Top 8 12v Diode One Way – Automotive Replacement Engine Heater Accessories

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1. Painless


Painless Performance 80111 Replacement Diode Assembly for Race Car Switch Panels

Painless #ad - Fit type: Universal Fit. Skilled craftsmanship. Accurate and easy installation. Innovative products.
BrandPainless #ad
ManufacturerPainless Performance #ad
Height0 inches
Length0 inches
Weight0.05 Pounds
Width0 inches
Part Number80111
Warranty1-Year Limited

2. Roadmaster


Roadmaster 690 Single Park Light Diode

Roadmaster #ad - Country of Origin : United States. Package weight: 0045 kilograms. Package dimensions: 1. 27 h x 2032 l x 13. 716 w centimetres. Fit type: Universal.
BrandRoadmaster #ad
ManufacturerRoadmaster Inc #ad
Height0.2 inches
Length4 inches
Weight0.1 Pounds
Width1 inches
Part Number690

3. GM


GM Genuine Parts 12135037 Multi-Function Diode

GM #ad - Precise fit for ease of installation. For proper installation, independent service center, locate your nearest GM dealer, or body shop. Designed, engineered, tested, and warranted for GM vehicles.
BrandGM #ad
ManufacturerGM Genuine Parts #ad
Height0.3 Inches
Length1.3 Inches
Weight0.1 Pounds
Width1.1 Inches
Part Number12135037
Warranty24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see for more details.

4. Roadmaster


Pack of 2, Roadmaster 792 Hy-Power Diode

Roadmaster #ad - Part number: 792. Package weight: 015 pounds. Package dimensions: 10 L x 1 H x 6 W inches. Country of Origin : United States.
BrandRoadmaster #ad
ManufacturerRoadmaster Inc #ad
Height0.2 inches
Length6 inches
Weight0.15 Pounds
Width4.9 inches
Part Number792

5. Hopkins Manufacturing


Hopkins 48955 Towed Vehicle Diodes Kit

Hopkins Manufacturing #ad - Black overall color. 3 amps. 2 input spades and one output spade. Powers taillights and Turn Signals on Towed Vehicle. Includes 4 diodes and 12 wire connectors. Splices Into Existing Harness. Isolates Towed Vehicle from Motorhome. Traditional cut/splice diodes.
BrandHopkins Manufacturing #ad
ManufacturerHopkins Manufacturing #ad
Height1.75 inches
Length6.88 inches
Weight0.01 Pounds
Width2.88 inches
Part Number48955
WarrantyHopkins warrants all products to be free from defects in material and workmanship, under normal use and service, for a peirod of 90 days from the date of original purchase, with the exception of the Brake-Force and Impulse brake control items, which are warranted to be free from defects in material and workmanship, under normal use and service, for the original buyer's lifetime

6. Walfront


Rectifier Diode 5Pcs 70HFR120 5Pcs 70HF120 Spiral Rectifier Module Forward/Reverse Polarity Rectifier for Charging Batteries and Converter

Walfront #ad - High quality-- rectifier diode adopts high quality material, which can make sure the durability and stability of the product. Good performance-- the rectifier diode has high surge current capability, meet your basic demand. Wide application-- rectifier can be widely used for charging batteries, converter and power supply. 5 pairs-- there are total 5 pairs Rectifiers in one package, they are great replacements for the old or damaged ones. With studs for easy installation-- the chassis is mounted with studs, it has compact size and simple construction, easy to install.
BrandWalfront #ad
ManufacturerWalfront #ad
Height0 inches
Length0 inches
Weight0.4 Pounds
Width0 inches
Part NumberWALFRONTzmv68b1auo

7. Dorman


Dorman 85193 1-Wire Universal In-Line Diode Compatible with Select American Motors / BMW / Hyundai Models

Dorman #ad - Direct replacement - this HVAC clutch coil connector matches the appearance and function of the factory hardware on specified applications.

Durable construction - this part is made from quality materials to ensure reliable performance and long service life. Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience. Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool. Ideal solution - this connector is a reliable replacement for an original part that is missing or has failed due to fatigue.
BrandDorman #ad
ManufacturerDorman Products #ad
Height2 inches
Length5 inches
Weight0.02 Pounds
Width2 inches
Part Number85193

8. Roadmaster


Roadmaster 794 Hy-Power Diode, Pack of 4

Roadmaster #ad - Four diodes required for most applications. Heavy-duty aluminum heat sink. Package dimensions: 15. 24 l x 005h x12. 192wcentimeters. All components are protected against the elements.
BrandRoadmaster #ad
ManufacturerRoadmaster Inc #ad
Height6 inches
Length12 inches
Weight0.33 Pounds
Width10 inches
Part Number794