Introduction
The Morningstar ProStar MPPT™ PS-MPPT-25M is a reliable solar charge controller designed for off-grid photovoltaic (PV) systems. Featuring advanced TrakStar Technology™, it provides efficient maximum power point tracking (MPPT) charging for systems up to 1100 watts.
General Description
The ProStar MPPT™ is a mid-range solar charge controller engineered to maximize energy harvest from solar panels while providing dependable battery charging. It supports Lead-Acid, Lithium, NiCd, and other battery chemistries. Lithium, NiCd, and other non-standard battery types require custom settings programming. The controller combines proven Morningstar technology with continuous product improvements for dependable off-grid solar applications.
Advanced MPPT Technology
Uses Morningstar’s TrakStar Technology™ to continuously track the solar array’s maximum power point and optimize energy transfer to the battery.
Up to 1100W Solar Capacity
Designed to support photovoltaic systems up to 1100 watts, making it suitable for a wide range of off-grid solar applications.
Multiple Battery Chemistries
Compatible with Lead-Acid, Lithium, NiCd, and other battery chemistries, with custom programming available for Lithium, NiCd, and other specialized battery types.




