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
    Roypow RBmax5.1L3 Battery Storage - 5.12kWh | Portlandia Electric Supply

    Roypow 15kWhRept A+ low-voltage battery pack of 5.12 kWh x 3 - RBmax5.1L3

    SKU: PES-ESS-BTS-0259
    MPN NO

    RBmax5.1L3

    Roypow
    $4,062.98 USD
    $4,062.98 USD
  • Top Rated
    Briggs & Stratton 3.8kWh Energy Storage System - 3.8kW | Portlandia Electric Supply

    Briggs and Stratton Simpliphi AccESS 19 (5x PHI 3.8kWh @48V)- with 12kW Inverter & Integrated Charge Controllers-050001 A-5PHI-SA-12

    SKU: PES-ESS-AIO-0013
    MPN NO

    050001

    Briggs & Stratton
    $3,982.00 USD
    $3,982.00 USD
  • Top Rated
    Roypow SUN10000S-U/A-3 Energy Storage System - 10kW | Portlandia Electric Supply

    Roypow ESS includes 10KW Hybrid inverter and 15.3KWH LiFePO4 Battery pack of 3 RBmax 5.1H Batteries - SUN10000S-U/A-3

    SKU: PES-ESS-AIO-0007
    MPN NO

    SUN10000S-U/A-3

    Roypow
    $12,070.00 USD
    $12,070.00 USD
  • Top Rated
    Roypow SUN10000S-U/A-4 Energy Storage System - 10kW | Portlandia Electric Supply

    Roypow ESS includes 10KW Hybrid inverter and 20.4KWH LiFePO4 Battery pack of 4 RBmax 5.1H Batteries - SUN10000S-U/A-4

    SKU: PES-ESS-AIO-0006
    MPN NO

    SUN10000S-U/A-4

    Roypow
    $11,919.13 USD
    $11,919.13 USD
  • Top Rated
    Roypow SUN15000S-U/A-3 Energy Storage System - 15kW | Portlandia Electric Supply

    Roypow ESS includes 15KW Hybrid inverter and 15.3KWH LiFePO4 Battery pack of 3 RBmax 5.1H Batteries - SUN15000S-U/A-3

    SKU: PES-ESS-AIO-0005
    MPN NO

    SUN15000S-U/A-3

    Roypow
    $12,247.50 USD
    $12,247.50 USD
  • Top Rated
    Roypow SUN15000S-U/A-4 Energy Storage System - 15kW | Portlandia Electric Supply

    Roypow ESS includes 15KW Hybrid inverter and 20.4KWH LiFePO4 Battery pack of 4 RBmax 5.1H Batteries - SUN15000S-U/A-4

    SKU: PES-ESS-AIO-0004
    MPN NO

    SUN15000S-U/A-4

    Roypow
    $12,070.00 USD
    $12,070.00 USD
  • Top Rated
    Roypow SUN15000S-U/A-5 Energy Storage System - 15kW | Portlandia Electric Supply

    Roypow ESS includes 15KW Hybrid inverter and 25.5KWH LiFePO4 Battery pack of 5 RBmax 5.1H Batteries - SUN15000S-U/A-5

    SKU: PES-ESS-AIO-0003
    MPN NO

    SUN15000S-U/A-5

    Roypow
    $14,377.50 USD
    $14,377.50 USD
  • Top Rated
    Roypow SUN15000S-U/A-6 Energy Storage System - 15kW | Portlandia Electric Supply

    Roypow ESS includes 15KW Hybrid inverter and 30.6KWH LiFePO4 Battery pack of 6 RBmax 5.1H Batteries - SUN15000S-U/A-6

    SKU: PES-ESS-AIO-0002
    MPN NO

    SUN15000S-U/A-6

    Roypow
    $18,637.50 USD
    $18,637.50 USD
  • Top Rated
    Roypow SUN15000S-U/A-8 Energy Storage System - 15kW | Portlandia Electric Supply

    Roypow ESS includes 15KW Hybrid inverter and 40.8KWH LiFePO4 Battery pack of 8 RBmax 5.1H Batteries - SUN15000S-U/A-8

    SKU: PES-ESS-AIO-0001
    MPN NO

    SUN15000S-U/A-8

    Roypow
    $22,542.50 USD
    $22,542.50 USD
  • Top Rated
    Goodwe Energy Storage System - 19.2kWh | Portlandia Electric Supply

    Goodwe Lynx Home FH-US Series 19.2kWh Includes 1 PCU+ 6 LFP Battery Modules - LX F19.2-30

    SKU: PES-ESS-AIO-0012
    MPN NO

    LX F19.2-30

    Goodwe
    $12,059.35 USD
    $12,059.35 USD
  • Top Rated
    Goodwe Energy Storage System - 16kWh | Portlandia Electric Supply

    Goodwe Lynx Home FH-US Series 16kWh Includes 1 PCU+ 5 LFP Battery Modules - LX F16.0-30

    SKU: PES-ESS-AIO-0011
    MPN NO

    LX F16.0-30

    Goodwe
    $10,323.40 USD
    $10,323.40 USD
  • Top Rated
    Goodwe Energy Storage System - 12.8kWh | Portlandia Electric Supply

    Goodwe Lynx Home FH-US Series 12.8kWh Includes 1 PCU+ 4 LFP Battery Modules - LX F12.8-30

    SKU: PES-ESS-AIO-0010
    MPN NO

    LX F12.8-30

    Goodwe
    $8,585.68 USD
    $8,585.68 USD
  • Top Rated
    Goodwe Energy Storage System - 9.6kWh | Portlandia Electric Supply

    Goodwe Lynx Home FH-US Series 9.6kWh Includes 1 PCU+ 3 LFP Battery Modules - LX F9.6-30

    SKU: PES-ESS-AIO-0009
    MPN NO

    LX F9.6-30

    Goodwe
    $6,847.95 USD
    $6,847.95 USD
  • Top Rated
    FoxESS Energy Storage System - 11.4kW | Portlandia Electric Supply

    FoxESS 11.4kw Inverter+20kWh Batteries+Hub - FoxESS 11.4kw Inverter+20kWh Batteries+Hub

    SKU: PES-ESS-AIO-0008
    MPN NO

    FoxESS 11.4kw Inverter+20kWh Batteries+Hub

    FoxESS
    $14,186.78 USD
    $14,186.78 USD
  • Top Rated
    FoxESS Energy Storage System - 11.4kW | Portlandia Electric Supply

    FoxESS 11.4kw Inverter+16kWh Batteries+Hub - FoxESS 11.4kw Inverter+16kWh Batteries+Hub

    SKU: PES-ESS-AIO-0020
    MPN NO

    FoxESS 11.4kw Inverter+16kWh Batteries+Hub

    FoxESS
    $13,548.58 USD
    $13,548.58 USD
  • Top Rated
    FoxESS Energy Storage System - 11.4kW | Portlandia Electric Supply

    FoxESS 11.4kw Inverter+12kWh Batteries+Hub - FoxESS 11.4kw Inverter+12kWh Batteries+Hub

    SKU: PES-ESS-AIO-0019
    MPN NO

    FoxESS 11.4kw Inverter+12kWh Batteries+Hub

    FoxESS
    $11,473.60 USD
    $11,473.60 USD
  • Top Rated
    FoxESS Energy Storage System - 11.4kW | Portlandia Electric Supply

    FoxESS 11.4kw inverter+8kWh Batteries+Hub - FoxESS 11.4kw inverter+8kWh Batteries+Hub

    SKU: PES-ESS-AIO-0018
    MPN NO

    FoxESS 11.4kw inverter+8kWh Batteries+Hub

    FoxESS
    $8,453.55 USD
    $8,453.55 USD
  • Top Rated
    FoxESS 20kWh Energy Storage System - 20kW | Portlandia Electric Supply

    FoxESS 11.4-US + 20kWh Battery + Hub - FoxESS 11.4-US + 20kWh Battery + Hub

    SKU: PES-ESS-AIO-0017
    MPN NO

    FoxESS 11.4-US + 20kWh Battery + Hub

    FoxESS
    $14,290.53 USD
    $14,290.53 USD

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.