Dual Battery Isolator Kit Heavy Duty 300 AMP 1000 AMP Peak Voltage Sensitive Relay VSR for 12 Volt Systems - Works with All Battery Types Including Lithium and LiFePO4 MCF 4 GAUGE 25-FEET BLACK CCA

4 GAUGE 25-FEET BLACK CCA POWER GROUND WIRE: This top-quality

and electric wire installations

POWER / GROUND WIRE SET: Our 12 AWG copper wire is an excellent choice for car amplifiers

8 volts to ensure your primary battery is always charged and ready to start your vehicle

Dual Battery Isolator Kit Heavy Duty 300 AMP 1000 AMP Peak Voltage Sensitive Relay VSR for 12 Volt Systems - Works with All Battery Types Including Lithium and LiFePO4 MCF 4 GAUGE 25-FEET BLACK CCADo you have more than 150 amp hour capacity of auxiliary battery? Do you need even MORE power and amperage for your additional accessories or inverters? When our standard 140 amp isolator isnt enough, you need the Heavy Duty Keyline 300 amp isolator. Key line Chargers has the ONLY 300 amp Dual Battery Isolator on the market! Providing you with everything you need, our 300 amp Dual Battery Isolator kit is the BEST charging solution for heavy duty dual