XN3624-MAX Off-Grid Inverter

The INVT XN3624-MAX Off-Grid Inverter delivers reliable power for homes and small workshops in off-grid or weak-grid areas. Featuring a 40–450V MPPT voltage range and a built-in 100A solar charger, it supports flexible PV configurations with up to 99.5% charging efficiency. Compatible with lithium and lead-acid batteries, it supports solar, battery, and grid inputs. With 2× peak power output and seamless switching, it reliably powers demanding loads such as air conditioners and water pumps. Comprehensive electrical protections ensure stable operation in harsh environments.

·Rated Output Power: 3.6kW
·Max. PV Input Power: 5kW
·MPPT Voltage Range: 40V~450V
  • XN3624-MAX Off-Grid Inverter
  • XN3624-MAX Off-Grid Inverter
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  • XN3624-MAX Off-Grid Inverter
  • XN3624-MAX Off-Grid Inverter
Overview
Features
Specifications
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Features

Reliable Power
2× peak output for loads with high starting currents
Seamless switching for uninterrupted comfort
Pure sine wave output for stable, quality power
01
Efficient Solar Charging
Built-in 100A solar charger
Up to 99.5% PV charging efficiency
Efficient solar energy utilization
02
Flexible Compatibility
Wide 40–450V MPPT range
Supports lithium and lead-acid batteries
Integrates solar, battery and grid power
03
Dependable Protection
Multiple electrical protections
Reliable operation at high altitudes
Robust protection for hot and dusty environments
04

Specifications

XN3624-MAX

Input DC (PV)

Max. usable PV input power

5kW

Max. input voltage

500V

Start-up voltage

40V

MPPT voltage range

40V~450V

Max. input current per MPPT

18A

Max. short circuit current per MPPT

22A

MPPT number / Strings per MPPT

1/1

Battery Input

Battery type

Lithium battery, Lead-acid battery

Battery voltage range

24V

Max. charge / discharge current

100A / 150A

Number of battery port / BMS port

1/1

Communication Interface

RS485 / CAN / RS232

Input / Output AC (Grid)

Max. input current

20A

Rated grid voltage

208 / 220 / 230 / 240V

Operating voltage range

90V~280V

Grid connection type

L + N + PE

Rated grid frequency

50 / 60 Hz

Output AC (Back-up)

Rated output power

3.6kW

Max. apparent output power

7.2kVA

Rated output voltage, frequency

208 / 220 / 230 / 240V,50/60Hz

On/off grid switch time

10ms

THDv

≤3%

Peak output power, Duration

1min @102%~110%; 10s @110%~130%; 3s @130%~150%; 0.2s @>150%

Input AC (Generator)

Rated input current

20A

Rated input voltage, frequency

208 / 220 / 230 / 240V,50/60Hz

Efficiency

Max. efficiency

99.5%

Max. battery charging efficiency by PV

99.5%

Max. battery discharge efficiency

92.7%@24VDC

Protection

AC short-circuit protection

Yes

Integrated DC switch

Yes

Residual current protection

Yes

Insulation resistance monitoring

Yes

String current monitoring

Yes

Surge protection

Yes

General Data

Dimensions (W × H × D)

284 x 420 x 94mm

Weight

6.2kg

Topology

L + N + PE

Self-consumption

<30W

Operating temperature/ humidity

-10℃~60 ℃ / 5%~95%(Non-condensing)

Ingress protection rating

IP21

Display

LCD

Communication interface

RS232 / RS485 / CAN

Cooling method

Forcedair cooling

Max. operating altitude

4000m(Derating above 1000 m)

Safety/ EMC standards

IEC/EN 62109-1 & -2;IEC 61683;IEC 61000

Downloads

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