Engineered Magnetic Components for Global OEM Applications

For over 75 years, Triad Magnetics has led the industry in design engineering, rapid prototyping, and advanced manufacturing of high-reliability magnetic components. Operating from ISO 9001:2015 certified facilities in the United States and the Philippines, we partner with leading procurement managers and electrical design engineers to supply off-the-shelf and fully custom magnetics.

Every product line is designed to strictly meet international safety and performance standards including UL, CSA, IEC 60601-1, RoHS, and REACH compliance. Whether your application requires high-frequency isolation, precise current measurement, or robust industrial power transformation, Triad Magnetics delivers guaranteed efficiency and structural durability.

Comprehensive Product Lines

Custom Magnetics — Engineered Transformers and Inductors

Custom Magnetics

Tailor-made transformers, inductors, and high-frequency coils custom-engineered to meet demanding electrical parameters, tight dimensional constraints, and extreme thermal conditions.

Key Capability: Rapid custom prototyping, 3D CAD modeling, custom bobbin/core toolings, and full agency compliance assistance.
Power Transformers — Standard and Class 2 Transformers

Power Transformers

High-efficiency linear and switch-mode power transformers available in PC mount, chassis mount, toroidal, and UL Class-2 designs for commercial and industrial control power.

Power Range: 1.1 VA to 1,500 VA ratings; dual 115V/230V primary configurations with 4000V dielectric strength isolation.
Current Sense Transformers — Precision Current Monitoring

Current Sense Transformers

High-precision current sensing components optimized for energy metering, overload protection, feedback monitoring, and digital power management in AC supply systems.

Frequency Spectrum: 20 Hz to 200 kHz+ bandwidth capabilities; sensing currents up to 30 Amps continuous peak.
Wall Plug-In Transformers — External AC/DC Power Adapters

Wall Plug-In Transformers

Compact, high-durability external power supplies offering AC/AC and AC/DC regulated outputs. Fully approved for Energy Efficiency Level VI global operational mandates.

Compliance: Level VI Efficiency, UL/cUL listed, FCC Class B EMI certified for consumer and commercial electronic applications.
Power Supplies and LED Drivers — Regulated DC Power Modules

Power Supplies & LED Drivers

Enclosed switch-mode power supplies and constant-current LED drivers designed for harsh industrial environments, automation racks, architectural lighting, and commercial systems.

Output Stability: Low-ripple DC voltage outputs, integrated short-circuit, over-voltage, and thermal protection circuits.
Audio Transformers — Low Distortion Signal Matching

Audio Transformers

Ultra-low distortion signal transformers engineered for studio recording, broadcast consoles, telecommunication isolation, line matching, and tube amplifier output coupling.

Frequency Response: Ultra-wide 20 Hz to 20 kHz ±0.5 dB response; high mu-metal shielding for maximum noise suppression.
Inductors and Chokes — EMI Filtering and Power Storage

Inductors & Chokes

Comprehensive line of power inductors, differential chokes, and common mode chokes designed for superior EMI noise attenuation and DC ripple suppression.

Topology Options: Toroidal, surface mount (SMD), and thru-hole configurations including innovative dual-function common mode chokes.
High Frequency Magnetics — SMPS Transformers and Planar Coils

High Frequency Magnetics

Advanced flyback, push-pull, and gate drive transformers optimized for high-frequency switch-mode power conversion (SMPS) and solar inverter topologies.

Operating Frequencies: 20 kHz to 500 kHz+ operational ratings utilizing high-grade ferrite core geometries for minimum core losses.
Engineering Sample Kits — Prototype Evaluation Assortments

Engineering Kits & Custom Solutions

Curated design evaluation kits providing engineers with immediate hands-on access to assorted inductors and transformers for rapid circuit prototyping and benchmarking.

Value Add: Pre-sorted laboratory evaluation assortments complete with detailed electrical datasheet reference charts.

Why Global OEM Procurement Teams Trust Triad Magnetics

With over seven decades of continuous magnetic innovation, our engineering teams provide uncompromising manufacturing reliability, scalable global production, and rigorous quality control.

ISO 9001:2015 Certified

Strict quality control standard operating procedures monitored across dual manufacturing facilities in the USA and the Philippines.

100% Electrical Testing

Every single magnetic component undergoes automated testing for inductance, turn ratio, Hi-Pot isolation, and DC resistance prior to shipment.

UL Insulation Systems

Pre-approved Class B (130°C), Class F (155°C), and Class H (180°C) insulation systems accelerate agency certification timelines.

Global Supply Logistics

Flexible stocking programs, JIT delivery logistics, and an extensive worldwide distributor network to prevent line-down events.

Need Custom Specifications or Engineering Assistance?

Our dedicated application engineers are ready to assist with custom core selection, thermal calculation, circuit design optimization, and rapid prototype requests. Contact our technical team today to discuss your OEM requirements.

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