Chris Products PM3-45-MBALK 45 Amp Main Board Assembly RV Power Converter Replacement

The Chris Products PM3-45-MBALK is a 45-amp replacement main board assembly designed for PM3-12V LK-Series power distribution centers. This lower tray converter section converts 110V AC power to 12V DC power for charging batteries and powering 12-volt equipment in RVs, marine vessels, and automotive applications.

Key Features:

• 45-amp continuous output capacity for reliable power delivery
• 3-stage smart charging technology optimizes battery charging and maintenance
• Adjustable output voltage from 13.0V to 16.5V DC for different battery types
• Lithium battery compatible when used in fixed mode output
• Compatible with lead-acid, AGM, and LiFePO4 battery chemistries
• Direct replacement for WFCO 8900 Series MBA and other lower tray converters
• Built-in reverse polarity, overload, and thermal protection
• Temperature-controlled cooling fan for quiet operation

This main board assembly is sold separately from the complete converter unit and is designed as a replacement component for existing RV power distribution centers. The PM3-MBA series delivers clean DC power while efficiently charging batteries, making it ideal for replacing worn or outdated converter sections in recreational vehicles.