String Inverters

Solar Panels

Inverters

Storage solutions

Charge controllers

Solar Equipment

Racking

Accessories

Solar Panels

Inverters

Storage solutions

Charge controllers

Solar Equipment

Racking

Accessories

318 products

  • Top Rated
    Solis 255K EHV 5G US PLUS solar inverter with dual-tone front and digital display

    Solis 255kW 3-Phase 12-MPPT String Inverter with 5 Year Standard Warranty - 255K EHV-5G-US-PLUS

    SKU: PES-SPS-SIV-0293
    MPN NO

    255K EHV-5G-US-PLUS

    Solis
    $9,643.96 USD
    $9,643.96 USD
  • Top Rated
    Front view of MidNite Solar MNSW4024-CL200 electrical panel with dual enclosures

    MidNite With Classic 200 and High Voltage breakers. - MNSW4024-CL200

    SKU: PES-SPS-SIV-0289
    MPN NO

    MNSW4024-CL200

    MidNite Solar
    $5,568.84 USD
    $5,568.84 USD
  • Top Rated
    Front view of MidNite Solar MNSW4024-CL250 power panel with circuit breaker and inverter

    MidNite With Classic 250 and High Voltage breakers. - MNSW4024-CL250

    SKU: PES-SPS-SIV-0288
    MPN NO

    MNSW4024-CL250

    MidNite Solar
    $5,527.10 USD
    $5,527.10 USD
  • Top Rated
    MidNite Solar MNSW4048-CL200 front view with closed and open electrical panels

    MidNite With Classic 200 and High Voltage breakers - MNSW4048-CL200

    SKU: PES-SPS-SIV-0286
    MPN NO

    MNSW4048-CL200

    MidNite Solar
    $5,884.88 USD
    $5,884.88 USD
  • Top Rated
    MidNite Solar MNSW4048-CL250 control panel with switches and outlets on black background

    MidNite With Classic 250 and High Voltage breakers - MNSW4048-CL250

    SKU: PES-SPS-SIV-0285
    MPN NO

    MNSW4048-CL250

    MidNite Solar
    $5,111.66 USD
    $5,111.66 USD
  • Top Rated
    MidNite Solar MNXWP6848-CL200 inverter white front view with control panel and terminals

    MidNite With Classic 200 and High Voltage Breakers. - MNXWP6848-CL200

    SKU: PES-SPS-SIV-0283
    MPN NO

    MNXWP6848-CL200

    MidNite Solar
    $8,814.18 USD
    $8,814.18 USD
  • Top Rated
    MidNite Solar MNXWP6848-CL250 inverter charger with display, wall-mounted, front view

    MidNite With Classic 250 and High Voltage breakers - MNXWP6848-CL250

    SKU: PES-SPS-SIV-0282
    MPN NO

    MNXWP6848-CL250

    MidNite Solar
    $9,252.50 USD
    $9,252.50 USD
  • Top Rated
    MidNite Solar MNXWP6848-2CL200 hybrid inverter and charge controller, front view

    MidNite Comes with additional Classic 200. The second Classic will inc - MNXWP6848-2CL200

    SKU: PES-SPS-SIV-0280
    MPN NO

    MNXWP6848-2CL200

    MidNite Solar
    $11,316.47 USD
    $11,316.47 USD
  • Top Rated
    MidNite Solar MNXWP6848-2CL250 white power inverter with side panels on black background

    MidNite Comes with additional Classic 250. The second Classic will inc - MNXWP6848-2CL250

    SKU: PES-SPS-SIV-0279
    MPN NO

    MNXWP6848-2CL250

    MidNite Solar
    $9,940.05 USD
    $9,940.05 USD
  • Top Rated
    Solis wall-mounted solar inverter with display panel and control buttons

    Solis 2.5kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P2.5K-4G-US-RSS

    SKU: PES-SPS-SIV-0204
    MPN NO

    1P2.5K-4G-US-RSS

    Solis
    $1,362.86 USD
    $1,362.86 USD
  • Top Rated
    Solis solar inverter with digital display and control panel, white background

    Solis 3kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P3K-4G-US-RSS

    SKU: PES-SPS-SIV-0203
    MPN NO

    1P3K-4G-US-RSS

    Solis
    $1,362.86 USD
    $1,362.86 USD
  • Top Rated
    Solis solar inverter wall-mounted with display panel and white casing

    Solis 3.6kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P3.6K-4G-US-RSS

    SKU: PES-SPS-SIV-0202
    MPN NO

    1P3.6K-4G-US-RSS

    Solis
    $1,324.20 USD
    $1,324.20 USD
  • Top Rated
    Solis solar inverter wall-mounted, white with display and logo on front

    Solis 4.0kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P4K-4G-US-RSS

    SKU: PES-SPS-SIV-0201
    MPN NO

    1P4K-4G-US-RSS

    Solis
    $1,448.12 USD
    $1,448.12 USD
  • Top Rated
    Solis white solar inverter with front LCD display, wall-mounted, isolated on white background

    Solis 4.6kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P4.6K-4G-US-RSS

    SKU: PES-SPS-SIV-0200
    MPN NO

    1P4.6K-4G-US-RSS

    Solis
    $1,468.01 USD
    $1,468.01 USD
  • Top Rated
    Solis 1P5K-4G-US RSS white solar inverter front view with display and control buttons

    Solis 5kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P5K-4G-US-RSS

    SKU: PES-SPS-SIV-0199
    MPN NO

    1P5K-4G-US-RSS

    Solis
    $1,812.90 USD
    $1,812.90 USD
  • Top Rated
    Solis solar inverter wall-mounted, white casing, front view, LCD display panel

    Solis 6kw 1-Phase 2-MPPT Advanced 4G Technology Inverter - 1P6K2-4G-US-RSS

    SKU: PES-SPS-SIV-0198
    MPN NO

    1P6K2-4G-US-RSS

    Solis
    $1,664.14 USD
    $1,664.14 USD
  • Top Rated
    Solis white solar inverter with display panel and indicator lights front view

    Solis 6kw 1-Phase 3-MPPT Advanced 4G Technology Inverter - 1P6K-4G-US-RSS

    SKU: PES-SPS-SIV-0197
    MPN NO

    1P6K-4G-US-RSS

    Solis
    $1,511.97 USD
    $1,511.97 USD
  • Top Rated
    Solis solar power inverter front view with LCD display and control panel

    Solis 7kw 1-Phase 3-MPPT Advanced 4G Technology Inverter - 1P7K-4G-US-RSS

    SKU: PES-SPS-SIV-0196
    MPN NO

    1P7K-4G-US-RSS

    Solis
    $1,850.30 USD
    $1,850.30 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.