Solar Boost 2512i(X)-HV – 12V Solar MPPT Controller

Affordable, reliable, and ready to work!

  • Second battery output and IPN connector for remote display
  • Can manage a 20A at 12V load output for small off-grid electrification applications
  • Ideal for PV street lighting with its dusk-to-dawn load control



Solar Boost 2512i(X)-HV
25A/20A, @12V Solar charge controller with MPPT

The perfect controller for a variety of applications, including marine, RV, industrial, off-grid, and PV street lighting.

SB2512iX-HV model with load output, SB2512i-HV model without load output.

  • 97% Peak Efficiency
  • MPPT Technology
  • Multi-stage charging battery
  • LED display for full programming
  • PV array overload protection
  • Reverse battery and panel protection
  • Load output or second battery charge
  • IPN for network (master only) and remote display
  • Lithium compatible



SB2512i-HV @12V SB2512iX-HV @12V
Maximum PV Power 340W with 36-cell PV panel
270W with 60-cell PV panel
Rated Battery (Output) Current 25A with 36-cell PV panel
20A with 60-cell PV panel
Conservation Efficiency 96% (typical @14V/20A output)
Power Consumption 0.30W (typical standby)
Recommended Max Panel Voc at STC 40V (Max Panel Input 50V)
Absorption Voltage 14.2V
Float Voltage 13.2V
Equalization Voltage (if enabled) 15.2V Automatic or Manual Equalization
Auxiliary Output A) Auxiliary Battery Charge 2A (2nd battery)
B) Load Control
C) Dusk-to-Dawn (by IPN Remote)
Charge Profile Multi-Stage charging
Load (LVD) Disconnect/Reconnect Voltage 11.5V/12.6V
Maximum Auxiliary Output Current (B or C) 25A
Display LCD optional IPN ProRemote or IPN Remote
Temperature Compensation (by optional Battery Temperature Sensor): -5.00mV/°C/cell correct factor (range 0.00 to -8.00mV/°C/cell
Operating Temperature -40°C – 45°C
Maximum Full Power Ambient 45°C
Environmental Protection IP20
Weight 0.87 lb. (395 g)
Dimensions 5.3×5.3×2.5″ (13.5×13.5×6.35cm)
Warranty 5 years




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