Off-Grid Inverter

OG SERIES

5kW / 6kW

The OG Series single-phase off-grid inverter delivers reliable power with under 4ms seamless switching and battery-free backup. It supports high-power PV input (28A), offers 20% higher charge/discharge currents than average, and handles 200% AC overload. Features include built-in WiFi for remote monitoring, smart load management via generator port, parallel operation for up to 3 units, and multi-battery compatibility.

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Product Advantage

Features a maximum PV input current of 28A for easy compatibility with high-power modules. It delivers a maximum charge current of 120A and discharge current of 140A, exceeding the industry average by 20%. The inverter also supports up to 200% AC output overloading for 5 seconds. With seamless switching under 4 ms, it ensures uninterrupted power supply. The system allows parallel operation of up to 3 units and includes a smart load management generator port. It is compatible with multiple battery types and designed for reliable off-grid performance without a battery when needed.

Intelligent Operation and Maintenance

Built-in WiFi enables easy remote monitoring
Removable dust filter for quick replacement

Assured Reliability

Seamless switching ensures uninterrupted power supply (< 4 ms)
Super-backup without battery in off-grid situation

High Performance

Maximum PV input current up to 28A, easily compatible with high-power modules
Max. 120A charge/ 140A discharge current, 20% more than industry average
Up to 200% AC output overloading capability for 5s

Flexible Adaptability

Smart load management via independent generator port
Support up to 3 units in parallel and more planned in the future
Compatibility with multiple battery types and broader applicability

Product Parameters

OG548
OG648

OG548
- PV INPUT
  
  Max. recommended PV array power 6 kWp
  Operating voltage range 90 - 450 d.c. V
  No. of MPP trackers / strings per MPP tracker
  1 / 1
  Max. input current per MPPT 20 d.c. A
- AC INPUT
  
  Rated AC input voltage
  230 a.c. V
  Switchover time
  < 4ms (typical)
- BATTERY
  
  Battery type
  Lithium / Lead - acid
  Rated battery voltage
  48 d.c. V
  Battery voltage range
  40 - 60 d.c. V
  Max. charge / discharge current
  100 / 120 d.c. A
- AC OUTPUT
  
  Rated output power
  5 kW
  Rated output current
  21.8 a.c. A@230 a.c. V
- GENERAL
  
  Dimensions (W × H × D)
  320 × 395 × 115 mm
  Net weight
  9.6 kg
  Cooling concept
  Smart air cooling
OG648
- PV INPUT
  
  Max. recommended PV array power 7.2 kWp
  Operating voltage range 90 - 450 d.c. V
  No. of MPP trackers / strings per MPP tracker
  1 / 1
  Max. input current per MPPT 28 d.c. A
- AC INPUT
  
  Rated AC input voltage
  230 a.c. V
  Switchover time
  < 4ms (typical)
- BATTERY
  
  Battery type
  Lithium / Lead - acid
  Rated battery voltage
  48 d.c. V
  Battery voltage range
  40 - 60 d.c. V
  Max. charge / discharge current
  120 / 140 d.c. A
- AC OUTPUT
  
  Rated output power
  6 kW
  Rated output current
  26.1 a.c. A@230 a.c. V
- GENERAL
  
  Dimensions (W × H × D)
  320 × 395 × 115 mm
  Net weight
  9.6 kg
  Cooling concept
  Smart air cooling

Data Download

Datasheet
User Manual
Quick Installation Guide

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Max. recommended PV array power	6 kWp
Operating voltage range	90 - 450 d.c. V
No. of MPP trackers / strings per MPP tracker	1 / 1
Max. input current per MPPT	20 d.c. A

Rated AC input voltage	230 a.c. V
Switchover time	< 4ms (typical)

Battery type	Lithium / Lead - acid
Rated battery voltage	48 d.c. V
Battery voltage range	40 - 60 d.c. V
Max. charge / discharge current	100 / 120 d.c. A

Rated output power	5 kW
Rated output current	21.8 a.c. A@230 a.c. V

Dimensions (W × H × D)	320 × 395 × 115 mm
Net weight	9.6 kg
Cooling concept	Smart air cooling

Max. recommended PV array power	7.2 kWp
Operating voltage range	90 - 450 d.c. V
No. of MPP trackers / strings per MPP tracker	1 / 1
Max. input current per MPPT	28 d.c. A

Rated output power	6 kW
Rated output current	26.1 a.c. A@230 a.c. V