100-125A Transfer Switches

58 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
  • Generac 100/100 Amp single load/mains only manual transfer switch - 6334

    Generac 100/100 Amp single load/mains only manual transfer switch - 6334

    Sold out
    SKU: PES-SPS-SOL-6536
    Cell / Type

    Generators

    Generac
    $103.31 USD
    $103.31 USD
    Out of stock
    Sold out
  • Generac 100/100 Amp single load/mains only manual transfer switch

    Generac 100/100 Amp single load/mains only manual transfer switch

    SKU: PES-PA-ELC-1803
    MPN NO

    6334

    Cell / Type

    Generators

    Generac
    $226.99 USD
    $226.99 USD
    In stock
  • Generac 24-circuit 100 Amp Load Center SE ATS - NEMA 1 UL (not CUL)

    Generac 24-circuit 100 Amp Load Center SE ATS - NEMA 1 UL (not CUL)

    SKU: PES-PA-ELC-1755
    MPN NO

    RXG24SHA1

    Cell / Type

    Generators

    Generac
    $824.86 USD
    $824.86 USD
    In stock
  • Generac 16-circuit 100 Amp Load Center ATS - NEMA 1 CUL- No Whip

    Generac 16-circuit 100 Amp Load Center ATS - NEMA 1 CUL- No Whip

    SKU: PES-PA-ELC-1753
    MPN NO

    RXG16EZA1W

    Cell / Type

    Wire & Cable

    Generac
    $914.41 USD
    $914.41 USD
    In stock
  • Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100K3

    Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100K3

    SKU: PES-PA-ELC-1317
    MPN NO

    RTSW100K3

    Cell / Type

    Generators

    Generac
    $1,869.00 USD
    $1,869.00 USD
    In stock
  • Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100G3

    Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100G3

    SKU: PES-PA-ELC-1316
    MPN NO

    RTSW100G3

    Cell / Type

    Generators

    Generac
    $1,754.60 USD
    $1,754.60 USD
    In stock
  • Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100J3

    Generac 100A Service Entrance Rated Three Phase Automatic Transfer Switch - RTSW100J3

    SKU: PES-PA-ELC-1315
    MPN NO

    RTSW100J3

    Cell / Type

    Generators

    Generac
    $1,754.60 USD
    $1,754.60 USD
    In stock
  • Generac PWRcell 100A 1ph-120/240V Service Rated Nema 3R Automatic Transfer Switch - CXSW100A3

    Generac PWRcell 100A 1ph-120/240V Service Rated Nema 3R Automatic Transfer Switch - CXSW100A3

    SKU: PES-PA-ELC-1169
    MPN NO

    CXSW100A3

    Cell / Type

    Generators

    Generac
    $1,262.47 USD
    $1,262.47 USD
    In stock
  • Generac 100A Automatic Transfer Switch - RXSW100A3

    Generac 100A Automatic Transfer Switch - RXSW100A3

    SKU: PES-PA-ELC-1164
    MPN NO

    RXSW100A3

    Cell / Type

    Generators

    Generac
    $696.00 USD
    $696.00 USD
    In stock
  • Generac PWRcell 100A Automatic Transfer Switch 120/240V - CXSC100A3

    Generac PWRcell 100A Automatic Transfer Switch 120/240V - CXSC100A3

    SKU: PES-PA-ELC-1084
    MPN NO

    CXSC100A3

    Cell / Type

    Generators

    Generac
    $547.90 USD
    $547.90 USD
    In stock
  • Cummins Onan OTEC 125 Amp 208V 3 Ph ATS Nema 1

    Cummins Onan OTEC 125 Amp 208V 3 Ph ATS Nema 1

    Sold out
    SKU: GAP-P2-CUMMINSONANOTEC125AM
    Cell / Type

    Generators

    Cummins
    $1,643.88 USD
    $1,648.00 USD $1,643.88 USD
    Out of stock
    Sold out
  • Cummins 100-Amp 20-Space RA Series Automatic Transfer Switch

    Cummins 100-Amp 20-Space RA Series Automatic Transfer Switch

    Sale
    SKU: GAP-CUMMINS-CUMMINS100AMP20
    Cell / Type

    Generators

    Cummins
    $813.49 USD
    $816.49 USD $813.49 USD
    In stock
    Sale
  • Cummins 100 Amp RA Series Automatic Transfer Switch NEMA 3R

    Cummins 100 Amp RA Series Automatic Transfer Switch NEMA 3R

    Sale
    SKU: GAP-CUMMINS-CUMMINS100AMPRA
    Cell / Type

    Generators

    Cummins
    $830.21 USD
    $833.21 USD $830.21 USD
    In stock
    Sale
  • Cummins RA CSA 100A SE Automatic Transfer Switch, 240V 1Ph, Part A067J404

    Cummins RA CSA 100A SE Automatic Transfer Switch, 240V 1Ph, Part A067J404

    Sale
    SKU: PES-PA-ELC-A067J404
    Cell / Type

    Automatic Transfer Switches

    Cummins
    $1,464.31 USD
    $1,646.44 USD $1,464.31 USD
    -11%
    In stock
    Sale
  • 16-circuit 100 Amp Load Center ATS - NEMA 1 CUL- No Whip

    16-circuit 100 Amp Load Center ATS - NEMA 1 CUL- No Whip

    SKU: PES-PS-GEN-0377
    Cell / Type

    Wire & Cable

    Generac
    $919.00 USD
    $919.00 USD
    In stock
  • Cummins OTEC 125 Amp 208V 3PH Automatic Transfer Switch - A075F137

    Cummins OTEC 125 Amp 208V 3PH Automatic Transfer Switch - A075F137

    Sold out
    SKU: PES-SPS-SOL-3483
    Cell / Type

    Generators

    Cummins
    $3,643.57 USD
    $3,643.57 USD
    Out of stock
    Sold out
  • Briggs and Stratton ACCM Power Management Upgrade Kit - Standard Transfer Switch - 100 amp, 150 amp & 200 amp - 6421

    Briggs and Stratton ACCM Power Management Upgrade Kit - Standard Transfer Switch - 100 amp, 150 amp & 200 amp - 6421

    Sold out
    SKU: PES-SPS-SOL-2280
    Cell / Type

    Solar Kits

    Briggs & Stratton
    $347.50 USD
    $347.50 USD
    Out of stock
    Sold out
  • Briggs and Stratton 100 amp Transfer Switch, 480V, NEMA 3R - 071169

    Briggs and Stratton 100 amp Transfer Switch, 480V, NEMA 3R - 071169

    Sold out
    SKU: PES-SPS-SOL-2237
    Cell / Type

    Generators

    Briggs & Stratton
    $3,912.33 USD
    $3,912.33 USD
    Out of stock
    Sold out

About 100-125A Transfer Switches

100-125A automatic and manual transfer switches from Cummins, Generac, Kohler and Reliance Controls. Sized for sub-panels and essential-circuit backup.