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Solar PV Electric

SunSaver Controller

PV System Component

Morningstar's SunSaver is the world's leading small solar controller for both professional and consumer applications.

SunSaver's technology provides:
. Exceptional Reliability
. PWM Battery Charging
. Consistent High Quality

The SunSaver's advanced design delivers outstanding performance and value.

The SunSaver's low cost is made possible by Morningstar's unique approach to design and manufacturing:

Automated production
. ISO 9002 quality programs
. Latest power electronic technologies
. Latest control and logic technologies
. High volume manufacturing

The SunSaver is the most advanced small PV charge controller available today. Rated for 6.5, 10 and 20 amps (12V and 24V), the SunSaver is priced lower than competitive PV regulators. Yet, the SunSaver includes standard features and capabilities not found in any other small PV controller. 

Product Benefits:

Extremely High Reliability
. Full, continuous current ratings at 60° ambient temperatures
. Advanced lightning and transient overvoltage protection.
. Reverse polarity protection
. High quality surface-mount components
. Series switching design for improved safety and protection

Outstanding PWM Battery Charge Control
. Confirmed increase in battery capacities and operating life
. PWM Pulse charging for highest charge acceptance
. Standard temperature compensation
. Standard Sealed / Flooded battery select at the terminal
. Accuracy to millivolt levels

Highest Levels of Quality

. Approved for use in Hazardous Locations:
. Class 1, Div. 2, Groups A-D
. Built in a world class ISO 9002 certified facility.
. Automated production so every unit is exactly the same
. Parts soldered to .0006 inch accuracy
. Anodized case, marine terminals, custom potting material

Product Function: Improves battery performance

Product Features:
. Constant voltage algorithm
. Pulse width modulation
. Automatic equalization
. Digital control precision
. Temperature compensation
. Highly accurate set points
. Low voltage drops
. Sealed and flooded control parameters
 . 100% solid state
. Series design (not shunt)
. True 0 to 100% PWM duty cycle
. Setpoint accuracy to 35 mV
. Rated for 25% overloads
. Fully encapsulated in epoxy potting
. Marine rated terminals / anodized case
. Temperature compensation
. Sealed / Flooded battery select
. No need to derate
. Parallel for 40 amps or more
. Green charging / Red LVD indicators

SunSaver Versions

SS-6 SS-10 SS-20
Rated Solar Current 6.5A 10A 20A
Rated Load Current 6A 10A 20A
System Voltage 12V 12 or 24V 12 or 24V
Optional LVD* Yes Yes Yes





*LVD=Low Voltage Disconnect

Model SS6-12   - 12V/6 Amp 
Model SS6L-12  - 12V/6 Amp with LVD
Model SS10-12  - 12V/10 Amp
Model SS10L-12 - 12V/10 Amp with LVD
Model SS10L-24 - 24V/ 10 Amp with LVD
Model SS20L-12 - 12V/20 Amp with LVD
Model SS20L-24 - 24V/20 Amp with LVD

*LVD [Low Voltage Disconnect]

Product Manufacturer: MorningStar

View All PV Products

Energy Policy Act

30% Rebate

Download PDF

Data Sheet
Operation Manual
Electrical Diagram
Mech. Diagram
Bench Testing
Field Testing
CE Certification
Reliability Testing
Wiring Diagram

Learn about
other PV system components:

PV Modules
PV Inverters
PV Controllers
PV Batteries
PV Mounting
PV Hardware

Complete PV Systems

PV Starter Kit

Additional Information

PV Basics

Other PV Products

PV Lighting


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