Batteries & Energy Storage

Solar Panels

Inverters

Storage solutions

Charge controllers

Solar Equipment

Racking

Accessories

Solar Panels

Inverters

Storage solutions

Charge controllers

Solar Equipment

Racking

Accessories

538 products

  • Top Rated
    MK Battery 8GGC2-DEKA

    MK BATTERY DEKA 180AH 6V GEL BATTERY - 8GGC2-DEKA

    SKU: PES-ESS-BTS-0128
    MPN NO

    8GGC2-DEKA

    MK Battery
    $375.72 USD
    $375.72 USD
  • Top Rated
    Sun Xtender PVX-9150T

    Sun Xtender 915AH 2V AGM Battery - PVX-9150T

    SKU: PES-ESS-BTS-0127
    MPN NO

    PVX-9150T

    Sun Xtender
    $546.25 USD
    $546.25 USD
  • Top Rated
    MK Battery 8G24UT-DEKA

    Mk Battery 74AH 12V Gel Battery - 8G24UT-DEKA

    SKU: PES-ESS-BTS-0126
    MPN NO

    8G24UT-DEKA

    MK Battery
    $279.37 USD
    $279.37 USD
  • Top Rated
    MK Battery 8AGC2-DEKA

    MK BATTERY DEKA 190AH 6V AGM Battery - 8AGC2-DEKA

    SKU: PES-ESS-BTS-0125
    MPN NO

    8AGC2-DEKA

    MK Battery
    $300.55 USD
    $300.55 USD
  • Top Rated
    Magnum Energy ME-BMK-NS

    Magnum Battery Monitor Kit - ME-BMK-NS

    SKU: PES-PA-ELC-0117
    MPN NO

    ME-BMK-NS

    Magnum Energy
    $166.54 USD
    $166.54 USD
  • Top Rated
    Renon R-XH020040-V2

    Renon RENON Xtreme 2.0 Energy Storage Solution - R-XH020040-V2

    SKU: PES-ESS-BTS-0122
    MPN NO

    R-XH020040-V2

    Renon
    $3,555.31 USD
    $3,555.31 USD
  • Top Rated
    Pytes E-BOX-48100R

    PYTES Energy LFP Battery 5.12kW 100Ah 48VDC - E-BOX-48100R

    SKU: PES-ESS-BTS-0120
    MPN NO

    E-BOX-48100R

    Pytes
    $1,196.60 USD
    $1,196.60 USD
  • Top Rated
    Generac G0080003

    Generac Li-ion 3.0kWh PWRcell Solar Power Battery Module USED - G0080003

    SKU: PES-ESS-BTS-0114
    MPN NO

    G0080003

    Generac
    $2,039.29 USD
    $2,039.29 USD
  • Top Rated
    Generac G0080040

    Generac > DCB Battery Module for PWRcell - Li-Ion Battery Module - 3.0 kWh usable power - G0080040

    SKU: PES-ESS-BTS-0113
    MPN NO

    G0080040

    Generac
    $1,732.63 USD
    $1,732.63 USD
  • Top Rated
    HomeGrid HG- 2-Stack

    HomeGrid Stack'd Series 9.6kWh/8.6kW 48V Lithium Iron Phosphate 2 Battery Modules - HG- 2-Stack

    SKU: PES-ESS-BTS-0112
    MPN NO

    HG- 2-Stack

    HomeGrid
    $6,796.38 USD
    $6,796.38 USD
  • Top Rated
    HomeGrid HG- 3-Stack

    HomeGrid Stack'd Series 14.4kWh/12.9kW Lithium Iron Phosphate 3 Battery Modules - HG- 3-Stack

    SKU: PES-ESS-BTS-0111
    MPN NO

    HG- 3-Stack

    HomeGrid
    $10,719.10 USD
    $10,719.10 USD
  • Top Rated
    HomeGrid HG- 4-Stack

    HomeGrid Stack'd Series 19.2kWh/14.4kW Lithium Iron Phosphate 4 Battery Modules - HG- 4-Stack

    SKU: PES-ESS-BTS-0110
    MPN NO

    HG- 4-Stack

    HomeGrid
    $12,263.55 USD
    $12,263.55 USD
  • Top Rated
    HomeGrid HG- 6-Stack

    HomeGrid Stack'd Series 28.8kWh/14.4kW 48V Lithium Iron Phosphate 6 Battery Modules - HG- 6-Stack

    SKU: PES-ESS-BTS-0109
    MPN NO

    HG- 6-Stack

    HomeGrid
    $14,432.13 USD
    $14,432.13 USD
  • Top Rated
    HomeGrid HG-FS48100-PB-A1

    Homegrid HG Cube - HG-FS48100-PB-A1

    SKU: PES-ESS-BTS-0108
    MPN NO

    HG-FS48100-PB-A1

    HomeGrid
    $20,925.81 USD
    $20,925.81 USD
  • Top Rated
    Outback Power 290FLA

    Outback Power EnergyCell 6 Volt 290Ah Deep Cycle Flooded Battery - 290FLA

    SKU: PES-ESS-BTS-0107
    MPN NO

    290FLA

    Outback Power
    $195.10 USD
    $195.10 USD
  • Top Rated
    Outback Power 200PLR

    Outback Power EnergyCell 200Ah VRLA-AGM Pure Lead Battery - 200PLR

    SKU: PES-ESS-BTS-0105
    MPN NO

    200PLR

    Outback Power
    $573.85 USD
    $573.85 USD
  • Top Rated
    Outback Power NSB40FT BLU

    Outback Power NorthStar E+ 37Ah VRLA-AGM Pure Lead Carbon Battery - NSB40FT BLU

    SKU: PES-ESS-BTS-0104
    MPN NO

    NSB40FT BLU

    Outback Power
    $414.73 USD
    $414.73 USD
  • Top Rated
    Outback Power NSB100FT BLUE+

    Outback Power NorthStar 100Ah VRLA-AGM Pure Lead Carbon Battery - NSB100FT BLUE+

    Sold out
    SKU: PES-ESS-BTS-0103
    Outback Power
    $340.50 USD
    $340.50 USD
    Sold out

Batteries & Energy Storage Solutions

Store your solar energy and keep the power on with batteries and energy storage systems from PES Supply. Our inventory covers every chemistry and capacity—from LiFePO4 lithium batteries and sealed lead-acid to AGM and gel batteries. Power your off-grid cabin, whole-home backup system, or commercial microgrid with reliable storage from EG4, Fortress Power, BYD, SONNEN, Victron Energy, and more.

Find the Right Battery

  • LiFePO4 lithium batteries – 5kWh, 10kWh, 14kWh, and 19kWh options
  • AGM & gel sealed lead-acid for budget-friendly backup
  • Server-rack batteries like EG4 LifePower and server rack modules
  • Modular stackable systems for scalable capacity
  • Battery accessories – cables, busbars, shunts, and BMS

Lithium iron phosphate (LiFePO4) batteries offer 6,000+ cycle lifetimes, built-in BMS protection, and safe operation in any orientation. Choose the right voltage (12V, 24V, 48V) and capacity for your inverter and load profile. Our team can help you size a bank for any application.

Browse the full selection below and order today with fast shipping from PES Supply. Questions? Our solar and backup power experts are ready to help you spec the right system—contact us.