• Model: SAKO ALPHA-W-ESS-300W Portable Power Station | Pure Sine Wave Output
• AC Output: Rated: 300W
• Output Voltage: 185–230VAC 50Hz
• Max Combined Charging (AC + Solar): 400W
• Battery: Built-in Lithium Iron (LiFePO4)
• Capacity: 896Wh / 314Ah
• Nominal Voltage: 3.2Vdc
• Max Charge/Discharge Current: 130A
• Solar Input: Max Solar Charging: 300W - MPPT Range: 10–50Vdc - Max PV Open Circuit Voltage: 60Vdc
• AC Input: Max AC Charging: 300W, Nominal Input: 230Vac, Input Range: 90–300Vac, Frequency: 45–65Hz
• DC Output: DC 12V 60W Max | 2× 12V/4A DC Jack (5.5×2.1mm) | 1× USB 5V/2A
• Dimensions: 294 × 207 × 183 mm, Noise: <40dB, Operating Temp: -10°C to +50°C,
• Protection: Overcharge, Overdischarge, Overcurrent, Short Circuit, Over-Temperature
• Warranty: 2-Year Parts & 5-Year Service Warranty (Provided by SAKO)

Inverter / Charger

. Rated AC Output Power: 300W
. Output Voltage Waveform: Pure Sine Wave
. Output Voltage: 185~230VAC 50Hz
. Low DC Warning Voltage: 3.0Vdc
. Low DC Cut-off Voltage: 2.8Vdc
. Low DC Warning Return Voltage: 3.1Vdc
. Charging Power (Utility and Solar Together): 400W Max
. Bulk Charging Voltage: 3.6Vdc
. Float Charging Voltage: 3.5Vdc

AC Input

. Nominal Input Voltage: 230Vac
. Low Loss Voltage: 90Vac ± 7
. Low Loss Return Voltage: 100Vac ± 7
. High Loss Voltage: 280Vac ± 7
. High Loss Return Voltage: 270Vac ± 7
. Max AC Input Voltage: 300Vac
. Nominal Input Frequency: 45~65Hz
. AC Charging Power: 300W Max

Solar Input

. Nominal PV Voltage: 30Vdc
. PV Array MPPT Voltage Range: 10Vdc~50Vdc
. Max PV Array Open Circuit Voltage: 60Vdc
. Solar Charging Power: 300W Max

Lithium Iron Battery

. Capacity: 896Wh
. Nominal Battery Voltage: 3.2Vdc
. Typical Capacity: 314Ah
. Max Charge Current: 130A
. Max Discharge Current: 130A
. Operation Voltage Range: 2.8Vdc~3.6Vdc