Trusted for decades, Ronk phase converters deliver the right power for your equipment

Get three-phase power from your single-phase line

Explore Ronk's cost effective phase converters

Ronk Electrical Industries

We are American Built.

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, and stray voltage isolators. American Built. Ronk Solid.

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  • MSB200 L IMG 9452 closed front small

    Meter Socket Circuit Breaker - MSB200LEAABA

    200 A, Lever Bypass, 4 Jaws, Conduit KO (1) 1½ in. to 2 in. (2) 2 in. to 2½ in.

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  • Roto Con II 250

    ROTO-CON® Rotary Phase Converter Standard Type P

    ROTO-CON® rotary converter provides smooth, reliable 3-phase power from single-phase lines. Best suited for operating motors that do not operate continuously at high load levels and for non-motor loads.

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  • 600 A 4 Plus

    Series 4+ Manual Transfer Switch 200 A

    UL 1008 transfer switch 200 A

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Latest News

Notice of Price Adjustment

Effective Monday, March 15, 2021 Ronk Electrical Industries has implemented on average an 8% price increase. 

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Featured Products

Roto Con II 250

ROTO-CON® Rotary Phase Converter Standard Type P

ROTO-CON® rotary converter provides smooth, reliable 3-phase power from single-phase lines. Best suited for operating motors that do not operate continuously at high load levels and for non-motor loads.

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Add a phase3

ADD-A-PHASE® Power Converter Type SUB

Type SUB ADD-A-PHASE® static three-phase converter is designed for deep well submersible pump motors and submersible wastewater pump motors.

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Blocker

BLOCKER® Stray Voltage Isolator SVI-50 11V

Reduces stray voltage. Blocking voltage 11V

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Power Factor rotate without lights

Power Factor Correction Capacitors - PFC 2PF11

Power Factor Correction Capacitors – 11 KVAR, 240 V, No Fuse Block, UL Listed

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Featured Industries

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RONK SOLID PERFORMANCE.

Reliability and safety of electrical systems have never been more important. Ronk's American designed and assembled products are durable, efficient and last for decades.

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