Charge controllers (MPPT)

Renogy Rover Li 40A (RNG-CTRL-RVR40)

Normalized specs with provenance: where each number came from, how confident we are, and when it was recorded.

A40
Batt V12/24
Max PV V100
PV W @12520
PV W @241,040
Eff %98.0
CommsRS232 (optional BT-2 Bluetooth)
Price$206
Price date2026-08
NotesController-only price; w/BT-2 $230.99; warranty not stated on page; Voc/W from Renogy FAQ
Price per unit5.15
Provenancemanufacturer datasheet · confidence: partial · recorded 2026-08-19

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Numbers are from the manufacturer datasheet or primary retailer spec page as recorded on the date shown; verify against the current datasheet before you buy. How this site researches.