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Flex core current - flex-core, transformer
$450.00
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Hammond control transformer
$79.99
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The british tube - , push-pull
$100.00
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General electric core and - ,
$230.00
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Flex core current transformer - current,
$300.00
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Flex core current transformer - flex-core,
$300.00
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Solaredge split core - split-core, current
$50.00
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Transformers legacy evolution - legacy,
$108.99
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New transformer cores - new,
$600.00
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Enphase split core current - enphase,
$15.96
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General tran 9ws 5 - tran, fm-9ws-2.5
$849.95
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Transformers power core - transformers,
$34.99
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Hasbro transformers power - hasbro, transformers:
$35.00
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Core and coil transformer - ge,
$450.00
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Core and coil transformer - coil,
$150.00
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Core and coil - ge,
$90.00
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Mastermind creations mmc - mastermind,
$135.00
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Transformers power core - power,
$44.99
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Transformer audiophile 30w - transformer,
$25.24
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Fansproject warbot wb002 steel - warbot,
$135.00
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Large laminated transformer - laminated,
$49.95
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Core components - core,
$35.00
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New transformer core mag inc - core,
$95.00
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AccuEnergy
$34.99
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Split core current - ac,
$9.32
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Listed 100a split core - 100a,
$27.18
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Shelly 50a split core - ct,
$18.95
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Accuenergy acusplitct split - acusplitct,
$23.49
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Vintage core 110v 60hz - vintage, r-core
$50.00
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Core and coil transformer - core,
$90.00
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TrendPoint
$99.40
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Eaton current transformer - transformer,
$399.00
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Accu actl 0750 250 - ,
$45.00
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Lectroetch power - lectroetch,
$38.98
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Set mag metal transformer - mag,
$460.00
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3-Accuenergy
$182.30
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Transformers core class - transformers,
$35.00
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Flex core current transformer - flex-core,
$99.99
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R80 100w core transformer - r80,
$147.09
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Core and coil - core, transformer
$90.00
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Transformers legacy evolution - transformers,
$19.99
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3500v core and - and, coil
$39.95
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5000v core and - 5000v, coil
$47.95
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Leviton cda01 312 solid - ph,
$75.00
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Split core current transformer - current,
$49.99
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Transformers legacy united - legacy,
$114.99
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New transformer cores - transformer,
$35.00
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Flex core current - flex,
$39.95
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Hasbro transformers power core - transformers,
$24.99
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Vintage transco t1212 neon - transco,
$174.87
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Transformers power core - transformers,
$49.99
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Pair tube pull of - ,
$110.00
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New yuanxing ctsa016 - new,
$39.99
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New transformer cores - new,
$650.00
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Transformers united - transformers,
$130.00
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Heavy duty power transformer - heavy,
$27.67
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Hasbro transformers kingdom - hasbro,
$17.99
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Pack toroid ferrite core - 2,
$19.85
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Hasbro transformers power - power, core
$65.00
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Transformers legacy evolution - transformers,
$20.99
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Transformers legacy iguanas - transformers,
$14.99
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Transformers toys legacy - transformers,
$24.99
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50w core transformer - r-core,
$34.99
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Transformers legacy evolution - transformers,
$109.99
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Schneider electric split - schneider,
$86.00
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Transformers power core - transformers,
$44.99
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Tsm products japan finemet - products,
$599.95
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Tsm products japan - products, finemet
$599.95
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Transformers legacy evolution - transformers,
$95.00
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Hasbro transformers power core - hasbro,
$59.00
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Transformers legacy core - transformers, class
$69.99
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Sets ei33 6pin power - 6+6pin,
$25.07
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Transformers studio series - transformers,
$94.39
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Hasbro transformers legacy - transformers,
$87.78
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Transformers infernac universe - infernac,
$14.95
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New yuanxing ctsa024 - yuanxing,
$39.99
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Hasbro transformers legacy - transformers,
$15.00
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1pair uy42 ultra - uy42, power
$97.99
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Hasbro transformers legacy - hasbro,
$10.00
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Transformers toys legacy - transformers,
$24.99
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Toroid current - toroid,
$5.50
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Solid core current - solid-core, transformer
$35.00
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Quintesson pit judgement - quintesson, of
$324.99
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Core components le12100 - core,
$24.99
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Lot new cr - (2),
$22.00
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Transformers power core - transformers,
$24.99
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Srl 200 200a dent - 200a,
$50.00
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Transformers power core - transformers,
$19.00
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Transformers toys generations - transformers,
$14.99
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Transformers legacy evolution - transformers,
$17.99
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Gray ferrite toroid - mn-zn,
$105.19
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Transformers power core - transformers,
$39.99
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1pair uy30 4636nh ultra - 1pair,
$61.95
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Transformers war for - war, cybertron
$19.99
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Ultra large power - ultra,
$79.99
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Core and coil transformer - ge,
$90.00
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Looking for more transformer core?
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Browse 96 transformer core listings currently in our index. Prices range from $5.5 to $849.95, with an average of $115.17. 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 transformer core →
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Whether you are looking for a brand-new or second-hand transformer core, 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 $5.5, while premium listings can reach $849.95 — giving you a wide budget spread to work with. The average price of $115.17 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.