Best Generac 6390 Generator Cord Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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Generac

Generac 6390 50 Foot 50 Amp Generator Cord | 4-Prong Cord, 50 Ft Reach, Home Standby And RV Use, Weather-Resistant, Secure Power Transfer

Secure Power Connection: The Generac 6390 50-Feet 50-Amp Generator Cord provides a safe and reliable connection between your generator and your transfer switch or power inlet box. With this cord, you can ensure a seamless transfer of power
Weather Resistant Construction: This generator cord is constructed with Thermoset weather resistant rubber, making it durable and capable of withstanding various weather conditions. It remains flexible even in extreme cold weather
Versatile and Convenient: The Generac 6390 cord features a male NEMA configuration 14-50 plug and a female CS6364 twist-lock end. This configuration allows for easy and secure connections. Compatible with generators equipped with 50-Amp outlets
Wide Compatibility: This cord is designed to work seamlessly with Generac Transfer Switches models 6294, 6295, 6376, 6377, 6378, 6379, 6382, and 6408, as well as Power Inlet Boxes models 6338, 6341, 6344, and 6344
Trusted Quality and Warranty: The Generac 6390 50-Feet 50-Amp Generator Cord is UL Listed, ensuring safety and compliance with industry standards. It is proudly made in the USA and backed by a 2-year limited warranty
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Generac

Generac 6389 25 Foot 50 Amp Generator Cord | 50-Amp Extension Cord, 4-Prong Plug, Home Backup Power, Weather-Resistant, Generac Compatible, Reliable Connection

Secure Power Transfer: Safely connect your generator to a transfer switch or power inlet box with the Generac 6389 25-foot 50-amp generator cord. Ensure a reliable and efficient power transfer during outages or when camping off-grid
Weather-Resistant and Durable: Constructed with Thermoset weather-resistant rubber, this cord withstands harsh conditions and remains flexible even in extreme cold weather. Trust in its durability to provide a long-lasting power connection
Versatile Compatibility: The cord features a male NEMA configuration 14-50 and female CS6364 twist-lock end, making it compatible with generators up to 12500-Watts. Connect it effortlessly to generators with 50-Amp outlets
Trusted Performance: Generac, a leader in power products, ensures the quality and reliability of this cord. It is UL Listed, made in the USA, and backed by a 2-year limited warranty. Power your home, camping adventures, or portable setup with confidence
Wide Compatibility: The Generac 6389 cord is designed to work seamlessly with Generac transfer switches (model numbers 6294, 6295, 6376, 6377, 6378, 6379, 6382, and 6408) and power inlet boxes (model numbers 6338, 6341, 6344, and 6344)
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H HZXVOGEN 30 Amp Generator Cord and Power Inlet Box Kit, 15FT RV Extension Cord NEMA L14-30P/L14-30R STW 6/3+10 AWG Power Cord with Pre-Drilled Generator Inlet Box Twist Lock Connect

HEAVY DUTY OUTDOOR EXTENSION CORD: Our 30 Amp generator cord is constructed with a premium STW 10/3 cable featuring 100% stranded copper conductors. Rated for 125V/250V, it delivers up to 7,500 watts at 250V (3,750 watts at 125V), providing reliable power for generators, RVs, and home backup applications
PRE-DRILLED POWER INLET BOX: The pre-drilled generator inlet box comes with multiple 1/2 inch holes in various directions, providing enough space for 6 gauge wires. No hassle drilling needed—easy installation in just 30s without additional tools. There is a clear green warning light on the flip cover, giving you instant visual confirmation that your home is safely powered
ETL LISTED FOR SAFETY: Our generator cord and power inlet box are UL & ETL certified, ensuring safe and reliable outdoor use in all weather conditions. It can power to the whole house even in harsh weather like hurricane season
SECURE TWIST LOCK SYSTEM: Our cords are equipped with a twist lock plug and connector, ensuring a steadfast connection and preventing accidental disconnection. The strain-relief structure on the plug minimizes stress on the power cord, enhancing durability
DURABLE & SAFE: Our 30 amp generator cord is made with all copper wiring to exceptional conductivity. The heavy-duty flame-retardant PVC jacket offers superior durability, water resistance, and UV protection. It can power entire house for 48h, you don't need to worry about the wires getting warm when it's fully loaded
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CircleCord 4 Prong 75 Feet 30 Amp Generator Cord and Inlet Box Kit | Heavy Duty NEMA L14-30P/L14-30R, 125/250V 7500W 10 Gauge SJTW Generator to House Power Cord, ETL Listed

ETL Listed: High quality standards. 10 gauge 4 prong SJTW 125/250V up to 7500W, NEMA L14-30P male to L14-30R female twist lock, ETL Listed
Emergency Ready: This generator extension cord with inlet box provides a safe and convenient way to connect your generator to the manual transfer switch on your house, providing the power you need in bad weathers. Also for house building
Pre Drilled: The 4 knockouts were replaced by rubber plugs which are easy to remove directly without damaging the power inlet box. Never need a special tool (such as driller/knockout punch) to drill. Easy to Open
Heavy Duty: Pure copper wiring coated with a heavy duty flame retardant, heat resistant, UV resistant PVC, provides protection from rain, wind, snow, soil, and rocks for emergency ready
Easy to Organize: Comes with a lovely storage bag and adjustable cord organizer that makes carrying and storing simple after use
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Generac

22% Off

Generac 6328 25 Foot 30 Amp Generator Cord | NEMA L14-30 Ends, 7500W Max, Home Backup Power, Transfer Switch Ready, Weather-Resistant, 25-Foot Reach

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Generac

$15 Savings

Generac 6330 10 Foot 50 Amp Generator Cord | Heavy-Duty 50 Amp Transfer Cord, Weather-Resistant Rubber, Twist-Lock Ends, Outdoor Safe, Fits Generac Generators

Seamless Power Transfer: Connect your generator to your transfer switch or power inlet box with this 10-foot 50-amp generator cord, ensuring a secure and efficient power transfer
Weather Resistant Construction: Made of durable Thermoset rubber, this cord is designed to withstand harsh weather conditions, providing flexibility and reliability even in extreme cold temperatures
Twist-Lock Ends: Equipped with a male NEMA configuration 14-50 and female CS6364 twist-lock end, this cord offers a secure and hassle-free connection for generators up to 12500-Watts
Wide Compatibility: Compatible with generators featuring 50-Amp outlets, including popular models like GP15000E, GP17500E, XG10000E, and XP10000E, making it a versatile choice for various generator setups
Reliable Warranty: Backed by a 2-year limited warranty, this Generac generator cord provides peace of mind and assurance of quality craftsmanship
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Generac

Price Below Average

Generac 6329 50-Foot 30-Amp Generator Cord with NEMA L14-30 Ends for Maximum 7,500 Watt Generators - Reliable Power Connection

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Generac

Generac 6327 10 Foot 30 Amp Generator Cord | 10-Foot 30-Amp Power Cord, NEMA L14-30 Plug, Supports Up To 7500W Generators, Transfer Switch Ready, Home Backup

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Champion Power Equipment

20% Off

Champion Power Equipment 25-Foot 30-Amp 250-Volt Generator Power Cord for Manual Transfer Switch (L14-30P to L14-30R)

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CircleCord 4 Prong 100 Feet 30 Amp Generator Extension Cord and Inlet Box | Heavy Duty NEMA L14-30P/L14-30R, 125/250V 7500W 10 Gauge SJTW Generator to House Power Cord, ETL Listed

ETL Listed: High quality standards. 10 gauge 4 prong SJTW 125/250V up to 7500W, NEMA L14-30P male to L14-30R female twist lock, ETL Listed
Emergency Ready: This generator extension cord with inlet box provides a safe and convenient way to connect your generator to the manual transfer switch on your house, providing the power you need in bad weathers. Also for house building
Pre Drilled: The 4 knockouts were replaced by rubber plugs which are easy to remove directly without damaging the power inlet box. Never need a special tool (such as driller/knockout punch) to drill. Easy to Open
Heavy Duty: Pure copper wiring coated with a heavy duty flame retardant, heat resistant, UV resistant PVC, provides protection from rain, wind, snow, soil, and rocks for emergency ready
Easy to Organize: Comes with a lovely storage bag and adjustable cord organizer that makes carrying and storing simple after use
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Our #1 Pick Today
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Generac

Generac 6390 50 Foot 50 Amp Generator Cord | 4-Prong Cord, 50 Ft Reach, Home Standby And RV Use, Weather-Resistant, Secure Power Transfer

Secure Power Connection: The Generac 6390 50-Feet 50-Amp Generator Cord provides a safe and reliable connection between your generator and your transfer switch or power inlet box. With this cord, you can ensure a seamless transfer of power
Weather Resistant Construction: This generator cord is constructed with Thermoset weather resistant rubber, making it durable and capable of withstanding various weather conditions. It remains flexible even in extreme cold weather
Versatile and Convenient: The Generac 6390 cord features a male NEMA configuration 14-50 plug and a female CS6364 twist-lock end. This configuration allows for easy and secure connections. Compatible with generators equipped with 50-Amp outlets
Wide Compatibility: This cord is designed to work seamlessly with Generac Transfer Switches models 6294, 6295, 6376, 6377, 6378, 6379, 6382, and 6408, as well as Power Inlet Boxes models 6338, 6341, 6344, and 6344
Trusted Quality and Warranty: The Generac 6390 50-Feet 50-Amp Generator Cord is UL Listed, ensuring safety and compliance with industry standards. It is proudly made in the USA and backed by a 2-year limited warranty
Details & specs
Check Price
on Amazon.com
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Generac 6390 Generator Cord deals are available from: Amazon, starting from $60.50.

The biggest discount we found is 22% on Generac 6328 25 Foot 30 Amp Generator Cord | NEMA L14-30 Ends, 7500W Max, Home Backup Power, Transfer Switch Ready, Weather-Resistant, 25-Foot Reach (6328) at Amazon.

The lowest price we found is $60.50 while the highest is $599.99. Prices for the best Generac 6390 Generator Cord deals average at $200.88.