| MODEL NAME | HMK PLUS (WITHOU BATTERY) CHEAPER |
| RATED POWER | 2500W |
| | |
| Voltage | 230 VAC |
| | 170-280 VAC (For Personal Computers) |
| 90-280 VAC (For Home Appliances) |
| Frequency Range | 50 Hz/60 Hz (Auto sensing) |
| OUTPUT | |
| AC Voltage Regulation (Batt. Mode) | 230VAC ± 5% |
| Surge Power | 5000VA |
| Efficiency (Peak) PV to INV. | 97% |
| Efficiency (Peak) Battery to INV. | 94% |
| Transfer Time | 10 ms (For Personal Computers) ; 20 ms (For Home Appliances) |
| Waveform | Pure sine wave |
| BATTERY & AC CHARGER | |
| Battery Voltage | 24 VDC |
| Floating Charge Voltage | 27 VDC |
| Overcharge Protection | 33 VDC |
| Maximum Charge Current | 80 A |
| SOLAR CHARGER | |
| Maximum PV Array Power | 3000W |
| MPPT Range @ Operating Voltage | 80 ~ 430 VDC |
| Maximum PV Array Open Circuit Voltage | 450 VDC |
| Maximum Charging Current | 80A |
| Maximum Efficiency | 98% |
| PHYSICAL | |
| Dimension, D x W x H (mm) | 100 x 270 x 350 |
| Net Weight (kgs) | 8.5 |
| | USB/RS232 |
| OPERATING ENVIRONMENT | |
| Humidity | 5% to 95% Relative Humidity(Non-condensing) |
| Operating Temperature | 0°C - 55°C |
| Storage Temperature | –15°C - 60°C |