SPECIFICATIONS

Application: Solar Power System Home

Brand Name: Grandtech

Certificate: UL1741

Communication: WIFI / RS485

Cooling: Smart Cooling

Frequency: Low Frequency 50/60Hz

Input Voltage: 120(L1/N,L2/N)/240Vac(L1/L2)

Inverter Efficiency: >95%

MPPT Efficiency: 99.5%~99.9%

Model Number: GES48120M220-500P

Noise (dB): 50db

OEM: OEM Service Accepted

Operating Temperature Range: -20-60C

Output Current: 160A/63a

Output Frequency: 50Hz±0.3Hz/60Hz±0.3Hz

Output Type: Split

Output Voltage: 120Vac(L1/N,L2/N)/240Vac(L1/L2)

Place of Origin: Guangdong, China

Size: 640*450*220mm

Type: ac-dc-ac,DC/DC Converters,DC/AC Inverters,AC to AC

Warranty: 2 Years

Weight: 15/17.5kg

Specification

Model	GES48120M220-500P
Parallelmode
Permitted parallel number	NO/1~6
AC mode
Rated input voltage	120(L1/N,L2/N)/240Vac(L1/L2)
Input phase voltage range	(85Vac~140Vac)±2%
Frequency	50Hz/60Hz(Automatic detection)
Frequency Range	47±0.3Hz~55±0.3Hz(50Hz); 57±0.3Hz~65±0.3Hz(60Hz);
Efficiency	>95%
Conversion time(bypass and inverter)	10ms(typical)
AC reverse protection	Yes
Maximum bypass phase overload curent	2 pole,60A/60A(L1/L2)
Inverter mode
Output voltage waveform	Pure sine wave
Rated output power (VA)	Split phase:12000 Single phase:7200 (limited by the wiring terminals)
Rated output power (W)	Split phase:12000 Single phase:7200 (limited by the wiring terminals)
Power factor	1
Rated output voltage (Vac)	120Vac(L1/N,L2/N)/240Vac(L1/L2)
Output voltage error	±5%
Output frequency range(Hz)	50Hz±0.3Hz/60Hz±0.3Hz
Maximum Efficiency	>91%
Overload protection	(105%(110%Load>125%±5%:report error'and turn off the output after 5 seconds;
Peak power	Split phase:18000VA Single phase:18000VA
Loaded motor capability	6HP
Output short circuit protection Can protect,after continuous short circuit for 1 second
Bypass circuit breaker phasespecification	2 pole,63A/63A(L1/L2)
Rated battery input voltage 51.2V(Minimum starting voltage 44V)
Battery voltage range	40.0Vdc~58.6Vdc±0.6Vdc(Undervoltage alarm/shutdown voltage/overvoltage alarm/overvoltage recovery.settáble on LCD screen)
Power saving mode self-consumption Load≤25W enter power-saving mode
Battery type	Lead acid or lithium battery
Maximum charge current(can be set)	160A
Charge current error	±5Adc
Charge voltage range	40-58.6Vdc
Short circuit protection	Circuit breaker and blown fuse
Circuit breaker phase specifications	2 pole,60A/60A(L1/L2)

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FAQ

Q1: Is this inverter UL certified?
Yes. This 12kW inverter is UL certified for the U.S. and Canadian markets.
Q2: Do you have stock in the USA?
Yes. We have ready stock in U.S. warehouses for fast delivery.
Q3: What output does it provide?
120/240V split-phase, 60Hz, suitable for North American power systems.
Q4: Can it run air conditioners, pumps, and motors?
Yes. It supports high surge power for motor loads, making it ideal for air conditioners, refrigerators, water pumps, compressors,and power tools.
Q5: What batteries are compatible?
48V / 51.2V LiFePO₄ lithium batteries are recommended.
Q6: Does it support solar and grid connection?
Yes. It supports solar, battery, and grid (hybrid models) for off-grid, backup, or commercial applications.
Q7: Can multiple units be connected in parallel?
Yes. Up to 6 units can be connected in parallel, reaching a maximum combined output of 72kW.
Q8: Do you support OEM & ODM?
Yes. OEM and ODM services are available.