Open Frame - Dual Out

Model: EPM180D, EPM300D, EPM480D, EMA900D-A, EMA950D-A, EMA1800D-A

Product Highlights

Power supply specially designed for Multi-Gigabit Switch. 12V output can provide up to 200W power, -54V output can provide 800W power for PoE output, saving additional design time for the system side.

  •  Dual independent output design: -54V and 12V, designed for PoE network communication products
  •  High immunity from Lightning Surge and ESD: up to 4KV. It ensures the system is protected from lightning damage
  • Meets IEEE 802.3 PoE isolation requirements


File Name Type
Power_Catalogue Product Booklet


Effciency (Typ.) 93% at 230 Vac Typical load
Power Factor PF≥ 0.98
Signal Power Good Signal
Protections OVP/OCP/SCP/OTP
MTBF > 200,000 hours at 25°C typical load
Surge Protection 4KV (L/N-PE) and 3KV (L-N)
Power Surge Capability 300 Vac input voltage for 1 minute
Output Voltage -54V/12V
Maximum Total Power (EPM180D) 180W
Maximum Total Power (EPM300D) 300W
Maximum Total Power (EPM480D) 480W
Maximum Total Power (EMA900D-A) 900W
Maximum Total Power (EMA950D-A) 950W
Maximum Total Power (EMA1800D-A) 1800W
Safety and EMC
Safety and EMC
Certification UL, BSMI, CB, CE, FCC, CISPR, RoHS
Working Temperature -10~50℃
Altitude 5000M
Application Networking, Industry, Communication
Dimension (EPM180D) 140 (L) x 100 (W) x 36.6 (H) mm
Dimension (EPM300D) 155 (L) x 79.5 (W) x 36.35 (H) mm
Dimension (EPM480D, EMA900D-A, EMA950D-A) 190.5 (L) x 101.6 (W) x 38.6 (H) mm
Dimension (EMA1800D-A) 220 (L) x 104.5 (W) x 41 (H) mm

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