Top Post Knob Style with Fused Maintainer Bypass Battery Disconnect Battery Doctor 20309 Battery Doctor 20309

Warranty & Shipping

Part Details

  • Specifications:
      Mounts to Negative Terminal
      Compact Size Fits Most Battery Compartments
      Knob Can Be Removed Completely to Deter Theft
      Rated 125 Amps Continuous, 500 Amps Surge at 12 Volts
  • Included Accessory:   Includes Battery Terminal Markers
  • Features:
      Knob Style
      with Fused Maintainer Bypass
      Top Post
  • Promotional Items:   Clearance

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge.

Customer Q&A
Ask a question to 1A Auto customers who purchased the product
No questions have been asked about this item.

Fits the following Makes:

Part Interchange

Brand Label Part Number
DIY Solutions TLS00050

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

Only 10 left in stock
Part 1AESS00013
In Stock

Orders must be placed by 2pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Battery Doctor
Brand #: 20309