Custom Coils

Sigma Electronics specializes in custom coil solutions for a variety of applications, including solenoid, antenna, sensing, magnetometer, air core, self-supporting, and casing collar locator coils.

These custom coils are designed to meet specific performance requirements, ensuring high efficiency and reliability in demanding environments. With expertise in creating custom coil designs, Sigma offers solutions for industries ranging from downhole tools to defense applications, delivering precision-engineered coils that support advanced sensing and electromagnetic functions.

Temperature rating up to 300ºC
Wet winding capabilities
Extremely high-temp ceramic coated wire winding capabilities

High pressure, shock and vibration
Applications: Casing Collar Locator Coils (CCL’s), Solenoid Coils, Antenna Coils, Free-Standing Coils, Magnetometer, Sensing Coils

200 LB Self-Supporting Coil Terminated to Box Mounting Receptacle and Epoxy Coated

200 LB Self-Supporting Coil Terminated to Box Mounting Receptacle and Epoxy Coated

Solenoid Coil terminated to Pin Receptacles and Potted

Solenoid Coil terminated to Pin Receptacles and Potted

Multi Section Bobbin Coil with Turret Terminals

Multi Section Bobbin Coil with Turret Terminals

High Temp Solenoid Cable

High Temp Solenoid Cable

Casing Collar Locator Coil terminated to Soft Leads & Ground Springs Aattached

Casing Collar Locator Coil terminated to Soft Leads & Ground Springs Aattached

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High Temperature Custom Coil

High Temperature Custom Coil

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Fast Track Engineering Samples

Would you like access to our fast-track engineering samples? We provide a standard quote and can deliver most samples in 2-3 weeks. Get a sample of a transformer, inductor or wire-wound cable or a complete subassembly.

Get Access. Get Samples.