Progressive Dynamics uses different transfer-switch designs for 30- and 50-amp RV service. PD5110010Q is the 120V/30A PD5100-series switch with quick-connect wiring. PD52V is the 120/240V/50A model with screw-terminal contactors. This reference separates their wiring functions, physical features and matching product listings.
How the transfer switch supplies the RV
One transfer switch accepts two separate AC sources and selects one to feed the downstream AC distribution. It prevents the connected sources from backfeeding each other; it does not combine their available power.
Shore or utility AC
Generator or alternate AC
Progressive Dynamics PD5110010Q versus PD52V
| Model | Current | AC service | Terminal style | Manufacturer replacement reference |
|---|---|---|---|---|
| PD5110010Q (PD5100 series) | 30A | 120 VAC | Pigtail / Wago quick-connect wiring | PD5110010 and PD5110610, per manufacturer |
| PD52V (PD52 series) | 50A | 120/240 VAC | Contactor-base screw terminals; 70A neutral rating | PD52 family; confirm variant features |
PD5100 and PD52 wiring and operating differences
PD5110010Q: The 30A switch uses pigtail leads and Wago Quick Flip connections. Its replaceable control board operates a time-delayed generator transfer; the manufacturer lists the Q model as a replacement for earlier PD5110010 and PD5110610 units.
PD52V: The 50A switch uses separate hot-leg and neutral wiring, contactor-base screw terminals and an accessible factory wiring schematic inside the cover. The manufacturer lists a 70A neutral rating and a generator stabilization delay of approximately 20–45 seconds.
The standard PD52 family is not a surge protector. Progressive Dynamics makes separate PD52 variants with additional protection, so do not assume that a similar enclosure includes voltage or surge protection.
View the matching transfer-switch listings
These are the two exact model-number listings on NewRVParts, with their respective catalog photographs. Select the required AC service and wiring style rather than the housing appearance.


Original manufacturer connection drawings
Progressive Dynamics provides a PD5100 relay wiring drawing and a separate PD52 dual-leg transfer reference. The inside-cover label remains authoritative for the installed unit's terminal positions and torque specifications.
Progressive Dynamics official model directory · PD5100 original wiring diagram (PDF) · PD52 installation and wiring manual (PDF)
