PV1800 PK Series High Frequency Off Grid Solar Inverter (2-5KVA)

High Frequency Off Grid Solar Inverter

PV1800 PK Series (2-5KVA)


  • Rated power 2KVA to 5KVA
  • Pure sine wave output
  • Smart LCD setting (Working modes, Charge Current, ChargeVoltage, etc.)
  • Built-in PWM 50A solar charge controller
  • New SUB working mode(Solar-Utility-Battery working mode) for 4K-5K series
  • Combining solar system, AC utility, and battery power source tosupply continuous power
  • Overload, short circuit and Deep discharge protection
  • Parallel operation with up to 3 units (Available for 4KVA/5KVA only)
  • Cold start function
  • Support USB, RS485 monitoring function with free CD
  • WIFI/ GPRS remote monitoring (optional)
  • Compatible to generator

Two Colors Option


High Frequency Solar Inverter PV1800 PK Series (2-5KVA)

PWM Solar Charge Controller

  • Built-in 50A PWM solar charge controller

High Frequency Solar Inverter PV1800 PK Series (2-5KVA)

Pure Sine Wave

  • High Frequency Pure sine wave output

High Frequency Solar Inverter PV1800 PK Series (2-5KVA)

3-stage Charging Control

  • Connect to an alternate power source and the smart charger will top up your batteries and keep them happily on float

High Frequency Solar Inverter PV1800 PK Series (2-5KVA)

High Efficiency

  • High Inverter Efficiency: 93%

High Frequency Solar Inverter PV1800 PK Series (2-5KVA)

LCD Setting

  • AC / Solar charger priority via LCD setting

High Frequency Solar Inverter PV1800 PK Series (2-5KVA)


  • Protection: overload, short circuit

PV1800 PK Series High Frequency Solar Inverter (2-5KVA)

LCD Display Information

1. Status indicator;
2. Charging indicator;
3. Fault indicator;
4. LCD display;
5. Function buttons;


Back Panel

6. Power on/off switch
7. AC input
8. AC output
9. PV input
10. Battery input
11. Circuit breaker
12. RS485 communication port
13. Parallel communication cable (only for parallel model)
14. Dry contact
15. USB
NOTE: For parallel model installation and operation, please check separate parallel installation guide for the details.


“NEW” Function Display as bellow

USB Function (It’s more convenient for connecting user’s personal computer)

RS485 & WIFI/GPRS Monitoring Function Display

Solar System Connection


Other Features

This is a multi-function inverter/charger, combining functions of inverter, PWM 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.


Default Battery System Voltage 24VDC 24VDC 48VDC 48VDC
Rated Power 2000VA/1600W 3000VA/2400W 4000VA/3200W 5000VA/4000W
Surge Power 4000VA 6000VA 8000VA 10000VA
Waveform Pure sine wave
AC Voltage Regulation (Batt.Mode) 220VAC~240VAC
Inverter Efficiency (Peak) 93%
Transfer Time 10ms(FST、APL)、20ms(SLO)
Voltage 230VAC
Selectable Voltage Range 170~280VAC(FST)、90~280VAC(SLO)、184~253VAC(APL)
Frequency Range 50Hz/60Hz (Auto sensing)
Normal voltage 24VDC 48VDC
Floating Charge Voltage 27VDC 54VDC
Overcharge Protection 31VDC 60VDC
Maximum PV Array Open Circuit Voltage 70VDC 105VDC
Standby Power Consumption 2W 2W
(PWM) Maximum Solar Charge Current 50A
Maximum AC Charge Current 20A or 30A 60A
Maximum Charge Current 80A 110A
Machine Dimensions (W*H*D)(mm) 272*355*100 297.5*468*125
Package Dimensions (W*H*D)(mm) 465*373*231 618*415*261
Net Weight(kg) 7.8 12
Gross Weight(kg) 10.3 13.5
Humidity 5% to 95% Relative Humidity (Non-condensing)
Operating Temperature 0°C -55°C
Storage Temperature -15°C -60°C
Loading(20GP/40GP/40HQ) 570pcs / 1150pcs / 1380 pcs 360pcs / 720pcs  /   850pcs

Approximate Back-up Time Table

Model Load(VA) Backup Time@48V 100Ah(min) Backup Time@48V 200Ah(min)
4KVA 400 766 1610
2000 112 269
4000 50 112
5KVA 500 613 1288
2500 90 215
5000 40 90
Model Load(VA) Backup Time@24V 100Ah(min) Backup Time@24V 200Ah(min)
2KVA 200 766 1610
1000 112 269
2000 50 112
3KVA 300 449 1100
1500 68 164
3000 28 67
Brochure: PV1800PK.pdf Downloads
User Manual: 420-00268-00-PV1800-PK.pdf Downloads
Certificates: PV1800-2K3K-TEST-REPORT-IEC62109-1-ES151029033P.pdf Downloads
Certificates: PV1800-4K5K-EMC-TEST-REPORT-ES150715192E.pdf Downloads
Certificates: PV1800-4K5K-ES150715192E-EMC-CE.pdf Downloads
Certificates: PV1800-4K5K-TEST-REPORT-IEC60950-1-ES150530373S.pdf Downloads
Certificates: PV1800-4K5K-TEST-REPORT-IEC62109-1-ES150813179S.pdf Downloads
Certificates: PV1800-2K3K-PKMPKHM-TEST-REPORT-IEC62109-1-R0117020209S.pdf Downloads
Certificates: PV1800-4K5K-PKMPKHM-TEST-REPORT-IEC62109-1-R0117020210S.pdf Downloads
Service Manual: WIFI-Connection-for-PV1800-HM-Series.pdf Downloads
Service Manual: Wi-Fi-Kit-Quick-Installation-Guideline.pdf Downloads
Software: RS485-Software-for-EP18-PV18-PH18-PH30-PV35-Wincc-2.0.30&Ch340tDrver.7z Downloads
Software: Usb-to-Rs485-Driver.zip Downloads