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Eliminate multi-battery drain when two or more battery banks are in a charging system.
Perform as well or better than existing factory installed components.
Designed to exceed OEM specifications.
Solid-State Electronics... Isolates each battery circuit and allows each battery to discharge and charge according to its own needs.
The original, not an imitation! The Battery Isolator was invented by Sure Power in 1959.
More efficient and reliable than mechanical or solenoid systems.
The most comprehensive line of Battery Isolators on the market. Isolators are available for most
application needs.
1 Year Warranty
Maximum
Alternator
Rating |
Recommended Wire Size / Circuit Breaker |
|
Up to 15ft |
15ft to 20 ft |
20ft to 25ft |
25ft to 30ft |
70 Amps |
#8 ga. / 50 amp |
#8 ga. / 50 amp |
#6 ga. / 50 amp |
#6 ga. / 50 amp |
95 Amps |
#8 ga. / 50 amp |
#6 ga. / 50 amp |
#4 ga. / 50 amp |
#4 ga. / 50 amp |
130 Amps |
#6 ga. / 80 amp |
#4 ga. / 80 amp |
#2 ga. / 80 amp |
#1 ga. / 80 amp |
160 Amps |
#4 ga. / 120 amp |
#2 ga. / 120 amp |
#2 ga. / 120 amp |
#0 ga. / 150 amp |
240 Amps |
#000 ga. / 150 amp |
#000 ga. / 150 amp |
#0000 ga. / 150 amp |
#0000 ga. / 150 amp |