Morningstar 25A Prostar Charge Controller

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Morningstar 25A Prostar Charge Controller PS-25-MPPT

Name: Morningstar 25A Prostar Charge Controller PS-25-MPPT - Melanite
SKU: PS-MPPT-25

Morningstar 25A Prostar Charge Controller — 25 A MPPT regulator for 12 / 24 V off-grid systems with up to 120 V Voc and high efficiency.

Product Details

Morningstar 25A Prostar Charge Controller is designed for demanding off-grid solar applications where reliability matters. The Morningstar 25A Prostar Charge Controller supports both 12 V and 24 V battery systems and up to 120 V PV open‐circuit voltage, enabling flexible array designs. With a 25 A charge rating, the Morningstar 25A Prostar Charge Controller features advanced MPPT “TrakStar” technology to maximize energy harvest across varying sunlight conditions. The Morningstar 25A Prostar Charge Controller offers high peak efficiency of up to 98 % and includes detailed data logging, automatic PV-based lighting/load control and rugged fan-free construction. Whether for lighting, telecom, remote cabin or off-grid home, the Morningstar 25A Prostar Charge Controller delivers dependable battery charging and system control.

SKU: PS-MPPT-25 Categories: Solar Energy, Charge Controller Tag: Morningstar Charge Controller Brand: Morningstar

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Product Description

The Morningstar 25A Prostar Charge Controller is a highly capable MPPT solar charge regulator engineered for mid-sized off-grid PV systems. The Morningstar 25A Prostar Charge Controller allows up to 120 V open-circuit PV array input and supports both 12 V and 24 V battery banks, making system design simpler and more flexible. With a 25 A maximum charge current, the Morningstar 25A Prostar Charge Controller is ideal for small to medium installations up to ~700 W on a 24 V system. Equipped with TrakStar Technology™, the Morningstar 25A Prostar Charge Controller continuously tracks and captures the true maximum power point of the PV array to maximise energy yield. Built with conformally-coated electronics, corrosion-resistant terminals and a fan-free heatsink design, the Morningstar 25A Prostar Charge Controller delivers long-term, low-maintenance reliability even in harsh environments. Advanced features include detailed data logging, MODBUS communications, automatic PV-based lighting or load control, and programming support for lead-acid, lithium and NiCd battery chemistries. Whether used in remote cabins, rural electrification, lighting systems, telecom or security sites, the Morningstar 25A Prostar Charge Controller ensures efficient, flexible and trustworthy battery charging performance.

Product Specification

Model	PS-MPPT-25	PS-MPPT-25M	PS-MPPT-40	PS-MPPT-40M
Charge Rating	25 amps	25 amps	40 amps	40 amps
Max. PV Open Circuit Voltage (Voc)	120 volts	120 volts	120 volts	120 volts
Nominal Battery Voltage	12V or 24V	12V or 24V	12V or 24V	12V or 24V
Battery Chemistry Supported*	L/A, Li, NiCd, others	L/A, Li, NiCd, others	L/A, Li, NiCd, others	L/A, Li, NiCd, others
Nominal max. Operating Power** – 12 volt battery	350W @45C	350W @45C	550W @45C	550W @45C
Nominal max. Operating Power** – 24 volt battery	700W @60C	700W @60C	1100W @60C	1100W @60C
Peak efficiency	98%	98%	98%	98%
Battery Voltage Range	10-35V	10-35V	10-35V	10-35V
Voltage Accuracy	<=0.1% +/- 50mV	<=0.1% +/- 50mV	<=0.1% +/- 50mV	<=0.1% +/- 50mV
Operating Temperature Range	-40 C to +60C	-40 C to +60C	-40 C to +60C	-40 C to +60C
Warranty	5 Years	5 Years	5 Years	5 Years
Built-in meter		Yes		Yes
CE and RoHS compliant	Yes	Yes	Yes	Yes
TAA compliant	Yes	Yes	Yes	Yes
Approved for use in Hazardous Locations: Class 1, Division 2, Groups A-D	Yes	Yes	Yes	Yes
IEC 62109	Yes	Yes	Yes	Yes
ETL Listed [UL-1741 and Canadian CSA C22.2 No.107.1.01]	Yes	Yes	Yes	Yes
FCC Class B Part 15 Compliant	Yes	Yes	Yes	Yes
Manufactured in a Certified ISO 9001 Facility	Yes	Yes	Yes	Yes