Morningstar ProStar PS-15M 15A PWM Charge Controller with Display GEN 3


Contact us for lead time

Estimate Shipping
Item code Brand name Model number Amps
MORPROSTAR-15M Morningstar Corp PS-15M 15A

Morningstar Corporation Morningstar ProStar 15M PWM Charge Controller GEN 3

Morningstar Corporation
ProStar PWM Charge Controller
12/24V, 15A with Display

Morningstar’s ProStar is the world’s leading mid-range solar controller for both professional and consumer applications. This second generation ProStar adds new features and protections using highly advanced technology. These improvements provide longer battery life and improved system performance. The ProStar line of controllers set new standards for reliability and self-diagnostics.

The new ProStar is available in 15 or 30 amps, 12/24 or 48 volt, and negative or positive ground. The controller may be paralleled for a solar input rating of up to 300 amps. An optional meter provides an extensive display of self-testing and system status.


  • PWM series battery charging (not shunt)
  • 3-position battery select: gel, sealed or flooded
  • Very accurate control and measurement
  • Jumper to eliminate telecom noise
  • Tropicalization: conformal coating, stainless steel fasteners & anodized aluminum heat sink
  • Current compensated low voltage disconnect (LVD)
  • LED’s indicate battery status and faults
  • Capable of 25% overloads
  • 5 Year Warranty

Electronic Protections:

  • Short-circuit — solar and load
  • Overload — solar and load
  • Reverse polarity
  • Reverse current at night
  • High voltage disconnect
  • High temperature disconnect
  • Lightning and transient surge protection
  • Loads protected from voltage spikes
  • Automatic recovery with all protections

New GEN 3 improvements (vs. Gen 2):

  • RJ-11 MeterBus Port
  • Data Logging up to 265 days
  • Lighting Control
  • Adjustable Load Control
  • 7 Standard Charge Settings (vs. 3 on Gen2)
  • Custom Settings
  • Firmware Updates
  • Protective Terminal Cover
  • Eliminate PWM Noise in One Step
  • Multi-Lingual Graphical Meter Option
  • Compliant with IEC 62109

ProStar Model Specifications

* Clicking on the model number will take you to that item's product page
Model PS-15 PS-15M PS-30 PS-30M
Description ProStar-15 Amp
(12/24 Volt)
ProStar-15 Amp with Meter
(12/24 Volt)
ProStar-30 Amp
(12/24 Volt)
ProStar-30 Amp with Meter
(12/24 Volt)
Rated Solar Current 15 Amps 15 Amps 30 Amps 30 Amps
Rated Load Current 15 Amps 15 Amps 30 Amps 30 Amps
System Voltage 12 / 24 Volts 12 / 24 Volts 12 / 24 Volts 12 / 24 Volts
Mechanical Specifications
Weight: 12oz (0.34 kg)
Wire Size: #6 AWG (16 mm²)

ProStar controller part numbers that end with an 'M' feature the optional digital meter display (PS-15M, PS-30M).

Digital meter

  • Highly accurate voltage and current display
  • Low self-consumption (1 mA)
  • Includes manual disconnect button
  • Displays 5 different protection functions and disconnect conditions
  • Self-diagnostics (self-test) provides a comprehensive test of the ProStar —
    • Displays 9 different controller status parameters, including temperature
    • Displays detected faults

Optimized Battery Charging:

The ProStar has 4 stages of charging to provide increased battery capacity and life.

  Morningstar Corporation
Click here for BBB Business Review ASE NESEA Member
Paypal Visa MasterCard Amex Discover
McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams