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Powerline Battery Isolators

Powerline Battery IsolatorsPowerline Battery Isolators allows multiple batteries to be charged from a single or dual alternator system, preventing reverse drain from either battery when the boat or automotive vehicle is not running.

Powerline Isolators are among the prime isolators on the market and engineered with heat-chamber testing to handle the total isolator rating with either battery leg.


A Powerline Multi Battery Isolator features:

  • Engineered & Heat-Chamber Designed - The finest Isolator on the market
  • Engineered and rated so that either leg will handle total isolator rating
  • Allows proper current control to each battery bank
  • Allows maintenance free & deep cycle batteries to be charged properly, yet separately
  • Models available from 70 to 400 amps in negative or positive ground
  • Special model for Delco "CS" series alternator
  • Schottky Diode and Medical Equipment Isolator models
  • Worldwide accepted method of charging multi & dissimilar battery banks properly
  • 2, 3, and 4 battery bank models available
  • Heavy duty 5/16" battery and alternator studs
Powerline Crossover to 33HD Series Isolators
ISH33001 PLI-70 22-1 33-1
ISH33002 PLI-70-2 22-2 33-2
ISH33003 PLI-70-3 22-3 33-33
ISH33004 PLI-70-4 22-4 33-4
ISH33005 PLI-2-70-2 22-5 33-5
ISH33006 PLI-2-70-2R 22-6 33-6
ISH33007 PLI-2-70-3 22-7 33-7
ISH33008 PLI-2-70-3R 22-8 33-8
ISH33001 PLI-74-2 22-9 33-1
ISH33003 PLI-74-3 22-10 33-3
ISH33007 PLI-2-74-3 22-11 33-7
ISH33008 PLI-2-70-3R 22-8 33-8
ISH33012 PLI-90-2 22-13 33-12
ISH33014 PLI-90-2-CS 22-14 33-14
ISH33015 PLI-90-2-CSK 22-44 33-15
ISH33013 PLI-90-2R 22-15 33-13
ISH33018 PLI-130-2 22-16 33-18
ISH33019 PLI-130-2R 22-17 33-19
ISH33021 PLI-130-2CSK 22-18 33-21
PLI-130-2MS 22-19 N/A
ISH33023 PLI-130-3 22-20 33-23
ISH33026 PLI-130-3CSK 22-21 33-26
PLI-130-3MS 22-22 N/A
ISH33028 PLI-2-130-2 22-23 33-28
ISH33029 PLI-2-130-2R 22-24 33-29
ISH33030 PLI-2-130-3 22-25 33-30
ISH33031 PLI-2-130-3R 22-26 33-31
ISH33033 PLI-160-2 22-27 33-33
ISH33034 PLI-160-3 22-28 33-34
ISH33041 PLI-2-160-3 22-29 33-41
ISH33042 PLI-190-75-3 22-30 33-42
ISH33043 PLI-190-2 22-31 33-43
PLI-190-2MS 22-32 N/A
ISH33047 PLI-190-3 22-33 33-47
ISH33048 PLI-2-190-3 22-34 33-48
ISH33050 PLI-240-2 22-35 33-50
PLI-240-2MS 22-36 N/A
ISH33051 PLI-240-3 22-37 33-51
PLI-200REC 22-47 N/A

Why are high-end isolators worth the cost? Find out more!

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