Blue Sky Energy SB3024IL 40A/12V 30A/24V MPPT Charge Controller;

12V / 24V MPPT charge controller Blue Energy Solar Boost 3024IL's advanced fully automatic 3-stage charge control system will properly charge flooded lead-acid, AGM and GEL batteries resulting in improved battery performance with less maintenance. The dual 30/40 amp rating will deliver at up to 30 amps in 24 volt systems, or up to 40 amps in 12 volt systems. An automatic or manual equalize function is also provided to periodically condition flooded lead-acid batteries. To further enhance versatility, a user configurable auxiliary output and Blue Sky Energy�s advanced IPN network interface are also included.The user configurable auxiliary output can serve as either a 20 amp load controller, or as a 2 amp auxiliary battery charger. The load control feature can be used to limit excessive battery discharge in unattended remote systems, whereas the auxiliary battery charge feature is ideal for charging a separate battery such as the engine battery in an RV. The auxiliary output can also provide fully adjustable dusk to dawn lighting control. Specifications: Output Current Rating: 30 Amp @ 24 Volts / 40 Amp @ 12 Volts Nominal Battery Voltage: 12 / 24VDC PV Input Voltage: 57VDC maximum Power Consumption: 0.35W Typical standby - 1.0W Typical charge on Charge Algorithm: 3-stage Bulk/Acceptance/Float Plus Equalize Power Conversion Efficiency: 97% Typical @ 28 Volt 24 Amp Output Communication: Blue Sky Energy�s proprietary IPN Network interface Environmental: -40 � +40�C Dimensions: 6 7/8�H x 6 5/8� W x 3 3/8�D (17.4cm x 16.8cm x 8.59cm) SpecificationsBrand: Blue Sky Energy   Output Voltage: 12/24V   Amperage: 30-40Ah   Length: 8.59cm   Height: 17.4cm   Width: 16.8cm