SKU: 32159307380

20090 - Battery Doctor® Battery Isolator - 12V / 100 AMP

Sale price$82.80 Regular price$92.00
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 14 - Jul 19

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Description

20090 - Battery Doctor® Battery Isolator - 12V / 100 AMP100 Amp Battery Isolator Battery Doctor state of the art, fully automatic dual battery controller is suitable for any vehicle with an auxiliary battery. Smaller and lighter than other standard battery isolators, the Battery Doctor Battery Isolator employs electronic switching control technology. Our high performance electronic isolator allows you to charge two batteries from a single alternator, and keeps the starting battery isolated from the second

100 Amp Battery Isolator

 

Battery Doctor® state-of-the-art, fully automatic dual battery controller is suitable for any vehicle with an auxiliary battery. Smaller and lighter than other standard battery isolators, the Battery Doctor® Battery Isolator employs electronic switching control technology. Our high-performance electronic isolator allows you to charge two batteries from a single alternator, and keeps the starting battery isolated from the second battery. Also, with a single push of the override/reset button, you can change the batteries to parallel mode for jump starting.

 

- Priority charging for starting battery.
- Includes mounting bracket that houses the 4"x4"x2" Isolator.
- Over current and surge protected for vehicles with electronic systems.
- Manual override for starting battery.
- Automatically charges auxiliary battery.

 

NOTE: Battery Doctor Isolators are designed for lead acid batteries only!


Specifications


Charging Current: 75 Amp / 100 Amp Peak
Voltage: 12 volt
Charging Type: Parallel
Control: Electric
Approval: EMC
Current Draw: Charging 50 mA/(Standby 30 mA)
Surge Protection: Built In
Mounting: Surface/Fire Wall/Battery Side
Voltage Draw: None

 

Information Downloads

20090 - 20092 Isolators User Manual

20090 - 20092 Isolators Specification Sheet

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 32159307380

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Billy Burlinson
Pawtucket, US
★★★★★ 4
Good wire.
Size: 14 gauge silicone wire 10ft and 10ft, Color: silicone wire red and black
Flexible. I need this type of wire for the high current. It's good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2025
H
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Hardtoplease
Charlottesville, US
★★★★★ 5
Tinned 14 AWG.
Size: 14 gauge silicone wire 10ft and 10ft, Color: silicone wire red and black
Tinned will not corrode as fast. Flexible and worked great for my purpose.
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Reviewed in the United States on January 20, 2026
L
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lori borger
Whiting, US
★★★★★ 5
OMG so much better than alternative products
Size: 14 gauge silicone wire 10ft and 10ft, Color: silicone wire red and black
went to my local box store and bought both multistrand and single strand to rewire a pedal. huge issues with flexibility. bought this product and ..what a pleasure. high quality, very very flexible and well packaged.
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Reviewed in the United States on July 4, 2024
K
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Kyle Seal
Dallas, US
★★★★★ 5
Worked good
Worked well on my 84 115 tower of power
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Reviewed in the United States on March 25, 2026
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Amazon Customer
Chelsea, US
★★★★★ 5
Good
Good
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Reviewed in the United States on March 30, 2026

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