12V 140 Amp Smart Dual Battery Isolator Voltage Sensitive Relay Kits Smart VSR

MICTUNING 12V 140 AMP Dual Battery Isolator Voltage Sensitive Relay with Digital Voltmeter Smart VSR Manual/Automatic Charger Disconnect Lead-Acid Battery for Truck RV UTV Boat Marine

Features & Details:

1. Dual Battery Isolator - Designed for 12V/24V Lead-Acid dual-battery charging systems,  cuts in at 13.3V/26.6V and cut out at 12.8V/25.6V, ensuring your primary battery stays charged for engine starts while simultaneously charging the auxiliary battery via a single alternator. NOTE: NOT for Lithium Batteries!

2. Robust & IP65 Waterproof  - Rugged case with silicone sealing internal layer withstands extreme temperatures, vibrations, and harsh environments (dust, moisture), ideal for marine, off-road, and automotive use

3. Real-Time Voltage Monitoring: Integrated LED voltmeter display shows live voltage readings for the battery

4. Manual/Auto Mode - Press and hold "On/Off" for 3s to switch between Manual Mode(Green LED) and Automatic Mode, offering flexibility to adapt to your practical requirements

5. Complete Kit - Includes 140A smart isolator with voltage display, mounting hardware (screws, nuts, washers), and ring terminals

• Cut in at 13.3V/1s, Cut out at 12.8V/7s
  
• Over-voltage Protection at ≥16V
  
• Max Current 140A

For 24V Working Voltage:

• Cut in at 26.6V/1s, Cut out at 25.6V/7s
  
• Over-voltage Protection at ≥32V
  
• Max Current 100A