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Morningstar SunSaver SS-20L-12V PWM Charge Controller

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  • SS-20L-12V
  • SunSaver SS-20L-12V
Morningstar Corporation
MSRP: $195.75
$120.50 (You save $75.25)
SKU: ALG-020-01239
Condition: New
Weight: 0.50 LBS
Shipping: Calculated at checkout

 Product Description

Morningstar SunSaver 20A PWM Charge Controller - SS-20L-12V

Morningstar, SunSaver, PWM Charge Controller, 20A, 12VDC, #10 AWG, LVD, LED Indicators, SS-20L-12V

Morningstar’s SunSaver SS-20L-12V is the world’s leading small solar controller for both professional and consumer applications including standard features and capabilities not found in any other small PV controller. SunSaver's technology provides: exceptional reliability, PWM battery charging and consistant high quality. Morninstar's SunSaver solar charge controller series is approved for use in hazardous locations, is tested and certified, and manufactured with Morningstar's exceptional 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 their charge controllers: automatic production, ISO 9002 quality programs, latest power electronic technologies, latest control and logic technologies & high volume manufacturing.

*All of the SunSaver L series solar charge controllers come equipt with Low Voltage Disconnect (LVD)


  • Multiple Versions Available - Eight versions available (12 and 24 volts, 6, 10 and 20 amps). Green charging / red LVD indicators. Sealed / Flooded battery select. Temperature compensation.
  • Powerful PWM Technology - Series design (not shunt). True 0 to 100% PWM duty cycle. Setpoint accuracy to 35 mV. No need to derate. Parallel for 40 amps or more.
  • Safety & Certifications 100% solid stateRated for 25% overloadsFully encapsulated in epoxy pottingMarine rated terminals / anodized caseApproved for use in hazardous locations - Class 1, Division 2, Groups A, B, C, D. ISO 9002 quality programs.


General Information  
Manufacturer: Morningstar
Product Line:
Model ID:
Certifications and Safety Ratings: ce.gif ul.jpg


Mechanical Data
Technology: Pulse Width Modulation (PWM)
6.00 x 2.18 x 1.32 inches (SS-20L-12V Dimensions)
Weight: 0.50 lbs
Casing: Anodized Aluminum (Black)
Display: LED Indicator Lights
Battery Select:
Sealed / Flooded
Wire Size: #10 AWG (5.2 mm²)
Encapsulation: Epoxy Encapsulated
Terminals: Marine Rated


Electrical Data
System Voltage: 12 Volts
Rated Solar Input: 20 Amps
Rated Load:
20 Amps
Regulation Voltage:
Sealed: 14.10V, Flooded: 14.40 Volts
Self-Consumption: 6-10 Milliamps
Operating Temperature: -40°C to +85°C
Load Disconnect:
11.50 Volts
LVD Reconnect:
12.60 Volts
Current Overload:
25% - 5 Minutes


Document Type
logo-adobe-pdf-2.jpgMorningstar SunSaver SS-20L-12V Specifications Specifications
logo-adobe-pdf-2.jpgMorningstar SunSaver SS-20L-12V Manual Users Manual
logo-adobe-pdf-2.jpgMorningstar SunSaver SS-20L-12V Electrical Diagram
Electrical Diagram
logo-adobe-pdf-2.jpgMorningstar TrackStar Technology
Technology Overview
logo-adobe-pdf-2.jpgMorningstar SunSaver SS-20L-12V Testing Instructions
Testing Instructions
Warranty 5 Year Material & Workmanship Warranty
logo-adobe-pdf-2.jpgMorningstar SunSaver SS-20L-12V Warranty Warranty


Terms & Conditions
Shipping: Shipping Policy
Returns: Returns Policy
Payments: We accept: Visa, MasterCard, Discover, and American Express. We also accept checks, direct deposit and wire transfers for large orders.


Morningstar Corporation - Morningstar SunSaver SS-20L-12V PWM Charge Controller
Price: 120.5
Condition: new
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 Warranty Information

Warranty: 5 Year Material & Workmanship Warranty

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