Where Is The Lithium Switch Located On The Progressive Dynamics 4000 Series PD4045KA
Updated 07/09/2026 | Published 06/25/2023 >
Question:
I have the PD4045KA Progressive Dynamics Converter. Im having trouble seeing where the switch is to switch to Lithium. This converter came with the Jayco trailer which is 11 yrs old. Does the circuit board have a different configuration than the newer ones, because I dont see the same circuits/in the same locations, and therefore cant identify the lithium switch. Can you provide a video/pics of where this actual switch is?
asked by: Paul N
Expert Reply:
The design of the Progressive Dynamics 4000 Series Mini RV Converter # PD4045KA hasn't changed much, but the key is to look for the converter section. The switch is located on the converter's circuit board and will have in white "LA" and "LI" next to it to identify whether it's in Lead Acid or Lithium charging profiles.

Joe G.
7/9/2026
Do all of these have the Lithium switch or compatibility? I have apd4045ka.
Product Page this Question was Asked From
Progressive Dynamics 4000 Series Mini RV Converter w/ Charge Wizard and AC/DC Distribution Panel
- Power Converter
- Converter and AC/DC Panel
- Manual Switch
- 12V
- 45 Amps
- AC to DC
- AGM
- Gel
- Lead Acid
- Lithium
- RV
- Multi-Stage Charge
- Progressive Dynamics
more information >
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Jf
10/9/2024
Very helpful picture showing where the switch is located. the PE documentation doesn't seem to be as specific. thx a lot!!