• WIRTHCO 31850 Battery Doctor by WirthCo, Weatherproof ATO/ATC Midblade Fuse Holder, Rated to 30 Amps, Two 4 Inch 12 Gauge Orange Wire Leads, Snap-On Cover, Black (31850)
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WIRTHCO

Battery Doctor by WirthCo, Weatherproof ATO/ATC Midblade Fuse Holder, Rated to 30 Amps, Two 4 Inch 12 Gauge Orange Wire Leads, Snap-On Cover, Black (31850)

Battery Doctor by WirthCo, Weatherproof ATO/ATC Midblade Fuse Holder, Rated to 30 Amps, Two 4 Inch 12 Gauge Orange Wire Leads, Snap-On Cover, Black (31850)

W4831850

$24.99
$24.99
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In stock
  • Genuine brand-name parts
  • Ships from US warehouse
  • 30-day returns
  • INLINE OVERCURRENT PROTECTION - Holds a standard ATO/ATC Midblade blade fuse to protect 12V circuits from overcurrent damage, rated to 30 amps for automotive, marine, RV, and powersports wiring projects.
  • WEATHER-RESISTANT DESIGN - Snap-on cover shields the blade fuse from moisture, dust, and road debris, making this holder suitable for engine bays, trailers, boats, and other exposed 12V installations.
  • READY-TO-WIRE LEADS - Comes with two 4-inch 12-gauge orange wire leads pre-attached, allowing quick splicing into existing harnesses without crimping a separate terminal onto the fuse holder body.
  • EASY MOUNTING - Snap-on cover includes a mount hole so the fuse holder can be secured to a panel, bracket, or firewall, keeping the fuse accessible for inspection and replacement.
  • FLEXIBLE FUSE CHOICE - Blade fuse is sold separately so you can match the exact amperage your circuit calls for, up to the 30 amp holder rating, using any standard ATO/ATC Midblade fuse.
Brand WIRTHCO
Manufacturer part number 31850
UPC / GTIN 10054318501
Weight 0.08 lb
Dimensions (L × W × H) 7 × 7 × 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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