String Inverters

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Solar Panels

Inverters

Storage solutions

Charge controllers

Solar Equipment

Racking

Accessories

318 products

  • Top Rated
    Solis 100K 5G solar inverter front view, wall-mounted, LCD display, white and gray housing

    Solis 100kW 3-Phase 10-MPPT w/AFCI w/FAN w/APS TX Inverter with 10 Year Standard Warranty - 100K-5G-US-APST

    SKU: PES-SPS-SIV-0316
    MPN NO

    100K-5G-US-APST

    Solis
    $5,783.87 USD
    $5,783.87 USD
  • Top Rated
    Ginlong Solis Solis 75K-5G-US solar inverter front view, white and gray unit with LCD display.

    Solis 3-Phase String Inverter with a Tigo Transmitter - 75K-5G-US-RSS

    SKU: PES-SPS-SIV-0315
    MPN NO

    75K-5G-US-RSS

    Solis
    $4,594.78 USD
    $4,594.78 USD
  • Top Rated
    Solis 80K 5G solar inverter front view with LCD display and Solis logo on white panel

    Solis 80kW 3-Phase 10-MPPT w/AFCI w/FAN Inverter with 10 Year Standard Warranty - 80K-5G-US

    SKU: PES-SPS-SIV-0314
    MPN NO

    80K-5G-US

    Solis
    $5,683.61 USD
    $5,683.61 USD
  • Top Rated
    Ginlong Solis S5 solar inverter front view with digital display and white-gray housing

    Solis 75kW Three Phase String Inverter - S5-GC75K-US-APST

    SKU: PES-SPS-SIV-0313
    MPN NO

    S5-GC75K-US-APST

    Solis
    $4,890.20 USD
    $4,890.20 USD
  • Top Rated
    Front view of Solis S5 GC80K-US solar inverter with LCD display and gray panel

    Solis 80kW Three Phase Nine MPPT w/ AFCI w/ FAN w/APS TX - 10 Year Standard Warranty - S5-GC80K-US-APST

    SKU: PES-SPS-SIV-0312
    MPN NO

    S5-GC80K-US-APST

    Solis
    $5,495.00 USD
    $5,495.00 USD
  • Top Rated
    Solis S5 GC90K-US solar inverter front view, gray and white with digital display panel.

    Solis 90kW Three Phase Ten MPPT w/ AFCI w/ FAN w/APS TX - 10 Year Standard Warranty - S5-GC90K-US-APST

    SKU: PES-SPS-SIV-0311
    MPN NO

    S5-GC90K-US-APST

    Solis
    $6,306.53 USD
    $6,306.53 USD
  • Top Rated
    Ginlong Solis S5-GC75K-US solar inverter front view, white and gray casing with control panel

    Solis 75kW Three Phase Eight MPPT w/ AFCI w/ FAN - 10 Year Standard Warranty - S5-GC75K-US

    SKU: PES-SPS-SIV-0310
    MPN NO

    S5-GC75K-US

    Solis
    $5,388.70 USD
    $5,388.70 USD
  • Top Rated
    Front view of Solis S5 GC80K-US solar inverter, white and gray, SG Series branding visible

    Solis 80kW Three Phase Nine MPPT w/ AFCI w/ FAN - 10 Year Standard Warranty - S5-GC80K-US

    SKU: PES-SPS-SIV-0309
    MPN NO

    S5-GC80K-US

    Solis
    $5,913.52 USD
    $5,913.52 USD
  • Top Rated
    Solis S5 GC90K-US commercial solar inverter with display panel and gray housing

    Solis 90kW Three Phase Ten MPPT w/ AFCI w/ FAN - 10 Year Standard Warranty - S5-GC90K-US

    SKU: PES-SPS-SIV-0308
    MPN NO

    S5-GC90K-US

    Solis
    $6,567.00 USD
    $6,567.00 USD
  • Top Rated
    Solis S5 GC100K-US solar inverter, white and gray housing, front panel display

    Solis 100kW Three Phase Ten MPPT w/ AFCI w/ FAN - 10 Year Standard Warranty - S5-GC100K-US

    SKU: PES-SPS-SIV-0307
    MPN NO

    S5-GC100K-US

    Solis
    $6,367.73 USD
    $6,367.73 USD
  • Top Rated
    Solis 30K US LSW solar inverter front view with display panel and brand logo

    Solis 30kW 3-Phase 480VAC 4-MPPT Inverter with 10 Year Standard Warranty - 30K-US-LSW

    SKU: PES-SPS-SIV-0306
    MPN NO

    30K-US-LSW

    Solis
    $6,051.78 USD
    $6,051.78 USD
  • Top Rated
    Solis 36K-US-LSW solar inverter front view with LCD display, white casing

    Solis 36kW 3-Phase 480VAC 4-MPPT String Inverter with 10 Year Standard Warranty - 36K-US-LSW

    SKU: PES-SPS-SIV-0304
    MPN NO

    36K-US-LSW

    Solis
    $5,356.15 USD
    $5,356.15 USD
  • Top Rated
    Solis 40K-US-LSW white solar inverter with LCD display, front view

    Solis 40kW 3-phase 480VAC 4-MPPT String Inverter with 10 Year Standard Warranty - 40K-US-LSW

    SKU: PES-SPS-SIV-0303
    MPN NO

    40K-US-LSW

    Solis
    $4,405.40 USD
    $4,405.40 USD
  • Top Rated
    Solis 100K 5G US RSS solar inverter with LCD display, white and gray front panel

    Solis 100kW 3Phase w/Fan 10 MPPT Inverter with 10 year standard warranty and integrated Tigo transmitter - 100K-5G-US-RSS

    SKU: PES-SPS-SIV-0302
    MPN NO

    100K-5G-US-RSS

    Solis
    $5,783.87 USD
    $5,783.87 USD
  • Top Rated
    Solis 125K EHV 5G US inverter, front view, white and gray panel with digital display

    Solis 125kW 3-Phase 1-MPPT 20 Strings Inverter with 10 Year Standard Warranty - 125K-EHV-5G-US

    SKU: PES-SPS-SIV-0301
    MPN NO

    125K-EHV-5G-US

    Solis
    $6,951.07 USD
    $6,951.07 USD
  • Top Rated
    Solis 125K1 EHV 5G solar inverter front view, white and gray unit with display screen

    Solis 125kW 3-Phase 1-MPPT 1 Strings Inverter with 10 Year Standard Warranty - 125K1-EHV-5G-US

    SKU: PES-SPS-SIV-0300
    MPN NO

    125K1-EHV-5G-US

    Solis
    $6,951.07 USD
    $6,951.07 USD
  • Top Rated
    Solis 255K EHV 1500V solar inverter front view with LCD display and logo

    Solis 255kW 3-Phase 14-MPPT Inverter with 10 Year Standard Warranty - 255K-EHV-5G-US

    SKU: PES-SPS-SIV-0297
    MPN NO

    255K-EHV-5G-US

    Solis
    $11,345.83 USD
    $11,345.83 USD
  • Top Rated
    Solis 185K EHV 5G US PLUS solar inverter, front view, gray and white housing, display screen

    Solis 185kW 3-Phase 12-MPPT String Inverter with 10 Year Standard Warranty - 185K-EHV-5G-US-PLUS

    SKU: PES-SPS-SIV-0294
    MPN NO

    185K-EHV-5G-US-PLUS

    Solis
    $11,277.40 USD
    $11,277.40 USD

String Inverters for Grid-Tied Solar

Convert your solar panels' DC power to grid-ready AC with reliable string inverters from PES Supply. String inverters are the most cost-effective solution for unshaded residential and commercial arrays, offering high efficiency and simple wiring. Shop top brands including SMA, Fronius, Solis, GoodWe, Sungrow, SolarEdge, and more.

String Inverter Features

  • Single-phase and three-phase models for residential and commercial
  • Built-in MPPT tracking for maximum energy harvest
  • Transformerless designs for higher efficiency and lighter weight
  • Wi-Fi and monitoring included on most models
  • Grid-tied and off-grid capable options

Choose the right inverter size based on your array wattage and local grid requirements. String inverters are ideal for south-facing arrays with minimal shading. For complex roofs or partial shade, consider pairing with power optimizers. Our team can help you match the right inverter to your panels.

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.