Shenzhen First Tech Co., Ltd.
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 2000 pieces per month |
| Delivery Time | 30 days |
| Packaging Details | carton box |
| Charging Mode | MPPT |
| Operating Temperature | -10°C To 50°C |
| Inverter Type | hybrid solar inverter |
| Frequency | 50Hz/60Hz |
| Output Voltage | 48VDC |
| Size | 438*295*105mm |
| Brand Name | 1stess |
| Model Number | EM (PV60-500VDC) 620048L |
| Certification | CE, IEC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 2000 pieces per month |
| Delivery Time | 30 days | Packaging Details | carton box |
| Charging Mode | MPPT | Operating Temperature | -10°C To 50°C |
| Inverter Type | hybrid solar inverter | Frequency | 50Hz/60Hz |
| Output Voltage | 48VDC | Size | 438*295*105mm |
| Brand Name | 1stess | Model Number | EM (PV60-500VDC) 620048L |
| Certification | CE, IEC | Place of Origin | China |
| High Light | 48V off grid solar inverter ，hybrid solar inverter with MPPT ，pure sine wave solar inverter | ||
| Place of Origin | China | China | China |
|---|---|---|---|
| Mounting Method | Wall Bracket | Wall Bracket | Wall Bracket |
| Nominal Battery Voltage (V) | 24VDC | 48VDC | 48VDC |
| Lithium Battery activation | YES( By PV or Utility) | YES( By PV or Utility) | YES( By PV or Utility) |
| Nominal Voltage | 230VAC | 230VAC | 230VAC |
| Lithium Battery communication | YES(RS485) | YES(RS485) | YES(RS485) |
| Frequency | 50/60Hz | 50/60Hz | 50/60Hz |
| Waveform | Pure Sine wave | Pure Sine wave | Pure Sine wave |
| Solar Charger Type | MPPT | MPPT | MPPT |
| Communication Interface | RS232+RS485 | RS232+RS485 | RS232+RS485 |
| PV Array MPPT Voltage Range | 60VDC~500VDC | 60VDC~500VDC | 60VDC~500VDC |
| Surge Power | 7000VA | 11000VA | 1240VA |
| Size | 358*295*100mm | 438*295*105mm | 438*295*105mm |
| Weight | 7kg | 9kg | 9kg |
| Operating Temperature Range | (-10'℃ to 50℃) | (-10'℃ to 50℃) | (-10'℃ to 50℃) |
Nigeria, Ghana & Kenya (Urban Backup & SMEs): Pervasive grid instability drives demand for essential backup. The EM1500-24L and EM2500-24L are workhorses for homes and small shops, keeping lights, fans, and POS systems running. Their fast transfer time (10ms) is critical for preserving internet connectivity and business continuity.
South Africa (Advanced Load-Shedding Solution): Sophisticated users seek seamless backup. The EM5500-48L is ideal for powering essential home circuits. Its high PV array power rating allows for a larger solar system to cover more loads during prolonged outages.
Tanzania, Uganda, Rwanda (Agri-Processing & Telecom): For value-addition like milk chilling, grain milling, or cell tower power, the EM3500-24L and EM6200-48L provide reliable energy. The EQ function helps extend the life of cost-effective lead-acid batteries, a crucial factor for rural investments.
Egypt & Morocco (Solar-Powered Irrigation & Tourism): For desert agriculture and off-grid tourism lodges, the EM5500-48L and EM6200-48L offer robust solutions. High solar charge currents maximize water pumping hours, while pure sine wave output ensures comfort and safety for tourist facilities.
Demand Recommendation: Promote simplicity, robustness, and the "No Battery Mode" gateway. The EM1500-24L in "No Battery Mode" is a powerful tool for basic daytime electrification (schools, clinics). Stress native LiFePO4 compatibility as a future-proof feature. Generator support remains essential for complete backup assurance across the continent.
Company Details
Year Established:
2017
Total Annual:
15000000-16000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
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