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Shenzhen First Tech Co., Ltd.

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China Peak efficiency from PV to inverter up to 96%, and from battery to inverter up
China Peak efficiency from PV to inverter up to 96%, and from battery to inverter up

  1. China Peak efficiency from PV to inverter up to 96%, and from battery to inverter up
  2. China Peak efficiency from PV to inverter up to 96%, and from battery to inverter up
  3. China Peak efficiency from PV to inverter up to 96%, and from battery to inverter up

Peak efficiency from PV to inverter up to 96%, and from battery to inverter up

  1. MOQ: 1 piece
  2. Price: To be negotiated
  3. Get Latest Price
Supply Ability 2000 pieces per month
Charging Mode MPPT
Frequency 50Hz/60Hz
Payment Terms L/C,D/A,D/P,T/T,Western Union,MoneyGram
Operating Temperature -10°C To 50°C
Output Voltage 48VDC
Inverter Type hybrid solar inverter
Delivery Time 30 days
Size 438*295*105mm
Packaging Details carton box
Model Number EM (PV60-500VDC) 620048L
Place of Origin China
Certification CE, IEC
Brand Name 1stess

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Product Specification

Supply Ability 2000 pieces per month Charging Mode MPPT
Frequency 50Hz/60Hz Payment Terms L/C,D/A,D/P,T/T,Western Union,MoneyGram
Operating Temperature -10°C To 50°C Output Voltage 48VDC
Inverter Type hybrid solar inverter Delivery Time 30 days
Size 438*295*105mm Packaging Details carton box
Model Number EM (PV60-500VDC) 620048L Place of Origin China
Certification CE, IEC Brand Name 1stess
High Light Off Grid Hybrid Solar Inverter high efficiencySolar Inverter low energy lossHybrid Inverter PV to battery
Peak efficiency from PV to inverter up to 96%, and from battery to inverter up to 93%, ensuring minimal energy loss.
Product Overview
This advanced hybrid inverter delivers exceptional performance with high-efficiency energy conversion, flexible configuration options, and robust operation in various environments.
Key Advantages
  • Peak efficiency from PV to inverter up to 96%, and from battery to inverter up to 93%, minimizing energy loss
  • Wide PV input voltage range from 60Vdc to 500Vdc, adaptable to various solar panel configurations
  • Built-in high-power MPPT solar charger with max charging current from 60A to 120A, improving PV utilization
  • Supports lithium battery (LiFePO4) via RS485 communication, and can activate dormant battery by PV or utility
  • Can operate independently without battery connection, reducing initial investment cost
  • Pure sine wave AC output, safe for sensitive electronic devices
  • Four output priority modes (UTL, SOL, SBU, SUB) for flexible adaptation to different usage scenarios
  • Equalization charging function to optimize battery performance and extend lifespan
  • Detachable dust cover for easy maintenance in harsh environments
  • Wide utility input range (90-280Vac), compatible with home appliances and PC mode with selectable transfer time
Technical Features
  • Pure sine wave output waveform
  • Power factor correction up to 1.0
  • Maximum power point tracking (MPPT) technology
  • PV input voltage range 60Vdc-500Vdc
  • RS485 communication port for lithium battery BMS
  • Lithium battery activation by PV or utility
  • Capable to work without battery
  • Selectable output priority: UTL, SOL, SBU, SUB
  • Equalization charging function
  • Detachable dust cover design
  • RS232 and RS485 communication ports
  • Optional WiFi module for remote monitoring
  • Wide utility input 90-280Vac
  • Transfer time 10ms (PC) or 20ms (home appliances)
Operational Functions
  • Off-grid hybrid inversion, standalone operation integrating PV charging and energy management
  • MPPT solar charging to maximize PV energy harvesting
  • AC utility charging with current 60A to 80A
  • Simultaneous hybrid charging from PV and utility
  • RS485 communication with lithium battery BMS for intelligent management
  • Activate sleeping lithium battery via PV or utility
  • Four output priority switching for different power supply needs
  • Equalization charging for battery health maintenance
  • Overload protection (time delay at 110%-140% load)
  • Optional WiFi remote monitoring of operating status
  • Wide voltage auto-adaptation (90-280Vac utility input)
  • Pure sine wave AC output to protect equipment
Product Specifications
Specification Model 1 Model 2 Model 3
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℃
Product Images
EM Series Inverter - Internal Components View showing detailed construction
EM Series Inverter - Connection Panel with terminal layout
EM Series Inverter - Side View showing compact design
EM Series Inverter - Display Interface with control panel
EM Series Inverter - Installation Diagram for mounting guidance
EM Series Inverter - Technical Specifications detailed chart
EM Series Inverter - Wiring Schematic for electrical connections
EM Series Inverter - Application Examples in real-world installations

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Year Established:

    2017

  • Total Annual:

    15000000-16000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

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  • Shenzhen First Tech Co., Ltd.
  • 1404-1405A Tower A, Huahai Financial Creative Center,No.5073 Menghai Avenue,Qianhai Shenzhen-Hong Kong Cooperation Zone,Shenzhen,China
  • https://www.1stess.com/

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