1. Air Conditioning & Heating - Commercial Truck Parts For Sale.
  2. sku: 9326715625124633
  3. FIRCHASSIS FIRC4139240SS

FIRCHASSIS FIRC4139240SS Trailer Boats Air Diesel Heater Lcd 5KW 12V Switch

fits model: Motorhome.

Firc4139240ss Firchassis For Motorhome Trailer Trucks Boats 5kw 12v Air Diesel Heater Lcd Switch

( Brand: Firchassis ), ( Manufacturer Part Number: FIRC4139240SS ), ( Type: Diesel Air Heater ), ( Warranty: 1 Year ), ( Sub-type: Fuel Heater ), ( Heater Power: 5kw ), ( Rated Voltage: 12v ), ( Working Temperature Of The Oil Pump: 104, 122 /-40 C, 50 C ), ( Fuel: Diesel ), ( Applicable To: For Buses, Cars, Rvs, Trucks, Engineering Vehicles ), ( Features: Automatic Room Temperature Control, Safe, Digital Thermostat ), ( 4 Key Remote Control: Switch Type ), ( Car Air Conditioning Type: Heating ), ( Material: Metal Plastic ), ( Working Modes: Air Condition Mode Heater Mode ), ( System: Continuous Monitoring, Diagnostic System ), ( Complete Combustion Rate: 100 ), ( Universal Fitment: Yes )

Review FIRCHASSIS Trailer Trucks Boats 5kw 12v Air Diesel Heater Lcd Switch fits MOTORHOME

The Firchassis FIRC4139240SS is a versatile and efficient heating solution designed specifically for motorhome trailers, boats, and other recreational vehicles. This 5kw 12v air diesel heater comes with an LCD switch, offering users precise temperature control and easy-to-read settings.

The heater's 5kw output provides ample heating capacity for small to medium-sized spaces, making it ideal for motorhomes, trailers, and boats. The 12v power requirement ensures compatibility with most recreational vehicles, while the diesel fuel source offers the added benefit of long burn times and consistent heating performance.

The FIRC4139240SS is equipped with a fan-assisted convection system, which circulates warm air throughout the space evenly and efficiently. This not only ensures optimal heating comfort but also helps to reduce condensation and moisture build-up, making it an excellent choice for recreational vehicles where moisture can be a significant concern.

One of the standout features of this heater is its LCD switch. The LCD display provides clear and precise temperature readings, making it easy to set and adjust the desired temperature. Additionally, the switch offers various temperature settings, including a frost protection mode, making it a reliable and convenient heating solution for all weather conditions.

The heater also features an automatic ignition system, ensuring easy and hassle-free operation. The ignition system uses a piezo igniter, which produces a spark to ignite the fuel, eliminating the need for manual ignition.

The FIRC4139240SS is designed with durability and reliability in mind. The heater's stainless steel construction is resistant to corrosion and rust, making it suitable for use in marine environments. The heater's compact size also makes it easy to install, and the included mounting brackets ensure a secure and stable installation.

In summary, the Firchassis FIRC4139240SS is a powerful and efficient heating solution for motorhome trailers, boats, and other recreational vehicles. Its 5kw output, 12v power requirement, and diesel fuel source make it a versatile and reliable heating option. The LCD switch offers precise temperature control and easy-to-read settings, while the automatic ignition system ensures easy and hassle-free operation. The heater's stainless steel construction ensures durability and reliability, making it a great investment for any recreational vehicle owner.

The Firchas FIRC4139240SS 5kw 12v Air Diesel Heater is a popular choice for motorhome trailers and boats due to its versatility and efficiency. Here are some pros and cons of buying this heater:

Pros:

1. Multiple Fuel Sources: This heater can run on air, diesel, and propane, giving you the flexibility to use the fuel source of your choice.

2. Efficient Heating: The 5kw output makes it capable of providing efficient heating for spaces up to 450 sq ft.

3. Automatic Ignition: The heater comes with an automatic ignition system, making it easy to use.

4. LCD Display: The LCD switch allows you to monitor the heater's temperature and other settings with ease.

5. Quiet Operation: The heater operates quietly, making it ideal for use in living spaces.

Cons:

1. Complex Installation: The installation process of this heater can be complex, requiring professional help.

2. High Cost: The heater is priced on the higher end, making it a significant investment.

3. Size: The heater is bulky and heavy, taking up a significant amount of space.

Conclusion:

The Firchas FIRC4139240SS 5kw 12v Air Diesel Heater is a versatile and efficient heating solution for motorhome trailers and boats. Its ability to run on multiple fuel sources, efficient heating output, automatic ignition, and LCD display make it a popular choice among users. However, it comes with a complex installation process, high cost, and bulky size that may deter some buyers.

Recommendation:

If you are looking for a versatile and efficient heating solution for your motorhome trailer or boat, the Firchas FIRC4139240SS 5kw 12v Air Diesel Heater is worth considering. However, it is essential to weigh the pros and cons carefully and consider the installation costs and available space before making a purchase. If you are not confident in your installation skills, it may be best to hire a professional to ensure proper installation and safe operation.

Details:

Feel Warmer in No Time: warmth with every breath. Fit For Cars, Buses, Rvs, Trucks, Engineering Vehicles. Get ready to stay warm with our diesel air heater. Don't let cold winters leave you frozen and stop from traveling, or camping in all four seasons.

All original hardware must be included in the package. New List Item. The inhaled cool air is heated and becomes hotter via the aluminum combustion chamber. Efficient Diesel Air Heater: Heater power: 5 KW; Fuel type: Diesel; Rated voltage : 12V.

Working Temperature:-104 68 /-40 20. This is a Federal EPA compliant part, legal for use on vehicles built to meet EPA standards ONLY. If your vehicle is registered in CA, NY, CO ME, do not purchase this part. 1 x Parking Heater, Oil Pump.

The diesel heater heats fast and increases the temperature of car within 10 minutes; it can also pre-heat engine clear windows frost in no time.

part #: firc4139240ss price

  • $72.19

specifications aiconditioni:

  • for models: Motorhome
  • brand: Firchassis
  • mpn: Firc4139240ss
  • type: Diesel Air Heater
  • warranty: 1 Year
  • sub-type: Fuel Heater
  • heater power: 5kw
  • rated voltage: 12v
  • working temperature of the oil pump: 104, 122 /-40 C, 50 C
  • fuel: Diesel
  • applicable to: For Buses, Cars, Rvs, Trucks, Engineering Vehicles
  • features: Automatic Room Temperature Control, Safe, Digital Thermostat
  • 4 key remote control: Switch Type
  • car air conditioning type: Heating
  • material: Metal Plastic
  • working modes: Air Condition Mode Heater Mode
  • system: Continuous Monitoring, Diagnostic System
  • complete combustion rate: 100
  • universal fitment: Yes

shipping aiconditioni:

  • class: Standard
  • type: Fixed
  • service: Standard
  • transit: 3-8 Days
  • cost: $0.00

offer aiconditioni:

  • availability: In Stock
  • sold: 0
  • best offers: True
  • started: February 4, 2026
  • quantity: 2
  • options: Ship-to-home

general aiconditioni:

  • Commercial Truck Parts > Air Conditioning Heating > Other Air Conditioning Heating
  • condition: New

payments aiconditioni:

  • wallet: Apple-pay
  • credit card: Discover
  • other

returns aiconditioni:

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

seller aiconditioni:

  • rating: 99.2%
  • city: Chino, California
  • # reviews: 1082
for models: motorhome, type: diesel air heater, warranty: 1 year, sub-type: fuel heater, heater power: 5kw, rated voltage: 12v, working temperature of the oil pump: 104, 122 /-40 c, 50 c, fuel: diesel, applicable to: for buses, cars, rvs, trucks, engineering vehicles, features: automatic room temperature control, safe, digital thermostat, 4 key remote control: switch type, car air conditioning type: heating, working modes: air condition mode heater mode, system: continuous monitoring, diagnostic system, complete combustion rate: 100, universal fitment: yes,
category: auto parts > commercial truck parts > air conditioning heating, material: metal plastic, sku: 9326715625124633,
Firchassis FIRC4139240SS Is Similar To:
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1 offer $72.19 USD
  • New. Offer #1 priced at $72.19 + $0.00 shipping estimate = $72.19* total. The diesel heater heats fast and increases the temperature of the car within 10 minutes; it can also pre-heat the engine and clear the window's frost in no time! Fit For For Cars, Buses, Rvs, Trucks, Engineering Vehicles . Working Temperature:-104 +68 /-40 +20 .FREE SHIPPING

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