• WIRTHCO 31813 Battery Doctor 31813 In-Line ATO/ATC MidBlade Heavy Duty Fuse Holder, 30 Amp, 12 AWG Wire, 12 Inch Loop, Fuse Included, WirthCo
  • WIRTHCO 31813 Battery Doctor 31813 In-Line ATO/ATC MidBlade Heavy Duty Fuse Holder, 30 Amp, 12 AWG Wire, 12 Inch Loop, Fuse Included, WirthCo
  • WIRTHCO 31813 Battery Doctor 31813 In-Line ATO/ATC MidBlade Heavy Duty Fuse Holder, 30 Amp, 12 AWG Wire, 12 Inch Loop, Fuse Included, WirthCo
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WIRTHCO

Battery Doctor 31813 In-Line ATO/ATC MidBlade Heavy Duty Fuse Holder, 30 Amp, 12 AWG Wire, 12 Inch Loop, Fuse Included, WirthCo

Battery Doctor 31813 In-Line ATO/ATC MidBlade Heavy Duty Fuse Holder, 30 Amp, 12 AWG Wire, 12 Inch Loop, Fuse Included, WirthCo

W4831813

$20.99
$20.99
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Shipping calculated at checkout.

In stock
  • Genuine brand-name parts
  • Ships from US warehouse
  • 30-day returns
  • OVERCURRENT PROTECTION - In-line fuse holder rated up to 30 Amps safeguards 12V accessory and power circuits from short circuits and overcurrent damage.
  • HEAVY DUTY 12 AWG WIRE - Built with 12-gauge wire leads in a 12 inch loop length, sized to handle the full 30 Amp rating without voltage drop on typical accessory runs.
  • EASY IN-LINE INSTALLATION - Pre-wired loop design splices directly into an existing circuit, making it a straightforward add for automotive, marine, RV, powersports, and DIY wiring projects.
  • ATO/ATC MIDBLADE FUSE INCLUDED - Ships with a 30 Amp ATO/ATC MidBlade fuse installed, so the holder is ready to protect a circuit right out of the package.
  • BATTERY DOCTOR FUSE ACCESSORY - Part of the Battery Doctor fuse and fuse holder lineup from WirthCo Engineering, designed for 12V electrical work at home, in the workplace, on the road, in the campground, and on the water.
Brand WIRTHCO
Manufacturer part number 31813
UPC / GTIN 10054318136
Weight 0.08 lb
Dimensions (L × W × H) 5 × 2 × 1.5 in
Category Lighting
Condition New — genuine brand-name part
Genuine brand-name part, full manufacturer warranty. Ships from the closest US warehouse — normally within 1–3 business days. Verify fitment with the manufacturer part number above; not sure? Send us your VIN and we’ll confirm before you order. 30-day returns on unused parts.

Shipping & delivery

Orders ship from the distributor warehouse closest to you, normally within 1–3 business days of purchase. Standard ground delivery takes 3–7 business days in the continental US; expedited options are shown at checkout. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.

Returns & warranty

Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product and supplier, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Every product carries the full manufacturer warranty. Contact us with your order number to start a return.

Fitment & part numbers

Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.

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