MorningStar SunSaver SS-20L-12V 20 Amp 12 Volt With LVD Solar Controller

MorningStarSKU: SS-20L-12V

Sale price$111 Regular price$120 Save $9
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MorningStar SunSaver SS-20L-12V 20 Amp 12 Volt With LVD Solar Controller. Morningstar is pleased to introduce SS-20L-12V, part of the third generation of SunSaver. Since its first market introduction in 1996, over 1 million SunSaver controllers have been installed in over 73 countries for numerous solar power systems including oil/gas, telecom and instrumentation, marine and boating, and remote homes. We have retained much of our legacy design including the same ratings, footprint and simple user interface, and have added several new and advanced high value features:MorningStar's products are built from the inside out to deliver more than twice the industry average operating life.

The SS-20L-12V delivers high reliability and excellent performance and features such as:

  • Failure rate of less than 1 per 1,000 shipped (<0.1%)
  • 100% solid state. Power MOSFET design
  • Manufactured in an ISO 9000 factory
  • 100% pre-shipment functional testing
  • Advanced PWM charging
  • Series design (not shunt) for cool operation
  • 4-stage charging: bulk, absorption, float, equalize
  • Optimized sealed or flooded battery set points
  • Temperature compensated charging
  • Low voltage load disconnect on several versions
  • Very low voltage drops
  • Temperature rating of -40°C to +60°C
  • Epoxy encapsulation for protection against humidity and dust ingress
  • Corrosion protection: marine rated terminals and anodized aluminum case
  • Certified for use in hazardous locations
  • Factory pre-sets result in no required install settings
  • Electronic protections prevent damage from wiring mistakes
  • Fully automatic operation and fault recovery
  • LED's display extensive information about status, faults and battery condition
  • Transient surge protection: 1500W per connection

To view all product specifications: Click here to download the product data sheet.



dimensions 6" H x 2.2" W x 1.3" D (15.2 x 5.5 x 3.4 cm)
load current 20 amps
load disconnect 11.5V
load in-rush capability 140 amps
low voltage disconnect Yes
lvd reconnect 12.6V
max. solar voltage 30 amps
minimum battery voltage 1V
regulation voltage Sealed 14.1V
self consumption < 8 mA
solar current 20 amps
system voltage 12V
voltage accuracy +/- 25 mV (typical)
weight 8 oz (0.23 kg)

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