Technical Support
Phoenix technical support
Support center
Keep your shop running.
Track both shipments, find the exact manual for your converter, or work through a problem with the team that built it.
40,000+Converters shipped
LifetimeWarranty
1-on-1Phone support
BuiltIn Phoenix, Arizona
Your fastest route
Start here.
Choose the path that matches where you are. Your order and converter details stay together through the support flow.
01
Orders
Track my order
Check the control panel shipment and LTL freight delivery in one place.
View order status → 02Diagnostics
Troubleshoot a problem
Describe the issue and attach a photo of the wiring, breaker, capacitor, or nameplate.
Start troubleshooting → 03Your equipment
Support for my model
Find the exact specifications, diagrams, manuals, and parts for your converter.
Find my converter →From sizing to startup
Browse support topics.
Plain-language guidance for owners and electricians, organized in the order most projects happen.
Step 1
Sizing guide
Match converter horsepower and configuration to your machine and load type.
↗ Step 2Materials needed
Build a checklist for breakers, wire, conduit, disconnects, and hardware.
↗Dimensions and weights
Find footprint, mounting clearances, and shipping weight for each model.
↗Delivery
Understand split shipments, curbside freight, inspection, and tracking.
↗ Step 3Installation help
Use the correct hookup diagram and startup sequence for your configuration.
↗Manuals and diagrams
Find owner manuals, electrical drawings, and model-specific resources.
↗Troubleshooting
Work through no-start, tripping, humming, imbalance, and low-voltage issues.
↗Replacement parts
Identify capacitors, contactors, relays, switches, and other replacement components.
↗Electrical reference
Breaker and wire sizing.
Enter your electrical details to prepare the incoming breaker, single-phase feed wire, and three-phase output wire information.
Manuals and diagrams
Find your converter.
Select a product family to identify the correct specifications, diagrams, parts, and maintenance guidance.
NL SeriesStandard rotary convertersGP3NL — GP100NL→
PL SeriesPremium rotary with enhanced filteringGP3PL — GP100PL→
Transformer SeriesTransformer-coupled high-voltage systemsNLT / PLT→
AutoStartAutomatic shutdown and near-instant restartGPX Series→
DualZoneStaged idlers for reduced inrush currentNEMA 4 / IP66→
Real people. Real shops.
Still stuck? Get a technician.
Have your converter model and machine nameplate ready. Most questions are solved in one call.
Talk to a Phase Converter Engineer
📞 800-417-6568Free sizing help • Lifetime warranty • Made in USA • Mon–Fri 7AM–5PM MST