Royal Distributors, Inc (RDI)

Fax: 951-303-6632
Geo Location Marker
3930 Varsity Dr. Ann
Ann Arbor, MI 48108
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RDI is a pressure switch specialist. Some of our switch products include differential switches, solid state pressure, miniature pressure, low air pressure vacuum, medium and low pressure switches, and compact ultra-low pressure. Highest standards of quality, service, and cost are offered.

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