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15ft black thin prong - 15ft,
$14.39
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Outlet extension cord - ft,
$29.99
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Amp black generator - 20,
$152.94
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Sjoow sj sjo - 20, 12/4
$50.75
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Amazon basics indoor - amazon, 20
$13.49
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Black ft extension - ft,
$14.46
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Duratech extension cord - duratech,
$21.99
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50 100 ft - ft, 16/3
$9.69
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Foot lengths - 10/20/50,
$41.89
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Black flat plug - 20,
$27.99
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Extension cord 3 prong - ft,
$13.49
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Extension cord outdoor - cord, 20
$29.99
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Epicord foot lengths - foot,
$10.99
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Arccaptain 30amp 20ft welder - 30amp,
$83.99
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20ft black outdoor extension - 20ft,
$61.59
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Indoor outdoor black extension - black,
$31.99
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Duratech 25ft 20ft - 50, ft/25ft/20ft/6ft/3
$21.99
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Portfolio landscape ft - portfolio,
$9.99
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Outdoor extension cord 20ft - outdoor,
$47.99
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Retractable extension - 40,
$134.99
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Indoor outdoor black - indoor,
$21.54
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Bindmaster flat plug extension - bindmaster,
$24.76
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Black ft extension - black,
$15.12
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Black extension cord - 16/3, 20
$17.08
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Extension cord outdoor - extension,
$15.99
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Black outdoor extension - 20,
$22.61
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Black extension cord - 20, ft
$32.96
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Amp extension cord - 20,
$31.99
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Black outdoor extension - 20, ft
$49.85
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Power extension cord - power, 1'
$116.35
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Maximm prong 360 - maximm, 360°
$38.99
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Awg ul flat plug - 14/3,
$65.34
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Way power extension cord - extension,
$35.99
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Indoor extension cord - indoor,
$12.99
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Extension cord gauge 3 - 16,
$18.48
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Outdoor extension cord - outdoor,
$58.99
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Vockjour 16awg 3 - vockjour, prong
$25.99
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Dewenwils 20ft outdoor 3 - 20ft,
$29.99
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Extension cord 16 3 - cord, 20
$33.99
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Gauge outdoor lighted - 12,
$93.38
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Amazon basics extension cord - amazon, 3
$30.39
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Bindmaster flat - bindmaster, ft
$50.04
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20ft heavy duty - heavy,
$29.69
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6ft black 110v - black, 13a
$6.28
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Dewenwils outdoor extension - outdoor,
$29.99
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Ft outdoor extension - 16/3,
$33.36
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Black extension cord 20 - 16/3,
$16.58
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20ft shielded pin xlr - -,
$11.89
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Black ft extension - 20,
$16.98
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Outdoor extension cord 20ft - outdoor,
$57.80
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Dewenwils outdoor extension - dewenwils,
$29.99
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Dewenwils 40ft retractable - dewenwils,
$136.99
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DuraTech
$21.99
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Extension cord 3 prong - 20,
$17.99
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Gauge black extension - 16, 20
$17.99
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Black ft extension - 16/3,
$18.69
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Dewenwils extension cord - cord, 20
$19.99
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Extension cord 3 prong - 20,
$14.37
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Extension cord 3 prong - extension, 20
$14.04
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Portfolio plug landscape - plug,
$21.24
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Dewenwils outdoor extension - outdoor,
$29.99
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Extension cord 3 prong - ft,,
$14.04
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100 ft heavy duty - ft,
$9.89
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Heyyance 52 20 ft - dl-31,,
$25.62
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Heavy duty outdoor extension - outdoor,
$28.49
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Indoor outdoor black - outdoor, extension
$22.79
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3 sjtw outdoor - sjtw,
$27.51
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Black extension cord - extension,
$35.45
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Black ft extension - 16/3,
$14.63
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Usb extension cable - 3.0,
$18.98
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Indoor outdoor black extension - outdoor,
$22.79
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20ft extension cord power - extension,
$29.99
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Black ft extension - 20,
$16.58
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12awg heavy duty - 12awg,
$31.37
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Dewenwils extension cord ft - dewenwils,
$19.99
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Dewenwils extension cord - dewenwils,
$19.99
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Amazon basics extension - extension, cord
$33.24
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Lectron tesla charger - tesla,
$149.99
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Dewenwils extension cord ft - extension,
$19.99
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20 foot black - 6/8/10/15/20,
$10.89
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Outlet extension cord - extension, 20
$28.99
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Amazon basics prong - amazon,
$17.09
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Maximm safety extension - maximm, 50
$25.99
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6ft 12awg heavy - 12awg,
$43.19
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Black extension cord 16 - 50,
$35.49
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Portfolio landscape ft - landscape, 20
$11.96
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12awg degree 15 amp - 12awg,
$46.47
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Dewenwils 20ft heavy duty 3 - 20ft,
$26.99
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Extension cord 3 - cord, ft
$14.52
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Seeklyze black 20 ft - 16/3,
$15.27
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Outdoor extension cord 4ft - cord,
$21.82
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Wire extension cord reel - wire,
$34.95
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15ft black thin extension - black,
$15.56
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Flat plug extension cord - 20,
$27.15
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Plugtul 25ft nema 20p - plugtul,
$43.99
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Black extension cord - 20,
$32.99
Buy It Now
Looking for more extension cord 20 ft black?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 extension cord 20 ft black listings currently in our index. Prices range from $6.28 to $152.94, with an average of $33.42. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about extension cord 20 ft black →
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Whether you are looking for a brand-new or second-hand extension cord 20 ft black, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $6.28, while premium listings can reach $152.94 — giving you a wide budget spread to work with. The average price of $33.42 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.