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Portable diesel generator

Portable Diesel Generators – Rugged, Reliable Power When You Need It Most

Our portable diesel generators are built for tough conditions, extended runtimes, and maximum fuel efficiency. Whether you need power for job sites, backup during outages, or off-grid applications, diesel generators deliver high performance and long-lasting durability — even under heavy loads.

Featuring trusted brands and advanced features like electric start, mobility kits, and quiet operation, these generators are ideal for contractors, homeowners, RV owners, and emergency prep.

Browse our Portable Diesel Generator collection to find dependable power for any situation.

    Kohler power

    Kohler GM81244-S2 Enclosure Front Panel Assembly

    $847.99
    $805.99
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    Kohler power

    Kohler 360484 Thermostat Gasket

    $167.99
    $159.99
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    Kohler power

    Kohler ED0021753060-S Air Filter

    $167.99
    $159.99
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    Kohler power

    Kohler ED0021752830-S Oil Filter

    $167.99
    $159.99
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    Kohler power

    Kohler 258405 8A 250V Fast Acting Fuse

    $167.99
    $159.99
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    Kohler power

    Kohler GM85144 PowerSync Automatic Paralleling Module

    $4,883.99
    $4,639.99
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    Kohler power

    Kohler GM86368 70A Circuit Breaker Kit for 14kW

    $337.99
    $320.99
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    Kohler power

    Kohler GM86369 100A Circuit Breaker Kit for 20kW

    $406.99
    $386.99
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    Kohler power

    Kohler GM86771 Maintenance Kit for 38kW Generators with 4.3L Engines

    $337.99
    $320.99
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    Kohler power

    Kohler RDT-CFNC-400ASE 400A 1ph-120/240V Service Rated Nema 3R Automatic Transfer Switch

    $6,444.99
    $6,122.99
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    Kohler power

    Kohler RDT-CFNC-0400A 400A 1ph-120/240V Nema 3R Automatic Transfer Switch

    $4,221.99
    $4,010.99
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    Kohler power

    Kohler KSS-AFTC-0800S 800A 3ph-120/240V Nema 3R Automatic Transfer Switch

    $16,649.99
    $15,816.99
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    Kohler power

    Kohler KSS-JFTC-0800S 800A 3ph-120/240V Nema 3R Automatic Transfer Switch

    $11,062.99
    $10,509.99
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    Kohler power

    Kohler KUS-DCTC-800WS 800A 3ph-120/208V Service Rated Nema 3R Automatic Transfer Switch

    $34,010.99
    $32,309.99
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    Kohler power

    Kohler KSS-ACTC-0800S 800A 3ph-120/208V Nema 3R Automatic Transfer Switch

    $16,649.99
    $15,816.99
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    Kohler power

    Kohler KUS-DCTC-600WS 600A 3ph-120/208V Service Rated Nema 3R Automatic Transfer Switch

    $23,249.99
    $22,086.99
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    Kohler power

    Kohler KSS-ACTC-0600S 600A 3ph-120/208V Nema 3R Automatic Transfer Switch

    $14,387.99
    $13,668.99
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    Kohler power

    Kohler KUS-DCTC-400WS 400A 3ph-120/208V Service Rated Nema 3R Automatic Transfer Switch

    $16,838.99
    $15,996.99
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    Kohler power

    Kohler KSS-ACTC-0400S 400A 3ph-120/208V Nema 3R Automatic Transfer Switch

    $10,749.99
    $10,211.99
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    Kohler power

    Kohler RXT-JMTC-0400A 400A 3ph-277/480V Nema 3R Automatic Transfer Switch

    $4,853.99
    $4,610.99
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    Kohler power

    Kohler RXT-JFTC-0400A 400A 3ph-120/240V Nema 3R Automatic Transfer Switch

    $4,461.99
    $4,238.99
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    Kohler power

    Kohler RXT-JCTC-0400A 400A 3ph-120/208V Nema 3R Automatic Transfer Switch

    $4,461.99
    $4,238.99
    Shop Now

    Kohler power

    Kohler RXT-JFNC-0400A 400A 1ph-120/240V Nema 3R Automatic Transfer Switch

    $4,198.99
    $3,988.99
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    Kohler power

    Kohler KUS-DFNC-800WS 800A 1ph-120/240V Service Rated Nema 3R Automatic Transfer Switch

    $33,516.99
    $31,840.99
    Shop Now

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