Progressive Dynamics PD4045

Questions and Answers

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Kimberly SaundersJul 27, 2025
What to do if Progressive Dynamics Control Unit has no output?
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  Melissa LoweryJul 27, 2025
  If your Progressive Dynamics Control Unit has no output, there are several potential causes. First, ensure the 120 VAC supply is properly connected. Check the AC distribution panel for correct operation. Inspect for a reverse battery connection, as blown reverse battery fuses can cause this issue; replace fuses with the same type and rating if needed. A short circuit in the RV circuits could also be the problem, so trace these for any faults. Overheating can cause a shutdown, so check the airflow and allow the unit to cool. Finally, over voltage can also trigger a shutdown; the converter will shut down if the input voltage exceeds 132 VAC, so check and correct the input voltage if necessary.
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savilaAug 6, 2025
Why Progressive Dynamics PD4045 has low output?
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  Gary SimmonsAug 6, 2025
  If your Progressive Dynamics Control Unit has low output, several factors could be responsible. The compartment may be getting too hot, so check and improve airflow to the converter. Excessive load for the converter can also cause low output; reduce load requirements or install a larger converter. Ensure the input voltage is between 105-130 VAC and correct it if it's not. Finally, bad battery cell(s) can lead to low output, so consider replacing the battery.
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Lauren GonzalezAug 16, 2025
What to do if Progressive Dynamics PD4045 Control Unit has intermittent or no output on generator?
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  anthonycummingsAug 16, 2025
  If your Progressive Dynamics Control Unit has intermittent or no output on the generator but works on shore power, it could be due to the unit shutting down because of over voltage. Adding another load to the generator might reduce the voltage spikes to an acceptable level. If the issue persists, contact the generator manufacturer for a possible defect in the generator.

Progressive Dynamics PD4045 Specifications

General

Input Voltage	120VAC
Output Voltage	13.6VDC
Output Current	45A
Reverse Polarity Protection	Yes
Overload Protection	Yes
Thermal Protection	Yes
DC Output Voltage Ranges	13.6V, 14.4V, 13.2V
Battery Charging	Absorption, Float
Protection Features	Overload, Short Circuit, Reverse Polarity, Thermal