INDUSTRY > TRAFFIC CONTROL

Traffic control systems magnetics engineered for 24/7 reliability in critical public safety infrastructure.

Traffic signals, controllers, and intelligent transportation systems require transformers that never fail. Pacific Transformer engineers custom magnetic components built for the round-the-clock demands of public safety infrastructure.

Dependable Power for Traffic Management Systems

Pacific Transformer has supplied custom magnetic components to traffic control manufacturers for over four decades. From signal controllers and LED traffic lights to highway message signs and intersection detection systems, our transformers are engineered for the continuous, mission-critical operation that public safety infrastructure demands.

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Whether you need isolation transformers for signal controllers, step-down transformers for LED signal arrays, or custom magnetics for intelligent transportation systems, Pacific Transformer delivers reliable solutions with the industry's fastest turnaround times. Our engineers collaborate directly with your design team at no cost to develop components optimized for your specific traffic control application.

Experience in Traffic Control

Pacific Transformer brings decades of proven experience to the traffic control industry, delivering custom magnetic solutions that meet the stringent reliability, environmental, and safety standards required for public roadway infrastructure operating around the clock.

45+

Years of Magnetic Design Experience

1 to 10,000

No Minimum Orders

Customer Rejections

24hr

Quote Turnaround Time

FREQUENTLY ASKED QUESTIONS

Traffic Control Transformer FAQs

Traffic control systems rely on several types of transformers including isolation transformers, step-down transformers, and toroidal transformers. Pacific Transformer designs and manufactures custom magnetics for signal controllers, conflict monitors, LED traffic signals, pedestrian countdown timers, highway advisory signs, and vehicle detection systems — all built for continuous 24/7 outdoor operation.

Our traffic control transformers are designed to operate reliably across a wide temperature range, from -40°C to +130°C. Every component undergoes environmental testing in our WMTC-384 certified test chambers to verify performance under thermal cycling, humidity, and the harsh conditions found in roadside traffic cabinets and signal housings.

Pacific Transformer is a UL, CSA, and ETL recognized manufacturer with ISO 9000:2008 certification. Our traffic control transformers can be built to meet NEMA TS-2, Caltrans, ITE, and MUTCD standards. We also maintain IPC and J-STD certifications for assembly quality, ensuring our components meet the reliability demands of critical transportation infrastructure.

Yes. As traffic systems evolve with connected vehicle technology, adaptive signal timing, and smart city infrastructure, the demand for specialized magnetic components grows. Pacific Transformer designs custom transformers, inductors, and power magnetics for ITS controllers, communication modules, and sensor systems. Our no-cost engineering service ensures each design is optimized for your specific intelligent transportation application.

Pacific Transformer offers the industry's fastest turnaround times. Prototype and first-article transformers are typically delivered within 2-3 weeks, with production quantities following on schedules aligned to your deployment timeline. Rush services are available for emergency signal replacements and time-critical infrastructure projects.

Absolutely. LED traffic signals are rapidly replacing incandescent fixtures across municipalities nationwide, and Pacific Transformer provides the step-down transformers and driver magnetics these systems require. We design custom components for 12-inch and 8-inch LED signal modules, pedestrian signals, and flashing beacons — all optimized for energy efficiency and long service life.

Reliability is paramount in traffic control. Our transformers are built with premium core materials and conservative design margins to ensure continuous operation without degradation. We design for minimal heat generation, which extends component life in sealed traffic cabinets. Combined with our rigorous quality testing — including thermal cycling, vibration, and humidity exposure — our transformers help ensure your traffic signals and controllers operate without interruption.

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