Shenzhen First Tech Co., Ltd.
| Payment Terms | L/C,T/T |
| 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 | Off Grid inverter |
| Frequency | 50Hz/60Hz |
| Output Voltage | 220VAC/230/240VAC |
| Communication Interface | RS232/RS485/DRY CONTACT |
| Input Voltage | 230VAC |
| Size | 540*415*122mm |
| Waveform | Pure Sine wave |
| Output Current | 160A |
| Weight | 15kg |
| Brand Name | 1stess |
| Model Number | EM-T (PV60-500VDC) 11000-48L |
| Certification | CE, IEC |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C,T/T | 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 | Off Grid inverter | Frequency | 50Hz/60Hz |
| Output Voltage | 220VAC/230/240VAC | Communication Interface | RS232/RS485/DRY CONTACT |
| Input Voltage | 230VAC | Size | 540*415*122mm |
| Waveform | Pure Sine wave | Output Current | 160A |
| Weight | 15kg | Brand Name | 1stess |
| Model Number | EM-T (PV60-500VDC) 11000-48L | Certification | CE, IEC |
| Place of Origin | China | ||
| High Light | 48V LiFePO4 battery hybrid inverter ，off-grid solar inverter pure sine wave ，MPPT hybrid inverter with warranty | ||
| MODEL | EM8500-48L | EM11000-48L |
|---|---|---|
| Capacity | 8.5KVA/8.5KW | 11KVA/11KW |
| Maximum PV input power | 10000W | 11000W |
| Lithium Battery Activation | YES ( By PV or Utility) | YES ( By PV or Utility) |
| Lithium Battery Communication | YES(RS485) | YES(RS485) |
| Battery Voltage | 48VDC | 48VDC |
| Solar Charger TYPE | MPPT | MPPT |
| Communication Interface | RS232/RS485/DRY CONTACT | RS232/RS485/DRY CONTACT |
| Dimension, D xW x H(mm) | 540*415*122 | 540*415*122 |
Market research in different countries and regions:
1. Oman (Mountainous & Remote Terrain)
Background: Vast deserts and mountain villages beyond the grid.
Findings:
Positioning: Primary power source for off-grid homes, water pumping, and oil/gas monitoring sites.
Sales: Government and corporate projects for rural development.
Service: Extreme importance of product durability and minimal maintenance needs.
Tech Focus: Dual MPPT is key for systems with panels on different roofs or orientations. Anti-shock terminal design enhances safety for local installers.
2. South Africa (Load-Shedding Nation)
Background: Chronic "load-shedding" (scheduled blackouts) makes backup systems ubiquitous.
Findings:
Positioning: Core solution to overcome daily power cuts for homes and businesses.
Sales: Massive, competitive retail market. Clear labeling of "Pure Sine Wave" is a trust signal.
Service: Nationwide distributor networks with same-day support capability are expected.
Tech Focus: Transfer time (10ms for PC) is heavily advertised. Compatibility with popular local lithium battery brands via RS485 is a decisive factor.
3. Kenya (Mobile-First & Innovation Hub)
Background: High mobile penetration, innovative pay-as-you-go solar models, and significant off-grid population.
Findings:
Positioning: Enabler for solar-as-a-service (PAYG) companies and productive use (irrigation, cold storage).
Sales: B2B sales to solar kit providers dominate. Demand for cost-optimized versions.
Service: Remote firmware updates and system diagnostics via cloud monitoring (WiFi/4G) are highly desired.
Tech Focus: Dry contact communication for integration with third-party controllers and PAYG devices is frequently requested.
Company Details
Year Established:
2017
Total Annual:
15000000-16000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
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