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HEAVY-DUTY AMPERAGE ELECTRICAL ARCHITECTURE FOR LONG-WHEELBASE RUNS
Establish a rock-solid, high-current power path across long-wheelbase vehicle setups with the premium Kleinn Model 6858 Extended Air Compressor Wiring Kit. Explicitly engineered to safely deliver clean power to heavy-draw automotive air systems over longer distances, this master electrical installation package features a massive length of premium 10-gauge structural copper infrastructure wiring. By minimizing voltage drops and eliminating electrical bottlenecks on long wire runs, this kit ensures your heavy-duty compressors start up immediately and run at peak performance without overheating your vehicle's factory electrical layers.
UNIVERSAL LONG-REACH HIGH-AMPERAGE POWER HARNESS
The Model 6858 is heavily curated with essential electrical baseline components to simplify your plumbing from bumper to bumper. Featuring a specialized 12V 30/40 amp 5-pin SPDT automotive relay and a dedicated pre-wired socket harness, this network safely separates your cabin controls from high-amperage current spikes under the hood. While optimally optimized as the official companion wiring array for Kleinn train horn systems, this versatile master installation kit can also be deployed in any custom 12V application where switching high-amperage auxiliary devices is required across extended frame rails.
THE VERDICT: The definitive long-reach electrical foundation for any high-output air network. The Model 6858 marries extended heavy-gauge current capabilities with a vital safety fuse and control relay, ensuring your onboard air installation remains secure, efficient, and completely fire-safe across large vehicles.
🔴 PRO TIP: Tailor your wire routing seamlessly to your chassis length. This extended 26-foot wiring bundle is custom-tailored to handle complex routes along frame rails. If your vehicle layout is more compact and does not require an extended long-reach line run, you can utilize our standard 14.75-foot power line setup by choosing Kleinn Part #6852 Wiring Kit.
PRODUCT SPECIFICATIONS
| Feature | Details |
|---|---|
| Part Number | 6858 |
| Wire Gauge Core Sizing | Heavy-Duty 10 AWG Power Line / 18 AWG Signal Line |
| Power Wire Length | 26.0 Feet Total Extended Run |
| Relay Specifications | 12-Volt DC / 30/40 Amp 5-Pin SPDT with Socket Harness |
| Circuit Protection Sizing | Inline ATC Fuseholder with 30-Amp ATC Fuse Included |
| Bonus Dash Control Switch | Model 320 (Brushed Nickel - 7/8" Face / Fits 3/4" Hole) |
| System Voltage Compatibility | Standard 12-Volt DC Automotive Electrical Loops |
| Universal Utility Applications | Long-Bed Trucks, Full-Size SUVs, Air Compressors, Train Horn Solenoids, Auxiliary Relays |
INSTALLATION LINKS
Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.
We carry 750,000+ parts, so we can probably still get it. Check the spelling, try the part number, or ask us.
Request this part Text us (833) 691-5717