Battery Monitor
Browse battery monitors and shunt coulomb meters for checking voltage, current, capacity, and state of charge in RV, marine, solar, and backup battery systems. This collection focuses on practical monitoring tools for lithium, LiFePO4, and lead-acid battery banks. Compare voltage range, current rating, display type, Bluetooth or WiFi support, shunt size, wiring needs, and data features before choosing a monitor for installation, troubleshooting, or routine battery management. Match the monitor to the battery chemistry and current range.
0–100 V WiFi Battery Monitor – KM-F Coulomb Counter 50-600 A
Stop Guessing Your Battery’s State of Charge The KM-F WiFi Battery Monitor delivers live voltage, current and coulomb data for packs up to 100 V / 600 A. Check your LiFePO4, AGM or lead-acid bank from anywhere—perfect for RVs, off-grid...
$80.34
Bluetooth Battery Monitor 0-120 V 100-600 A
Know Your Battery—Anywhere, Anytime Stop guessing State of Charge. The KL-F Bluetooth Battery Monitor measures voltage, current and coulomb count up to 120 V / 600 A, pushing live data to your phone so you can protect expensive LiFePO4, AGM...
$53.94
KG Series Bluetooth Battery Monitor 0-120 V
Know Your Battery’s Real Capacity—In Seconds The KG Series Bluetooth Battery Coulomb Meter (models KG110F 100 A, KG140F 400 A & KG160F 600 A) delivers laboratory-grade Amp-hour and Watt-hour tracking for any 0-120 V battery bank. Check live data on...
$90.60
KH Series 120 V Bluetooth Battery Coulomb & Capacity Monitor
See Your Battery’s True State-of-Charge—Anywhere The KH Series Bluetooth Battery Coulomb Meter delivers laboratory-grade Amp-hour (Ah) & Watt-hour (Wh) tracking for any 0-120 V battery bank. View data on the 2.4″ HD color screen or in the free mobile app—complete...
$76.30