Option One Solar © 2019

Office: 855.502.6363

13581 John Glenn Rd. Apple Valley, CA 92308

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Energy Storage

Planning for emergency backup power is an essential part of a resilience plan. Historically, commercial and industrial facilities have invested significantly in local emergency backup infrastructure. With advanced storage solutions on the market today, there may be opportunities to upgrade this infrastructure to provide not only emergency backup, but also a host of other money-saving and money-making solutions.

Tesla Powerwall 2

This Lithium battery is one of the larger most versatile home or small business energy storage and back up batteries on the market and with a built in AC/DC power inverter it can connect to any solar and or grid system.


Powerwall detects grid outages and automatically becomes your home's main energy source. Protect your home from the next power outage and keep your lights on, phones charged, and no puddles under the fridge.



  • Mounting: Wall or Floor Mounted, Indoor/Outdoor

  • Inverter: Fully integrated Tesla inverter

  • Energy: 14 kWh

  • Power: 5 kW continuous, 7 kW peak

  • Round Trip Efficiency: 89% for AC Powerwall, 91.8% for DC Powerwall

  • Operating Temperature Range: –20°C to 50°C (–4°F to 122°F)

  • Warranty: Unlimited cycles for up to 10 years

  • Dimensions: 1150 mm x 755 mm x 155 mm (45.3 in x 29.7 in x 6.1 in)

  • Weight: 122 kg (269 lbs)

Tesla Powerwall Data Sheets:


Optimized Solution for Energy Saving & High-Quality Power



Energy Storage System (ESS) stores electric energy and utilize them for later consumption. It is purposed to improve energy efficiency, by enhancing the quality of renewable energy that results stabilization of power supply system. LG Chem provides most optimal energy solution for the users using our state-of-the-art energy storage system with a long lifespan and a top-notch quality.



  • Total Energy [kWh]: 9.8

  • Usable Energy [kWh]: 9.3

  • Capacity [Ah]: 63

  • Voltage Range [V]: 350-450 / 385-550

  • Dimension [mm] :744 x 907 x 206

  • Dimensions (LxWxH): 8.94 × 17.8 × 19.2 inches

  • Weight: 214 lbs

  • 9.3kWh usable energy

  • Compact size & easy installation

  • 95% DC round trip efficiency

  • 80% capacity retention after 10 years

  • UL 1642 certified (cell)

  • UL1973 / IEC 62619 certified (battery)

  • IP55-rated enclosure


LG Chem Datasheets:

Off-Grid & Large Backup

Batteries geared for going off-grid and large backup solutions.

Liberty AES Nano-Carbon®

Cycle Series Battery
For Renewable Energy Storage Applications
Capacities from 138 to 1834 ampere-hours


The Liberty® AES features the proven DCS technology for maximum cycle life in a space efficient, cost effective package. The DCS technology coupled with an advanced Nano-Carbon enhanced negative electrode provides time proven results and unmatched, industry leading cycle life, even in partial state of charge (PsoC) operation.



  • Nano-Carbon enhanced for improved durability

  • Absorbent Glass Mat (AGM) technology for efficient gas recombination

  • High density pasted plates for high cycle life

  • Modular design for economy of installation and maintenance

  • Reduced system hardware for rapid installation

  • Rated at 20 hour to 1.75VPC

  • UL recognized component

  • Meets IBC and UBC seismic requirements

Sunpreme Data Sheets:

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