Morningstar SunSaver SS-20L-12V PWM Solar Charge Controller with LVD (20A / 12V)

The Generation 3 Morningstar SunSaver SS-20L-12V is a rugged, 20-Amp PWM solar charge controller engineered for demanding 12V DC industrial off-grid power systems. Field-proven in harsh oilfield, mining, and telecom environments, it utilizes 4-stage constant-voltage series PWM charging to maximize battery health and service life. This model features an integrated 20-Amp Low Voltage Disconnect (LVD) load control to protect batteries from deep discharge damage, built into a 100% solid-state, epoxy-encapsulated housing.

• Power & Voltage: 20A solar charging / 20A DC load control | 12V DC nominal system

• Solar Input & LVD: 30V DC maximum PV open-circuit voltage (Voc) | Integrated Low Voltage Disconnect (11.5V LVD)

• Environmental & Build: 100% solid-state, epoxy-encapsulated PCB with marine-rated anodized aluminum enclosure

• Battery Compatibility: 4-stage PWM charging algorithm optimized for Sealed (AGM/Gel) or Flooded Lead-Acid batteries

• Compliance & Warranty: UL 1604 / ISA 12.12.01 (Class 1, Div 2 HazLoc), CE, RoHS compliant | 5-Year Limited Warranty