2.5-5.4kWh Batteries

116 products

Top Sellers — Market Front-Runners The same Tier-1 lines as the big national players · live PES pricing
Top SellerTrina Solar Vertex N 600W N-Type TOPCon Commercial ModuleTrina Solar Trina Solar Vertex N 600W N-Type TOPCon Commercial Module $158.06 $0.26/W · 600WTop SellerZNshine 400W ZXM7-SH108-400/M All Black Monocrystalline Solar PanelZNShine ZNshine 400W ZXM7-SH108-400/M All Black Monocrystalline... $136.86 $0.34/W · 400WTop SellerZnshine 405W Black ON Black 108 HALF-CELL MONO Solar Panel - ZXM7-SH108-405/MZNShine Znshine 405W Black ON Black 108 HALF-CELL MONO Solar Pa... $147.61 $0.36/W · 405WLONGi Hi-MO X6 Scientist 600W N-Type TOPCon Bifacial ModuleLONGi Solar LONGi Hi-MO X6 Scientist 600W N-Type TOPCon Bifacial Mo... $161.29 $0.27/W · 600WJinko Tiger Neo N-Type 600W Bifacial TOPCon Solar PanelJinko Solar Jinko Tiger Neo N-Type 600W Bifacial TOPCon Solar Panel $164.52 $0.27/W · 600WCanadian Solar HiKu6 395W Mono Solar Panel - CS6R-395MS-HLCanadian Solar Canadian Solar HiKu6 395W Mono Solar Panel - CS6R-395MS-HL $162.00 $0.41/W · 395WHyundai HiS-S410YH(BK) 410W Bifacial Commercial Solar PanelHyundai Energy Solutions Hyundai HiS-S410YH(BK) 410W Bifacial Commercial Solar P... $167.76 $0.41/W · 410WTalesun TM7G54M-450 450W Bifacial Solar PanelTalesun Talesun TM7G54M-450 450W Bifacial Solar Panel $185.63 $0.41/W · 450WAptos Solar DNA-120-BF10-440W 440W Bifacial Solar PanelAptos Aptos Solar DNA-120-BF10-440W 440W Bifacial Solar Panel $185.92 $0.42/W · 440WJA Solar 545 W Solar Panel – JAM72D30‑545/MB, 144‑cell BifacialJA Solar JA Solar 545 W Solar Panel – JAM72D30‑545/MB, 144‑cell ... $262.79
  • BigBattery Husky 2 - 24v 5.12kWh 200Ah LifePO4 Battery

    BigBattery Husky 2 - 24v 5.12kWh 200Ah LifePO4 Battery

    Sold out
    SKU: GAP-P2-BIGBATTERYHUSKY224V5
    Cell / Type

    Batteries

    BigBattery
    $1,447.00 USD
    $1,450.00 USD $1,447.00 USD
    Out of stock
    Sold out
  • BigBattery Husky 2 48V LifePO4 Battery 100Ah 5.12kWh

    BigBattery Husky 2 48V LifePO4 Battery 100Ah 5.12kWh

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    SKU: GAP-P2-BIGBATTERYHUSKY248VL
    Cell / Type

    Batteries

    BigBattery
    $1,847.00 USD
    $1,850.00 USD $1,847.00 USD
    Out of stock
    Sold out
  • HomeGrid Stack'd Series 4.8kWh Module - Lithium Iron Phospate Battery

    HomeGrid Stack'd Series 4.8kWh Module - Lithium Iron Phospate Battery

    Sale
    SKU: GAP-HOMEGRID-HOMEGRIDSTACKDS
    Cell / Type

    Batteries

    HomeGrid
    $1,884.30 USD
    $2,349.00 USD $1,884.30 USD
    -20%
    In stock
    Sale
  • Homegrid Compact Series LFP 5.12kwh 51.2v

    Homegrid Compact Series LFP 5.12kwh 51.2v

    Sale
    SKU: GAP-HOMEGRID-HOMEGRIDCOMPACT
    Cell / Type

    Batteries

    HomeGrid
    $3,992.00 USD
    $3,995.00 USD $3,992.00 USD
    In stock
    Sale
  • BigBattery Gator Max 36v 120ah 5kWh LifePO4 Battery

    BigBattery Gator Max 36v 120ah 5kWh LifePO4 Battery

    Sale
    SKU: GAP-BIGBATTERY-BIGBATTERYGATOR
    Cell / Type

    Batteries

    BigBattery
    $887.00 USD
    $890.00 USD $887.00 USD
    In stock
    Sale
  • Big Battery 48V 15kWH NEXUS LiFePO4 Battery

    Big Battery 48V 15kWH NEXUS LiFePO4 Battery

    SKU: GAP-BIGBATTERY-BIGBATTERY48V15
    Cell / Type

    Batteries

    BigBattery
    $3,158.33 USD
    $2,980.00 USD $3,158.33 USD
    In stock
  • MidNite Power 5.12kWh 48V LFP Server Rack Battery MNPOWERFLO5

    MidNite Power 5.12kWh 48V LFP Server Rack Battery MNPOWERFLO5

    SKU: USS-MIDN-MNPOWERFLO5
    Cell / Type

    Solar Batteries

    MidNite Solar
    $1,295.82 USD
    $1,295.82 USD
    In stock
  • Endurenergy ESP-5100 B0005 5.1KWH 100AH 48V Battery Pack

    Endurenergy ESP-5100 B0005 5.1KWH 100AH 48V Battery Pack

    SKU: USS-ENDU-ESP-5100
    Cell / Type

    Solar Batteries

    EndurEnergy Systems
    $2,864.18 USD
    $2,864.18 USD
    In stock
  • NEW! AmpliPHI 3.8kWh LFP Battery, 48V with Integrated BMS w/ Communications- SolArkIncludes 4' CAT5 Cable & Terminator

    NEW! AmpliPHI 3.8kWh LFP Battery, 48V with Integrated BMS w/ Communications- SolArkIncludes 4' CAT5 Cable & Terminator

    SKU: USS-SIMP-CAT5
    Cell / Type

    Solar Batteries

    SimpliPhi
    $2,919.68 USD
    $2,919.68 USD
    In stock
  • Pylontech Pelio 5.12kWh 51.2V Residential LiFePO4 Battery – Pelio-L-5.12

    Pylontech Pelio 5.12kWh 51.2V Residential LiFePO4 Battery – Pelio-L-5.12

    SKU: USS-PYLO-PYLPEL5.1
    Cell / Type

    Solar Batteries

    Pylontech
    $1,597.69 USD
    $1,597.69 USD
    In stock
  • Bluetti 13.3kWh Apex 300 + (2) B500K Kit – 3,000W Output / 13.3kWh Total Storage Backup Power Bundle

    Bluetti 13.3kWh Apex 300 + (2) B500K Kit – 3,000W Output / 13.3kWh Total Storage Backup Power Bundle

    SKU: USS-BLUE-B500K
    Cell / Type

    Solar Batteries

    Bluetti
    $4,687.25 USD
    $4,687.25 USD
    In stock
  • Fortress eFlex Max - 5.4kWh 51.2V Battery

    Fortress eFlex Max - 5.4kWh 51.2V Battery

    SKU: PES-FFS-EFLEXMAX
    Cell / Type

    Solar Batteries

    Fortress
    $1,399.00 USD
    $1,399.00 USD
    In stock
  • eVault Max 18.5

    Fortress Power eVault Max 18.5kWh 48V LFP Battery - Whole-Home Storage

    SKU: FP-EVAULTMAX185
    Cell / Type

    Batteries & Energy Storage

    Fortress Power
    $6,462.80 USD
    $6,462.80 USD
    In stock
  • Fortress Power eFlex Max 5.4kWh 48V LFP Battery - Modular Storage

    Fortress Power eFlex Max 5.4kWh 48V LFP Battery - Modular Storage

    SKU: FP-EFLEXMAX54
    Cell / Type

    Batteries & Energy Storage

    Fortress Power
    $1,469.00 USD
    $1,469.00 USD
    In stock
  • Enphase IQ Battery 3T 3.36kWh LFP AC-Coupled Battery Module

    Enphase IQ Battery 3T 3.36kWh LFP AC-Coupled Battery Module

    SKU: ENP-IQBATT3T
    Cell / Type

    Batteries & Energy Storage

    Enphase
    $2,094.75 USD
    $2,094.75 USD
    In stock
  • Briggs & Stratton SimpliPHI 6.6 Battery 6.65kWh 48V STACKABLE SIMPLIPHI-6_6-BATTERY

    Briggs & Stratton SimpliPHI 6.6 Battery 6.65kWh 48V STACKABLE SIMPLIPHI-6_6-BATTERY

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    SKU: USSSP200-0058
    Cell / Type

    Storage Solutions

    SimpliPhi
    $2,775.04 USD
    $2,946.67 USD $2,775.04 USD
    -6%
    Out of stock
    Sold out
  • Mango Power 5 kWh Battery Lithium Iron Phosphate Battery Module LiFePO₄ M Battery 5kWh

    Mango Power 5 kWh Battery Lithium Iron Phosphate Battery Module LiFePO₄ M Battery 5kWh

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    SKU: USSSP202-679
    Cell / Type

    Storage Solutions

    Mango Power
    $1,922.35 USD
    $1,932.01 USD $1,922.35 USD
    Out of stock
    Sold out
  • Enphase IQ Battery 10C 5kWh Expansion Unit (Domestic) B05-C01-US00-1-3-11.9-DOM — PES Supply

    Enphase IQ Battery 10C 5kWh Expansion Unit (Domestic) B05-C01-US00-1-3-11.9-DOM

    Sold out
    SKU: USSSP202-837
    Cell / Type

    Storage Solutions

    Enphase
    $4,226.72 USD
    $2,714.16 USD $4,226.72 USD
    Out of stock
    Sold out

About 2.5-5.4kWh Batteries

Essential-backup 2.5-5.4kWh lithium batteries and rack modules from EG4, Fortress Power, Pytes, SimpliPhi and MK Battery. Start small and stack more capacity later.