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Samlex PST-300-12 Pure Sine Wave Inverter, 300 Watt

Manufacturer: Samlex America
SKU: SAM-PST-300-12

This high efficiency DC-AC inverter converts 12 Volts DC to 300 Watts of pure sine-wave AC power at 120 Volts, 60 Hz. The unit comes with detachable cable with 12V plug adaptor and cable with battery clamps. Features include overload protection, low battery alarm / shut down, low idle power draw of less than 0.5 Amps. AC power is available from a NEMA-20R GFCI duplex outlet on the front panel. Safety certified to UL standards.


  • High efficiency
  • Temperature controlled cooling fan – reduces energy consumption
  • Low interference Wide operating DC input range: 10.5 - 16.5 VDC
  • LED indicators for power and protections
  • Low idle power draw
  • Dual GFCI protected AC outlets
  • Commercial grade design suitable for heavy duty loads, long periods of continuous operation & for emergency back up
  • UPC – Universal Protection Circuit: low voltage, over voltage, over temperature, over load and short circuit
  • Detachable cable with 12V plug adapter
  • Detachable cable with battery clamps
  • Safety certified to UL standards, FCC compliant


Input 12 VDC
Output 120 VAC
Watts 300
Surge 500 Watts
Outlets 2
Weight 3.46 (lbs)
Weight 1.57 (kg)
Dimensions 6.1 x 9.69 x 2.58 (in)
Dimensions 155 x 246 x 65.5 (mm)
Safety ETL to UL Standard
Warranty 2 Year Limited