1. Engine Cooling Components Deals
  2. sku: 17360334626431983
  3. KATS K4NR

KATS K4NR Frost Plug Engine Heater Watts 1-3/16 1.1811 120-V

fits model: 400.

K4nr Kats 1-3/16 Inch Frost Plug Engine Heater Diameter 1.1811 400 Watts 120 V

( Brand: Kats ), ( Manufacturer Part Number: K4NR ), ( Part Type: Plug Engine Heater )

Review KATS 1-3/16 Inch Frost Plug Engine Heater Diameter 1.1811 Watts 120 fits 400

KATS K4NR Frost Plug Engine Heater - 1.1811, 400 Watts, 120V

Experience unparalleled engine performance and swift cold-weather starts with the KATS K4NR Frost Plug Engine Heater. This innovative product is designed to keep your engine warm and ready during the harshest winter conditions, ensuring a seamless transition from idle to drive.

The K4NR engine heater, model number 1.1811, is a 400-watt heater, perfect for vehicles requiring a robust heating solution. It is designed to plug directly into a standard 120V power outlet, making installation a breeze. The heater employs a frost plug design, which means it is compact and can be easily hidden within your engine bay, maintaining a low profile while delivering maximum efficiency.

The KATS K4NR engine heater is engineered with a durable and efficient resistance heating element that quickly warms up the coolant within your engine, preventing it from freezing during extended periods of idling or when the vehicle is parked outside in cold weather. This consistent warm-up process ensures optimal engine operation and reduces the likelihood of engine damage caused by freezing coolant.

With the KATS K4NR Frost Plug Engine Heater, you can confidently tackle the winter roads, knowing your engine is well-prepared for the cold. Its compact size, easy installation, and reliable performance make it an essential winter accessory for any vehicle. Upgrade your vehicle's cold-weather performance with the KATS K4NR Frost Plug Engine Heater today.

**Product Review: KATS K4NR 1-3/16 Frost Plug Engine Heater (1.1811, 400 watts, 120V)**

**Pros:**

1. **Quick Engine Warm-Up:** The 400-watt heater efficiently warms up the engine, reducing cold start-up issues and improving fuel efficiency.

2. **Suitable for Various Engines:** Designed to fit engines with a 1-3/16 inch frost plug, making it versatile for a wide range of vehicles.

3. **Durable Construction:** KATS products are known for their high-quality materials, ensuring long-lasting performance and reliability.

4. **Easy Installation:** The kit includes everything needed for installation, and the process is relatively straightforward for DIY enthusiasts.

**Cons:**

1. **Power Consumption:** At 400 watts, this heater may consume significant electricity, potentially leading to increased utility bills.

2. **Potential Risk of Overheating:** If improperly installed or used, there's a risk of engine overheating, which could cause damage.

3. **May Not Prevent Extreme Cold Starts:** In extremely cold climates, the heater may not completely eliminate the problem of cold start-ups, as it only helps warm the engine, not the entire vehicle.

**Conclusion:**

The KATS K4NR 1-3/16 Frost Plug Engine Heater is a reliable choice for those looking to improve their engine's cold start performance. Its quick warm-up, suitable fitment for various engines, and durable construction make it a good investment. However, potential drawbacks such as power consumption and the risk of overheating should be considered. It's crucial to follow the installation instructions carefully to ensure the heater functions effectively and safely.

**Recommendation:**

If you frequently experience cold start-up issues and are comfortable with DIY installation, the KATS K4NR engine heater could be a beneficial addition to your vehicle. However, it's essential to weigh the pros and cons against your specific needs and circumstances before making a purchase. If you live in an extremely cold climate or have concerns about power consumption, you may want to consider alternative solutions or consult a professional for advice.

Details:

Or any other minor issue that does not make the part you are buying DEFECTIVE. Be sure the part you are buying is correct for your application. None of which makes the part Defective. Rubber parts, gaskets, hardware may need to be replaced and not usable.

Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. ONCE Purchased YOU OWN IT. KATS part number K4NR.

If any manufacturer warranty exists, it is between you and them. They may have been in storage anywhere from 1-30 years. Shipping:: Free Shipping is for continental USA only. 400W, 120V, Kats K4NR 1-3/16 Frost Plug Engine Heater Diameter 1.1811 400 watts 120 V.

part #: k4nr prices

  • $17.19-$55.42

specifications ocoosys:

  • for models: 400
  • brand: Kats
  • mpn: K4nr
  • part type: Plug Engine Heater

offer ocoosys:

  • sold: 0
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • started: October 23, 2025

returns ocoosys:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

payments ocoosys:

  • credit card: Diners-club
  • other
  • wallet: Paypal

seller ocoosys:

  • rating: 99.5%
  • city: Houston, Texas
  • # reviews: 250587

shipping ocoosys:

  • class: Standard
  • cost: $0.00
  • transit: 2-6 Days
  • service: USPS Ground Advantage
  • type: Fixed
  • carrier: USPS

general ocoosys:

  • condition: New other see details
  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
for models: 400, part type: plug engine heater,
category: auto parts > car truck parts accessories > engine cooling components, sku: 17360334626431983,
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