TEL 262-654-3833 | Hours 8AM-5PM Central Standard Time M - F
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We design and build electrical products so you can have safer, efficient and controlled use of power. We specialize in manufacturing phase converters, double-throw and transfer switches, power factor correction capacitors, and stray voltage isolators. American Built. Ronk Solid.

Contact Toboa Energy Resources LLC for contractor pricing and lead time.

Engineering Phone – 262-654-3833

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RONK SWITCHESSwitchesPhase ConvertersPhase ConvertersMeter Socket Circuit BreakerSocket BreakersPower Factor CorrectionFactor CorrectionBLOCKER Stray Voltage IsolatorStray Voltage IsolatorOutdoor Equipment EnclosuresEnclosures

Gone Beyond Traditional

Ronk gone beyond traditional products and offers contractual manufacturing services and preventative maintenance solutions. American-made Ronk products are designed to increase efficiency, stabilize power usage, and let you walk away at night knowing that all systems are operating reliably. Count on Ronk to engineer electrical solutions for rural and suburban infrastructure. We understand that every dollar matters and that you expect robust equipment that will run for decades.

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