Off Grid 8.5kw 11kw Single Phase Pure Sine Wave Solar Inverter 48V with EQ Function to Extend Battery Lifecycle

Price Negotiable
Price: To be negotiated
MOQ: 1 piece
Delivery Time: 30 days
Brand: 1stess
Product Description
Off Grid 8.5kw 11kw Single Phase Pure Sine Wave Solar Inverter 48V with EQ Function to Extend Battery Lifecycle
M Series Solar Inverter Product Overview
Product Specifications
Model Number M8500T-48PL M11000T-48PL
Place of Origin China China
Mounting Method Wall Bracket Wall Bracket
Nominal Battery Voltage 48VDC 48VDC
Parallel Capacity YES, 6 units YES, 6 units
Lithium Battery Activation YES (By PV or Utility) YES (By PV or Utility)
Nominal Voltage 230VAC 230VAC
Frequency 50/60Hz 50/60Hz
Waveform Pure Sine wave Pure Sine wave
Solar Charger Type MPPT MPPT
Communication Interface RS232+RS485+Dry-contact RS232+RS485+Dry-contact
PV Array MPPT Voltage Range 60VDC~500VDC 60VDC~500VDC
Surge Power 17000VA 22000VA
Size 540*415*122mm 540*415*122mm
Weight 14.5kg 15.5kg
Operating Temperature Range -10℃ to 50℃ -10℃ to 50℃
Key Features
  • Dual output for smart load management
  • Lithium battery activation function by PV or Utility
  • Compatible work with LiFePO4 battery via RS485
  • PV Input 500Vdc Max
  • Built-in MPPT 120A
  • Capable to work without battery
  • Detachable dust cover for harsh environment
  • Wifi remote monitoring optional
  • Support multiple output priority: UTL, SOL, SBU, SUB
  • EQ function to optimize battery performance and extend lifecycle
Technical Documentation
M Series Inverter Technical Diagram 1 M Series Inverter Technical Diagram 2 M Series Inverter Technical Diagram 3 M Series Inverter Technical Diagram 4 M Series Inverter Technical Diagram 5 M Series Inverter Technical Diagram 6 M Series Inverter Technical Diagram 7 M Series Inverter Technical Diagram 8 M Series Inverter Technical Diagram 9 M Series Inverter Technical Diagram 10 M Series Inverter Technical Diagram 11
Global Market Analysis
Region Key Countries Primary Driver Climate/Geographic Challenge Key M Series Advantage Utilized
Asia Philippines, Indonesia, Bangladesh Grid instability, Rural electrification, Disaster resilience Typhoons, Humidity, Urban density Dust/Corrosion protection, Battery-less operation, High power density & Parallel scaling
South America Chile, Brazil, Peru Industrial cost-saving, Isolated community power, Tourism Desert dust, Jungle humidity, High altitude Extreme environment durability, Dual MPPT for shading, Remote monitoring
Middle East UAE, Saudi Arabia, Oman Sustainable development, Mega-projects, Rural connection Sandstorms, Extreme heat, Rocky mountains Heat/Dust resilience, Modular parallel design, Battery EQ & lifecycle management
Africa Kenya, South Africa, Nigeria Agricultural productivity, Load-shedding, Telecom OPEX reduction Voltage fluctuation, Heat, Wide-spread off-grid areas Output stability & protection, SBU priority mode, Parallel redundancy

The M Series solar inverter is proving to be more than just a component; it is an enabler of energy independence and economic progress. Its unmatched flexibility, resilience, and intelligent features directly address the core energy challenges faced across four diverse continents. For governments, project developers, and businesses aiming to build a sustainable and reliable energy future, this technology offers a proven, scalable, and investment-ready solution. The future is bright, parallel, and powered by intelligent design.

Contact our global energy solutions team today to design your region-specific solar power project.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen First Tech Co., Ltd.
Location 1404-1405A Tower A, Huahai Financial Creative Center,No.5073 Menghai Avenue,Qianhai Shenzhen-Hong Kong Cooperation Zone,Shenzhen,China
Contact Person Jennifer

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