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LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973

LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973

LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973
LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973
LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973
Product Details:
Place of Origin: Guangdong, China (Mainland)
Brand Name: PAC/OEM
Certification: UL1973/2480, ISO9001, ISO14001
Model Number: all-in-one 8k
Payment & Shipping Terms:
Minimum Order Quantity: 1unit
Price: Negotiable
Packaging Details: Standard export carton, wooden case, pallet etc.
Delivery Time: 15-20 days for samples, 20-30 days for bulk order
Payment Terms: T/T, Western Union, Paypal
Supply Ability: 60,000kWh per month
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Detailed Product Description
Battery Energy: 40KwH Featurue: All-in-one System With Batteries And Inverter
Weight: 600kgs Feed Into Grid: Yes
Battery Life: More Than 6000 Cycles Application: On-grid Or Off-grid System
Dimension: 2060*600*800mm Inverter Power: 8kw
High Light:

LiFePO4 Lithium Energy Storage System


40kWh Energy Storage System


UL1973 All In One Battery System

40kWh all in one Energy storage system 8KW output

1. Features of 40kWh all in one Energy storage system

  • The battery capacity and inverter power can be made based on the customer's demands
  • Auto restart while AC is recovering
  • The enclosure can be free-standing
  • The enclosure can be outdoor rating or indoor rating
  • No cobalt, thermal regulation, cooling, or risk of fire
  • Extended operating temperature
  • Programmable supply priority for battery or grid
  • Programmable multiple operation modes: On grid, off grid and UPS
  • Configurable AC/Solar/Generator Charger priority by LCD setting
  • With limit function, prevent excess power overflow to the grid
  • Supporting WIFI monitoring and build-in 2 strings of MPPT trackers
    Maintenance free, no memory effect

2. Description of 40Wh Energy storage battery system
This All-in-one system with 40kWh LiFePO4 lithium batteries and 8kW Hybrid inverter is a fully integrated energy storage and management solution. LiFePO4 lithium battery energy storage system has the advantages of large capacity, high power, small self-discharge, and good temperature resistance. It is a kind of environmentally friendly backup power system. Our ESS can provide comprehensive energy storage for residential, commercial and utility applications, and multiple generation sources: Solar, Wind, Hydro, Grid or Generators. Maximize solar PV generation by storing excess power for critical backup, evening hours and daily self-consumption to offset Time-Of-Use rates. Create resilience, energy security and daily cost savings with 98% efficient, safe and reliable access to power – 24/7.

3. Specification of 40kWh all in one energy storage system 8kW hybrid inverter

All-in-one Battery System 8000VA 40kWh

23.62” W x 81.42”H (w/feet) x 31.50” D /
60 cm W x 206.8 cm H x 80 cm D

Weight 1323 lbs. (600 kg.)
Enclosure Rating NEMA 3R Outdoor Rated
Operating Temperature -4°F to 122°F (-20°C to 50°C)
Charging Temperature (batteries) 32°F to 120°F (0 °C to 49°C)
Mounting Free-standing
Enclosure Warranty Period 2 years
Application On or Off-Grid
Grid Type Split phase, 2/3 phase, Single Phase
Output Frequency (selectable) 60 Hz or 50 Hz
Output Voltage 120/240Vac(split phase), 208Vac(2/3 phase), 230Vac(single phase)
Rated AC Output and UPS Power (W) 8000W
Max AC Output Power(W) 8800W
Peak Power(off grid) 2 times of rated power, 10 S
AC Output Rated Current(A) 33.4A/35A
Max. AC Current(A) 36.7A/38.5A
Max Continuous AC Passthrough(A) 50A
Current Harmonic Distortion THD<3%(Linear loading<1.5%)
MPPT Efficiency 99.90%
Protection PV Arc Fault Detection, PV Input Lightning Protection, Anti-islanding Protection, PV String Input Reverse Polarity Protection, Insulation Resistor Detection, Residual Current Monitoring Unit, Output Over Current Protection, Output Shorted Protection, Output Over Voltage Protection
Grid Regulation UL1741,IEEE1547,RULE21,VDE 0126,AS4777,NRS2017,G98,G99
Safety Regulation IEC62109-1, IEC62109-2
EMC EN61000-6-1, EN61000-6-3, FCC 15 class B
Solar PV - DC Coupled
No. of Strings per MPPT Tracker 2+2
Max Connected PV Power 10400W
Min PV Array Starting Voltage 150 VDC
PV Input Voltage (V) 370V(100V~500V)
MPPT Voltage Range 125 – 425 VDC
PV Input Current (A) 22A+22A
Lithium Battery 40.96 kWh-51.2V LiFePO4 battery
Rated kWh Capacity @ C/2 40.96 kWh
Usable kWh Capacity @ 80% DoD 32.8 kWh
Max Combined Output Power 20 kW DC
Max Combined Charge Current 400 ADC (limited by the inverter to 190A)
Max Combined Discharge Current 400 ADC (limited by the inverter to 190A)
Charging Temperature

32°F to 50°F (0°C to 10°C): 80A charging current
50°F to 122°F (10°C to 50°C): 200A charging current

Depth of Discharge Up to 100% DoD
Round Trip Efficiency 98%
Cycle Life 6,000+ cycles (@ 80% DoD)

4. Battery module introduction

LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973 0

No. Item Functional Description Remark
1 Battery + Positive terminal  
2 Battery - Negative terminal  
3 LCD    
4 LCD button    
5 Handle    
6 Hanger   For mounting the battery pack
7 Air Switch ON/OFF  
8 RST On/Off/Reset button  
9 RUN Working indicator light State information
10 ALM Alarm indicator light Red-trouble-light on
11 ADS Battery address dialer Display connection address
12 CAPACITY Capacity volume indicator Display the battery's capacity
13 Dry contact DO Normal close
14 RS485A RS485 communication interface RS485 connection port-A
15 CAN port CAN CAN communication port
16 RS232 port RS232 RS232 communication port
17 RS485B port RS485B RS485 connection port-B

5. Connectors of energy storage system 
Charge / Discharge connectors: to connect the positive pole (+) and negative pole (-) from the battery to the inverter via DC isolator.
RS485: Communication portal between battery and inverter.
USB To RS232: to get dynamic monitoring data of the battery from host computer.
Address: To set BMS or battery Pack Address for multiple parallel connection.
6. Delivery of 8kW all in one energy storage system

  • ​By Air with Door to Door Service
  • By Sea with Door to Door Service
  • By Express with Door to Door Service: DHL, TNT, UPS, FedEx etc.

LiFePO4 Lithium 40kWh Energy Storage System 8KW Output UL1973 1

7. Why Choose PAC Technology Co., Ltd?

Reliable quality -- We have more than 10 years of rechargeable lithium battery industry experience. Automated battery production line and precise equipment. In strict accordance with international standards for production inspection, to ensure battery quality and safety.
Positive service -- We give response for all inquiries/questions in 12 hours. We have a professional battery R&D team. We can provide professional customized and one-stop services.
Taking responsibility -- PAC Battery members to proactively take responsibility, we always offer the best Battery Solution to our customers.

PAC Battery provides 24 hours customer service. Waiting for your inquiry!

Contact Details
Shenzhen PAC Technology Co., Ltd.

Contact Person: Ada Wang

Tel: 0086 13652343280

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