Power Distribution Equipment

Solar PV inverter off grid 1000W 24v dc to 220v ac solar power inverter 3000w with 50A MPPT solar controller

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FSI-10224M50

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Features: Built-in MPPT solar charge controller

AC Charging current 0-35A adjustable

7 battery types optional

AC mains input frequency 50Hz/60Hz automatic recognition

True Over Temperature Protection

Full bridge rectifier and main-board structure are highly optimized. Input and output circuits are isolated.

3 times surge power, strong loading capacity with true onetime soft start.

BATTERY TYPE (optional)

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Position | Float | Position | Float(V) |
U0=Gel U.S.A | 13.7V | U4=Gel European | 13.8V |
U1=A.G.M.1 | 13.4V | U5=Open lead acid | 13.8V |
U2=A.G.M.2 | 13.7V | U6=Calcium(open) | 13.6V |
U3=Sealed lead Acid | 13.6V | ? | ? |
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Model | FSI-102 | FSI-152 | FSI-202 | FSI-302 | FSI-402 | FSI-502 | FSI-602 |
Rated Power | 1KW | 1.5KW | 2KW | 3KW | 4KW | 5KW | 6KW |
Peak Power | 3KW | 4.5KW | 6KW | 9KW | 12KW | 15KW | 18KW |
Nominal battery voltage | 12/24VDC | 12/24/48VDC | 24VDC/48VDC |
Input | DC input range | 10.5-15VDC (12V) / 21-30VDC (24V) / 42-60VDC (48V) |
AC Mains input range | 70-150VAC (110/120/130VAC)±4% |
AC input frequency | 50Hz: 45-65Hz / 60Hz: 55-65Hz±0.5Hz (50Hz/60Hz automatic recognition) |
Protection | Low battery alarm | ≤10.5VDC (12V) / ≤21VDC (24V) / ≤42VDC (48V) alarm |
Low battery protection | ≤10VDC (12V) / ≤20VDC (24V) / ≤40VDC (48V) automatic shutdown |
High battery alarm | ≥15VDC (12V) / ≥30VDC (24V) / ≥60VDC (48V) alarm |
High battery protection | ≥17VDC (12V) / ≥34VDC (24V) / ≥68VDC (48V) automatic shutdown |
Over load protection | 110%150%, shutdown after 20s alarm |
High temperature | Built-in temperature real time sensor, ≥85℃ alarm, ≥90℃ automatic shutdown |
Short circuit protection | Automatic shutdown |
Output | Transfer efficiency | ≥90% |
Output voltage | (DC battery mode) 110/120/130VAC±2% |
Output frequency | (DC battery mode) 60/50Hz±1% |
Output wave form | Pure sine wave |
Output voltage | (AC mains mode) stable 110/120/130VAC±10% output (built-in AVR stablizer) |
AVR output stablizer | AC mains<80VAC±5% swtich to DC battery mode, AC mains>90VAC ±5% return to AC mains mode; AC mains>135VAC±5% swtich to DC battery mode, AC mains<130VAC ±5% return to AC mains mode; The above is for output 110V system reference, 120V/130V output just multiply by percentage |
Output frequency | (AC mains mode) automatic tracing from AC input |
Other | Transfer time | ≤4ms |
Display | LCD Display with function buttons |
Cooling system | Intelligent cooling fan control system |
≤42℃ slow fan, ≥45℃ fast fan |
AC Charger | AC charging Voltage | 13.6-14.2VDC(12V)/27.2-28.4VDC(24V)/54.4-56.8VDC(48V) |
AC charging current | 0-35A: 20% / 40% / 60% / 80% / 100% 5 stages adjustable option |
3 Stages charging | Boost charging, direct charging, float charging |
AC over charge protection | Battery voltage ≧16VDC (12V) ≧32VDC (24V) ≧64VDC (48V), stop charging after 60s alarm |
Working mode
(Optional) | 01 | AC mains priority |
Always use AC mains as priority input to provide AC output and automatically charge the battery, only stops charging when battery is fully charged, and only starts DC to AC converting untill AC mains is off |
02 | Energy saving |
Loading≤10% automatic shutdown, loading≥11%-100% automatic turn on |
03 | DC battery priority |
Always use DC battery as priority input to provide AC output, for 12V system, when battery≥13V, starts DC to AC converting; when battery≤10.5V during converting, switch to AC mains mode to provide AC output and automatically start charging the battery (for 24V/48V system, multiply by 2/4 accordingly) |
Comnunication | RS-232/USB/SNMP(additional option) |
Environment | Temperature | -20~75℃ |
Humidity | ＜95% |
MPPT Solar Controller specification | Charging & discharging | 30A / 50A | 50A |
Max. PV input voltage | Max. 30V(12V) / 50V (24V) / 100V (48V) |
Max. PV array Power | 360W (12V) / 720W (24V) | 1200W (24V) / 2400W (48V) |
MPPT range | 12-60VDC @ 12V & 24V system | 24-120VDC @ 24V & 48V system |
Max. PV array open circuit | 70VDC | 150VDC |
System voltage | 12V & 24V / 24V & 48V automatic recognition |
No load current | <5mA |
Charging circuit drop | ≤0.2V |
Discharging circuit drop | ≤0.15V |
Over charge protection | 17V (12V) / 34V (24V) / 68V (48V) stop charging |
Boost charging | 14.6V (12V) / 29.2V (24V) / 58.4V (48V) Duration: 30mins |
Direct charging | 14.4V (12V) / 28.8V (24V) / 57.6V (48V) Duration: 30mins |
Float charging | 13.6V(12V) / 27.2V (24V) / 54.4V (48V) until reach charging recovery voltage |
Charging recovery | 13.8V (12V) / 27.6V (24V) / 55.2V (48V) |
Over discharging recovery | 12.5V (12V) / 25V (24V) / 50V (48V) |
Low voltage | 10.5V (12V) / 21V (24V) / 42V (48V) alarm |
Over discharging | 10V (12V) / 20V (24V) / 40V (48V) automatic shutdown |
Temperature compensation | -4.0mv/℃/2V(Boost charging, Direct charging, float charging and charging recover voltage compensation) |
Control method | MPPT smart charging, maximum power point tracking |
Working temperature | -20~75℃ |
Circuit protection | Over charging, over discharging, overload and short circuit protection | All protections are harmless to any parts and fuse of controller; fuse is only for ultimate protection. |
Anti connection-reverse protection for solar panel |
Appearance | Product size (mm) | 430*310*270mm | 600*270*200mm |
Packing size (mm) | 540*350*300mm | 720*310*270mm |
Net Weight (kg) | 16.5kg | 19kg | 27kg | 31kg | 41.5kg | 47.5kg | 53kg |
Gross Weight (kg) | 19.5kg | 22kg | 31kg | 35kg | 46kg | 52kg | 57.5kg |
*Product specifications are subject to change without further notice |
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About us:

More than 13 years – we are more than 13 years professional in manufacturing inverter, power inverter, solar inverter and so on. And we have more than 7 years’ experience in international trade service.
Powerful production capacity - we can offer 3000 pcs a week.

We promise you the in time shipment.
Certification –Our inverter have CE and FCC certification, which mean we can offer you the high quality inverter.