EP1800 Series (1-5KW)

High Frequency Power Inverter/Charger

This is a multi-function inverter/charger, combining functions of inverter, solar charger and battery charger to offer uninterruptible power support with portable size. Its comprehensive LCD display offers user-configurable and easy-accessible button operation such as battery charging current, AC/solar charger priority, and acceptable input voltage based on different applications.

Model Certification & Standards
EP18-5048, EP18-4048 CE-EMC+LVD(EN6100-6-4:2007, EN6100-6-2:2005+EN IEC62109-1:2010)
EP18-5048, EP18-4048, EP18-3024, EP18-2024 CE-LVD(IEC62109-1:2010)



• Pure sine wave inverter

• Configurable input voltage range for home appliances and personal computers via LCD setting

• Configurable battery charging current based on applications via LCD setting

• Configurable AC Charger via LCD setting

• Compatible to mains voltage or generator power

• Auto restart while AC is recovering

• Overload/ Over temperature/ short circuit protection

• Smart battery charger design for optimized battery performance

• Cold start function


MODEL EP18-1012 EP18-2024 EP18-3024 EP18-4048 EP18-5048
Nominal Battery System Voltage 12VDC 24VDC 48VDC
Rated Power 1000W 2000W 3000W 4000W 5000W
Surge Power 2000W 4000W 6000W 8000W 10000W
Waveform Pure sine wave
Output Voltage Regulation 230Vac±5%
Output Frequency 60Hz or 50Hz
Inverter Efficiency (Peak) 90%
Transfer Time 10ms typical (UPS,VDE); 20ms typical (APL)
Nominal Input Voltage 230VAC
Selectable Voltage Range 170~280VAC(UPS), 90~280VAC(APL), 184~253VAX(VDE)
Frequency Range 50Hz/60Hz (Auto sensing)
Nominal voltage 12VDC 24VDC 48VDC
Floating Charge Voltage 13.7VDC 27.4VDC 54.8VDC
Overcharge Protection 15VDC 30VDC 60VDC
Charging Current @ Nominal Input Voltage 10/20A 20/30A 20/30A 1~60A
Charging Algorithm 3-Step(Flooded Battery, AGM/Gel/LEAD Battery),4-Step(LI)
Max Charging Current 20A 30A 30A 60A
Default Charging Current 10A 20A 20A 30A
Nominal Input Frequency 50Hz / 60Hz (Auto detection)
Output Short Circuit Protection Line mode: Circuit Breaker; Battery mode: Electronic Circuits
Dimensions (W*H*D) (mm) 240*316*95 272*355*100 297.5*468*125
Net Weight (kg) 5 6 6.8 11.5 12
Shipping Dimensions (W*H*D) (mm) 410*300*178 356*272*135 488*295*141
Shipping Weight (kg) 6 7 8.0 10.0 10.5
Operation Temperature Range -10℃ to 50℃
Storage temperature -15°C~ 60°C
Audible Noise 60dB MAX
Display LED+LCD