Transformers
Custom Coils
109 Iowa St, Alcester, SD 57001, United States
- Founded 1967
- ISO 9001
About Custom Coils
Custom Coils operates from Alcester, South Dakota, where it was founded in 1967. The company manufactures custom transformers, inductors, and specialty magnetic components for a global customer base. The 17,000-square-foot facility employs over 100 people and serves more than 140 active accounts, with no single account exceeding 16 percent of sales. Primary winding capabilities include complex hand winding, high-voltage layer winding, multi-spindle high-speed bobbin winding, and heavy-wire winding; the secondary area adds universal (pi) winding and toroid winding. Production test equipment comprises inductance analyzers, hipot testers, automated testers, and micro-ohm meters. The product range spans high-voltage, switchmode, flyback, trigger pulse, step-up/down, power, toroidal, and surface-mount transformers, as well as air-core, ferrite, and power inductors, antennas, air coils, DC igniters, and hydrogen coils. Customers come from agriculture technology, heavy industrial, bio-medical devices, oil exploration and downhole, plasma generation, communications, aerospace and military, seismic exploration, high-tech mining, power distribution, semiconductor and electronics manufacturing, renewable energy and power generation, robotics and industrial automation, and automotive and electric vehicles. The company emphasizes personalized service: engineers build their own samples, a key manager handles customer service, and top management visits every client. Custom Coils also offers reverse engineering to replace end-of-life components, custom prototyping, assisted design, and through-hole PCB assembly for up to 15 components. All products are manufactured in the United States.
Manufacturing capabilities
Core processes
Inspection & quality
Industries served
- Agriculture Technology
- Heavy Industrial Applications
- Bio-Medical Devices
- Oil Exploration & Downhole Applications
- Plasma Generation
- Communication
- Aerospace and Military
- Seismic Exploration
- High Tech Mining
- Power Distribution
- Semiconductor & Electronics Manufacturing
- Renewable Energy & Power Generation
- Robotics & Industrial Automation
- Automotive & Electric Vehicles (EVs)
Materials
Magnet wire (10-44 AWG)
Equipment
- High RPM multi-spindle winder
- Voltech AT3600 test system
- Inductance analyzers
- Hipot testers
- Automated testers
- Micro ohm meters
Company details
- Location
- Alcester, South Dakota
- Founded
- 1967
- Certifications
- ISO 9001
Frequently asked questions
Where is Custom Coils located?
Custom Coils is located at 109 Iowa St, Alcester, SD 57001, United States.
What does Custom Coils do?
Custom Coils is listed under Transformers, and its listed capabilities and products include Complex hand winding, High-voltage layer winding, Multi-spindle high-speed bobbin winding, Heavy wire winding, Universal (pi) winding and Toroid winding.
What industries does Custom Coils serve?
Custom Coils lists Agriculture Technology, Heavy Industrial Applications, Bio-Medical Devices, Oil Exploration & Downhole Applications and Plasma Generation among the industries it serves.
What certifications does Custom Coils have?
Certifications on file for Custom Coils: ISO 9001.
When was Custom Coils founded?
Custom Coils was founded in 1967.
How do I request a quote from Custom Coils?
Use the Request a quote button on this page to send Custom Coils your requirements through FirmsLedger, or call (605) 934-2460 and visit customcoils.com.
What companies are similar to Custom Coils?
Other Transformers companies in South Dakota listed on FirmsLedger include LSE Manufacturing Inc., Esco Manufacturing Inc and T&R Electric Supply Co., Inc..