Sag Harbor Industries, Inc. — Founded 1946 by Charles Edison
Magnet Wire Copper Base — October 08, 2026 | $6.54/LB
Capabilities Electric Coils

Capabilities

Electric Coils

Custom electric coils manufactured to meet demanding performance and application requirements.

Bobbin Wound Coils

Bobbin wound coils are precision windings formed around a bobbin that provides dimensional stability, support, and repeatable assembly.

Bobbins coils with leads
Bobbin Coils with Terminals
Coil Bobbin Winding

Molded Coils

Molded Coils are over molded with thermoplastic or thermoset materials to form a protective structure around the winding.

Molded Coils 1
Molded Coils 2
Molded Coils 3

Self-Supported Coils

Self-supported coils are air-core coils manufactured with bondable magnet wire that forms a rigid, self-supporting structure without the need for a permanent bobbin or support.

Custom Inductor Coils
Air Core Coils
Formed Self-Supported Coils

Linear Motor Coils

Electromagnetic winding that generates the magnetic field required to produce direct linear motion.

Linear Motor Coils 1
Linear Motor Coils with Terminals
Linear Motor Coils on PCB
Leaded Linear Motor Coils

Field Coils

Field coils are electromagnets that generate a stationary magnetic field in machines such as motors and generators.

Field Coils 1
Field Coils 2
Field Coils 3

Encapsulated Coils

Coils sealed with liquid epoxy, varnish, or resin materials that seal the winding to provide moisture resistance, dielectric strength, and protection from environmental exposure.

  • Potting: Poured epoxy to seal and protect components. This can also improve thermal dissipation and dielectric strength.
  • Molding: Over molding of coil assemblies for structural integrity, environmental protection and dielectric strength.
  • Varnishing: Vacuum varnish impregnation for moisture resistance and improved dielectric strength.
Potted CoilsPotted
Poured EpoxyMolded
Varnished CoilsVarnished

Electromagnetic Coils

Electromagnetic coils are wire windings that generate a magnetic field when electrical current passes through them. All Sag Harbor coils are available custom-wound to meet specific design, performance, and application requirements.

Electromagnetic Float Coil
Electromagnetic Corrector Coils
Electromagnetic Field Coil

Create something custom

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