Samlex 1500 Watt 12V Power Inverter Charger SAM-1500C-12





The Inverter R Us choice for a pure sine wave alternative: Spartan Power 2200 Watt SP-IC2212


This all-in-one robust unit integrates a 1500W Modified Sine Wave Inverter, 30A Transfer Switch and a Two Stage 12V, 15 Amp Battery Charger. The transfer switch automatically detects utility or generator power and seamlessly transitions to your battery bank when grid power is unavailable. Also provides safe and rapid charging of 12V battery bank when gird power is available.


Samlex Part Number: SAM-1500C-12



  • Integrated 1500W Modified Sine Wave Inverter, 30A Transfer switch, and 2 Stage 12 VDC, 15A Battery Charger
  • High efficiency, lightweight, and compact for easy installation
  • Separate ON/OFF control for Inverter and Battery Charger for selectable operation as inverter, charger or UPS function
  • 4 color LED indicators to monitor operational status
  • Load controlled fan for efficient cooling when required
  • Allows use of higher capacity external 12V battery bank for longer backup time
  • Neutral to Ground Bond Switching Relay for grounding compliance
  • Electronic protections including GFCI when in Inverter Mode
  • Ideal for RV’s, Trucks and remote housing


Output – Inverter Mode:

  • Continuous Active Output Power: 1500W (Power Factor = 1)
  • Maximum Surge Power: 3000W (
  • Nominal Output Voltage: 115 VAC, +10% / -5%
  • Output Frequency: 60 Hz ± 5%
  • Peak Efficiency: 90% (@ 50% load)
  • Inverter On/Off Control: By front panel Switch


Output – Grid Pass Through:

  • Nominal Voltage, Frequency of Grid: 120 VAC, 60 Hz
  • Maximum Power: 1500W (Power Factor = 1; Battery fully charged)


Input – Battery:

  • Battery System Voltage: 12V (10.5V to 15.5V ± 0.5V)
  • DC Current Draw From Battery At Rated Output Power: 150A
  • DC No Load Current Draw In Inverter Mode: 0.65A to 0.85A


Input – Grid:

  • Nominal Voltage Frequency: 120 VAC, 60 Hz
  • Maximum AC Input Current: 15A (Protected by 15A breaker)


Transfer Specifications:

  • Current Rating of Transfer Relay: 30A
  • Transfer Time From Grid to Inverter: 2 to 3 seconds
  • Transfer Time From Inverter to Grid:Up to 1 second


Battery Charger:

  • Charging Algorithm: 2 Stage Charger – Bulk & Float
  • Float Voltage: 13.8V ± 0.3V
  • Bulk Charge/Max. Charging Current: 15A
  • Minimum AC Input Current: < 5A
  • AC Input Power Factor: 0.6
  • Voltage & Current Rating of Fuse/Breaker: 125V/250V, 5A
  • Charger On/Off Control: By front panel Switch



  • Overload Shutdown: Yes. Manual reset
  • Low Battery Input Voltage Alarm: 10.8 ± 0.3V
  • Battery Input Over Voltage Shutdown: > 15.5V
  • Cooling (Load Controller Fan): Inverter Mode: ON at 85W/ Charging Mode: ON at charging current > 3A ± 1A
  • Over Temperature Shutdown: Yes. Auto reset
  • Ground Fault Shutdown: Yes. Manual Reset
  • DC Input Reverse Polarity: Fuse 240A (8 pcs. 30A Automotive Type ATC Fuses in parallel)



  • DC Input: Nut & Bolt, M9
  • AC Input/AC Output: 6 foot cord with NEMA5-15P Plug / 2 x NEMA5-15R Outlets



  • LED Display: GREEN “Inverter”; GREEN “Charger”; RED “Fault”; YELLOW “Input Fault”
  • Dimensions (W X D X H): 7.95 x 13.58 x 3.30 in
  • Weight: 8.82 lbs

Additional information

Weight8.8 lbs

2 Year