Wire Harnesses
Genuine Wire Harnesses for Diesel Engines by Onan, Cummins & Fleetguard
Upgrade your diesel engine's electrical system with our premium wire harnesses, designed specifically for Onan, Cummins, and Fleetguard power engines. Our genuine wire harnesses ensure seamless connectivity and durability, critical for maintaining engine efficiency and safety.
Wire Harnesses & Electrical Wiring Solutions for Reliable Power Engines
Our catalog features expertly crafted wiring harnesses, complete wire assemblies, and connector kits that meet rigorous OEM standards. Whether you need replacement parts or upgrades, our wire harnesses guarantee robust performance under demanding conditions.
- OEM Quality: Authentic parts engineered to fit perfectly with Onan, Cummins, and Fleetguard diesel engines.
- Durability: Resistant to heat, vibration, and corrosion for long-lasting service life.
- Enhanced Engine Performance: Ensures optimal electrical flow, reducing downtime and maintenance costs.
Why Choose Our Wire Harnesses? We provide genuine, brand-specific wire harnesses that combine expert craftsmanship with reliable performance, ensuring your diesel engines operate efficiently and safely every time.
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ONAN 3384089 HARNESS AC SENSING EXT Original ONAN/CUMMINS OEM part
ONAN
$221.23$202.09Power your confidence with precision-engineered components designed for lasting durability. Reliable AC sensing extension harness ensures accurate electrical monitoring for your generator...$221.23$202.09 -
ONAN 3382533 FUEL PUMP OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$75.72$69.17Engineered for enduring power delivery and uncompromised precision Optimizes fuel flow for enhanced generator efficiency Guaranteed genuine OEM ONAN component for seamless compatibility ONAN...$75.72$69.17 -
ONAN 3383916 OUTDOOR POWER EQUIPMENT ADAPTER HARNESS GROUND FAULT Original ONAN/CUMMINS OEM part
ONAN
$143.20$130.82Cummins OUTDOOR POWER EQUIPMENT ADAPTER HARNESS GROUND FAULT 338-3916 Enhance your outdoor equipment with the Cummins 338-3916 Adapter Harness Ground Fault. Our store offers genuine replacement...$143.20$130.82 -
ONAN 338357701 BATTERY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$91.63$83.70Engineered to connect your power with precision and dependability Durable construction designed to endure harsh environments Essential for maintaining optimal battery performance and system...$91.63$83.70 -
ONAN 3385026 PCC3300 INTERFACE HARNES Original ONAN/CUMMINS OEM part
ONAN
$346.05$316.12Cummins PCC3300 INTERFACE HARNES 338-5026 Discover the authenticity and quality of the Cummins PCC3300 INTERFACE HARNES with SKU 338-5026, exclusively available at our online store. Ensure precise...$346.05$316.12 -
ONAN 338392310 WATER HEATER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$141.53$129.29Cummins WATER HEATER HARNESS 338-3923-10 Ensure the efficient functionality of your water heater with the original WATER HEATER HARNESS (SKU: 338-3923-10) from Cummins. Our store offers top-quality...$141.53$129.29 -
ONAN 3382040 PRINTED CIRCUIT BOARD #1 HARNESS Original ONAN/CUMMINS OEM part
ONAN
$94.80$86.60Cummins PRINTED CIRCUIT BOARD #1 HARNESS 338-2040 Our store proudly offers the original Cummins PRINTED CIRCUIT BOARD #1 HARNESS with SKU 338-2040, ensuring top-notch quality and compatibility for...$94.80$86.60 -
ONAN 338392306 WATER HEATER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$146.43$133.76Cummins WATER HEATER HARNESS 338-3923-06 Discover top-notch quality with the Cummins WATER HEATER HARNESS (SKU: 338-3923-06) available in our store. Crafted for efficiency and durability, this...$146.43$133.76 -
ONAN 3383706 OUTPUT AC HARNESS ONAN Genuine OEM Part
ONAN
$129.48$118.28ONAN 338-3706 OUTPUT AC HARNESS is a high-quality, durable electrical harness made from premium materials and supplied as a genuine OEM component. This harness facilitates reliable AC output...$129.48$118.28 -
ONAN 338333505 WATER HEATER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$59.54$54.39Cummins WATER HEATER HARNESS 338-3335-05 Find the authentic Cummins WATER HEATER HARNESS with the SKU 338-3335-05 at our store. Crafted with quality materials, this replacement part ensures reliable...$59.54$54.39 -
ONAN 3382108 TEXT LOPKO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$96.02$87.71Cummins TEXT LOPKO HARNESS 338-2108 Find the original Cummins TEXT LOPKO HARNESS with SKU 338-2108 at our store, the ultimate destination for top-quality replacement parts. Our commitment to...$96.02$87.71 -
ONAN 3385138 GAUGE JUMPER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$181.55$165.85Precision-engineered wiring for flawless gauge communication Durable construction designed to withstand harsh generator environments Certified OEM component from ONAN ensuring perfect fit and...$181.55$165.85 -
ONAN 3384860 BATTERY CHARGER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$167.26$152.79Precision engineered for dependable power delivery Ensures safe and efficient battery charging under all operating conditions Durable design withstands demanding environments and long-term...$167.26$152.79 -
ONAN 3382041 PRINTED CIRCUIT BOARD #3 HARNESS Original ONAN/CUMMINS OEM part
ONAN
$89.57$81.82Cummins PRINTED CIRCUIT BOARD #3 HARNESS 338-2041 Find the genuine Cummins PRINTED CIRCUIT BOARD #3 HARNESS with SKU 338-2041 at our online store. Trust in our quality original replacement parts to...$89.57$81.82 -
ONAN 3384871 LOAD SHED HARNESS Original ONAN/CUMMINS OEM part
ONAN
$160.82$146.91Cummins LOAD SHED HARNESS 338-4871 Find the top-quality Cummins LOAD SHED HARNESS with SKU 338-4871 at our store. Made by Cummins, this original replacement part ensures optimal performance for your...$160.82$146.91 -
ONAN 3383682 AC AUXILIARY OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$98.56$90.04Designed to deliver seamless power connectivity for your outdoor equipment Engineered for rugged durability and long-lasting performance under demanding conditions Precision manufactured as a...$98.56$90.04 -
ONAN 3384666 AC VOLTAGE SENSING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$36.38$33.24Precision engineered for seamless power monitoring Durable construction ensures long-lasting dependability Fully compatible OEM component from ONAN, guaranteeing optimal fit and function ONAN...$36.38$33.24 -
ONAN 5411287 HARNESS KIT Original ONAN/CUMMINS OEM part
ONAN
$163.44$149.30Engineered for precision and lasting power delivery Enables flawless electrical connectivity essential for ONAN generator operation Designed for optimal durability under demanding conditions 100%...$163.44$149.30 -
ONAN A026F979 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$105.42$96.30Cummins WIRING HARNESS A026F979 Find the authentic Cummins WIRING HARNESS with SKU A026F979 at our store. Crafted for precision and durability, this replacement part ensures optimal performance for...$105.42$96.30 -
ONAN 3382140 SIGNAL OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$244.38$223.24Cummins SIGNAL OUTDOOR POWER EQUIPMENT HARNESS 338-2140 The Cummins SIGNAL OUTDOOR POWER EQUIPMENT HARNESS (SKU: 338-2140) is an essential part for your outdoor equipment. Finding original...$244.38$223.24 -
ONAN C1300121 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$102.48$93.62Cummins WIRING HARNESS C130-0121 Shop with confidence for the original "WIRING HARNESS" (SKU: C130-0121) from Cummins, the trusted brand for outdoor equipment replacement parts. Our store ensures...$102.48$93.62 -
ONAN 3383515 REMOTE PANEL OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$297.04$271.34Cummins REMOTE PANEL OUTDOOR POWER EQUIPMENT HARNESS 338-3515 Our store offers the original "REMOTE PANEL OUTDOOR POWER EQUIPMENT HARNESS" with SKU "338-3515" from the renowned brand Cummins. With...$297.04$271.34 -
ONAN 3384186 PERMANENT MAGNET GENERATOR AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$197.39$180.32Cummins PERMANENT MAGNET GENERATOR AC HARNESS 338-4186 Discover the ideal solution for your outdoor equipment with the Cummins PERMANENT MAGNET GENERATOR AC HARNESS (SKU: 338-4186). Trust in our...$197.39$180.32 -
ONAN 3382223 BATTERY CHARGE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$135.85$124.10Engineered for seamless energy flow – reliability that powers your peace of mind Precision-crafted to maintain optimal battery charging efficiency Durable design ensures enduring performance in...$135.85$124.10 -
ONAN 3383990 REMOTE PANEL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$97.98$89.51Cummins REMOTE PANEL HARNESS 338-3990 Find the original Cummins REMOTE PANEL HARNESS with SKU 338-3990 at our store. With a commitment to quality, we offer this authentic replacement part at the...$97.98$89.51 -
ONAN 338400610 PLUG HARNESS ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$23.39$21.37Cummins PLUG HARNESS ASSEMBLY 338-4006-10 Find top-quality PLUG HARNESS ASSEMBLY (SKU: 338-4006-10) by Cummins at our store. We take pride in ensuring that customers receive genuine replacement...$23.39$21.37 -
ONAN 3382139 TRANSITION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$161.15$147.21Cummins TRANSITION HARNESS 338-2139 Upgrade your lawn mower with the original Cummins TRANSITION HARNESS (SKU: 338-2139). Engineered with precision, this harness ensures seamless communication...$161.15$147.21 -
ONAN 3384747 HMI TO MCM3320 HARNESS Original ONAN/CUMMINS OEM part
ONAN
$162.33$148.29Engineered for Excellence: Precision-crafted to maintain seamless communication between HMI and MCM3320 modules. Durability That Lasts: Built to endure demanding operational environments ensuring...$162.33$148.29 -
ONAN 338400611 PLUG HARNESS ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$24.60$22.48Cummins PLUG HARNESS ASSEMBLY 338-4006-11 Crafted to meet the highest standards, the Cummins PLUG HARNESS ASSEMBLY (SKU: 338-4006-11) is an essential part for your outdoor equipment maintenance. Our...$24.60$22.48 -
ONAN 3382928 LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$94.60$86.42Cummins LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS 338-2928 Upgrade your outdoor power equipment with the genuine LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS by Cummins (SKU: 338-2928). Our...$94.60$86.42 -
ONAN 3382010 LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$121.35$110.85Cummins LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS 338-2010 When it comes to needing a reliable LOWER COOLANT OUTDOOR POWER EQUIPMENT HARNESS like the Cummins 338-2010, our store is your best...$121.35$110.85 -
ONAN 3382219 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$159.70$145.89Precision engineered to power your generator's heart with reliability and durability. Ensures seamless electrical connections for optimal system efficiency. Crafted specifically as an authentic ONAN...$159.70$145.89 -
ONAN 3383815 AC OUTPUT OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$72.16$65.92Power precision engineered: Connecting your generator to seamless energy delivery. Durable design for demanding environments ensuring long-lasting reliability. Supports consistent AC output...$72.16$65.92 -
ONAN 3385315 HARNESS Original ONAN/CUMMINS OEM part
ONAN
$141.26$129.04Engineered to power your peace of mind with uncompromising OEM quality Durable harness design ensures consistent electrical connectivity even under demanding operating conditions Precision fit...$141.26$129.04 -
ONAN 338400608 PLUG HARNESS ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$65.47$59.81Cummins PLUG HARNESS ASSEMBLY 338-4006-08 Discover top-quality original PLUG HARNESS ASSEMBLY with SKU 338-4006-08 from the renowned brand Cummins in our store. Engineered with precision and...$65.47$59.81 -
ONAN 3384284 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$130.90$119.58Engineered Precision for Dependable Power Ensures flawless connection and signal transmission within your ONAN generator system Designed to deliver consistent durability even in demanding...$130.90$119.58 -
ONAN 3384967 HARNESS CONTROL HMI211 POWER Original ONAN/CUMMINS OEM part
ONAN
$164.14$149.94Precision in every connection, reliability in every run Robust control harness engineered for peak power management Designed to optimize your generator's performance and safety Genuine OEM component...$164.14$149.94 -
ONAN 3385211 ALARM HARNESS Original ONAN/CUMMINS OEM part
ONAN
$55.04$50.28Power your peace of mind with trusted ONAN precision. Designed for flawless alarm system communication, ensuring prompt alerts to protect your generator. Durable construction resists wear and...$55.04$50.28 -
ONAN 3384526 BATTERY CHARGER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$129.20$118.03Powering reliability at every connection Engineered for secure and efficient battery charging integration Designed for seamless compatibility and long-lasting performance 100% Genuine OEM ONAN...$129.20$118.03 -
ONAN 3383844 OUTPUT AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$73.89$67.50Cummins OUTPUT AC HARNESS 338-3844 Upgrade your outdoor equipment with the high-quality Output AC Harness by Cummins, SKU 338-3844, available at our online store. Trust in the originality and...$73.89$67.50