to 2m Input operating range AC 100-240V PoE Power Budget below 50°Cambient (-40°C to 50°C) 180W PoE Power Budget with 60°Cambient 140W PoE Power Budget with 70°Cambient 80W De-rating condition for PSU De-rating for Vertical MountingOrientation> 50°C de-rate power by 2.5% / °CDe-rating for Horizontal MountingOrientation> 40°C de-rate power by 2.5% / °C [/specifications] [accesories] [/accesories] HPE Aruba Networking 4000i PoE 54VDC 240W DIN Power Supply (JL819A) The Aruba JL819A Power Supply is a reliable 240W 54VDC DIN-mounted power supply designed for HPE Aruba CX 4100i and other supported switches. With a universal 100–240VAC input and compact DIN form factor, it delivers dependable power for industrial and enterprise deployments that require high PoE budgets. This power supply ensures stable operation across extreme conditions, supporting -40°C to +49°C operating temperature ranges, and is fully compliant with global safety and EMC standards. Its lightweight design (2.2 lb) makes installation straightforward on DIN rails or in rack environments with the optional JL822A DIN-to-rack bracket. Key Features: 240W 54VDC PoE power supply for Aruba Networking switches Universal 100–240VAC input for global compatibility Industrial-grade design with -40°C to +49°C operating range DIN rail mounting with optional rack bracket (JL822A) Compact dimensions: 4.9 x 4.8 x 3.4 in; weight: 2.2 lb