BT13L Coulomb Meter 30A Automatic Battery Charge & Discharge Controller voltmeter ammeter multimeter and an automatic cycle timer

and an automatic cycle timer

brilliant focus

No soldering required—just connect and start experimenting

air coolers

Plug straight into your control system — RS485 MODBUS RTU protocol (03 read / 06 write) ensures reliable

BT13L Coulomb Meter 30A Automatic Battery Charge & Discharge Controller voltmeter ammeter multimeter and an automatic cycle timerStop guessing your battery's health the BT13L Coulomb Meter gives you complete, real time control over every charge and discharge cycle. The BT13L is a professional grade all in one battery charge and discharge controller designed for serious energy users. It measures voltage (0. 01V resolution), current (0. 01A resolution), capacity in Ah, energy in Wh, state of charge percentage (SOC%), runtime, and temperature all displayed simultaneously on a