Transformer Components

Electromagnetic passive electrical devices that convert current and voltage from one value to another

Electrical transformers are essential for managing voltage and current in everything from power supplies to signal isolation. Whether you're building power converters, audio equipment, or RF systems, finding the right transformer components is critical to performance. Octopart brings clarity to sourcing by showing real-time pricing, specs, and stock across trusted suppliers. Filter by numerous characteristics to match your design needs. No guesswork, no dead ends—just accurate data and a clean way to compare. Explore our full selection of passive components for transformers and get what you need without slowing down your workflow.

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Manufacturers

Sumida
Results: 23
Sumida
ESMIT-4180/A
$ 0.936
Pulse Transformer 1: 1 3750Vrms 0.25Ohm Prim. DCR 0.25Ohm Sec. DCR 4 Terminal Gull Wing SMD
CAD Models
Sumida
C8100
$ 1.212
VOIP FLYBACK XFORMER / Flyback Converters For SMPS Transformer Isolation Surface Mount
Manufacturer Page
Sumida
ESMIT-4164
$ 1.200
Modem Transformer 1: 1.67 250mOhm Prim. 325mOhm Sec. DCR 4-Pin SMD
Manufacturer Page
DC to DC Converter Transformer 0.1uH 500kHz 2W 8-Pin Surface Mount
Manufacturer Page
CAD Models
Modem Isolation Transformers / Couplers
Manufacturer Page
DistributorSKUMinPkgBulk PricingUpdated
QuestMIT-1150
1d
Compliant SMD/SMT
Pulse Xfmr 2: 1 420UH
Manufacturer Page
Xdsl Pots Splitter< SMD Type Ceeh Series>
Telecom Transformer 110Ohm Prim. DCR 128Ohm Sec. DCR 2.65dB Through Hole
Manufacturer Page
Pulse Xfmr 2.5: 1 420UH
Manufacturer Page