Variable Frequency Drives & Digital Phase Converters

Service Department
& Ordering Parts

To assist you in the best way possible, please review the options below.

Experiencing Problems With A Drive Or Phase Converter

Call the Service Department

866-250-7934 - Select option “2”

Questions Or Help With Installation Or Setup

Call the Sales Department

866-250-7934 - Select option “1”

Ordering Parts

Call the Service Department

866-250-7934 - Select option “2”

Returning Equipment Or Parts & RMA’s

You must contact the Phase Technologies Service Department before returning any equipment. It is REQUIRED to have an authorized RMA number AND Service Ticket number prior to shipment.

Call the Service Department

866-250-7934 - Select option “2”

(Have your Serial/Invoice/Sales Order/Purchase Order number available for the fastest service. See below on how to find the product serial number.)

Important Note: 

All equipment returns are required to have an authorized RMA number & a Phase Technologies service ticket number. 
Any equipment or part returned without the above are subject to shipping rejection and will be returned at the owner's expense.

RMA Request Form


For a Service Ticket Number 

Please call our Service Department:  866-250-7934

Products Under Warranty

Any warranty service or repair must follow the RMA process above and also requires ad authorized RMA number

If you have warranty questions on your specific model, you can find the information in the back of each product manual or contact us directly. 

Phase Technologies
231 East Main St. North
Rapid City, SD 57701
866-250-7934 Toll-free
605-343-7934 Main
605-343-7943 Fax

Service Hours Of Operation

Monday - Friday: 8:00am - 5:00PM MST
Saturday & Sunday: Closed


Call Toll-Free

866-250-7934 - Select Option "2"

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