JANITROL HEATER 48D43 Hartzell Therm Disc Overheat Switch Aircraft Cabin

( Brand: Janitrol Heater ), ( Manufacturer Part Number: 48D43 ), ( Part Type: Switch ), ( Compatible Make: Aircraft Cabin Heater ), ( Compatible Model: Overheat Switch )

Review JANITROL HEATER Hartzell Therm o disc Overheat Switch Aircraft Cabin

The Janitrol Heater 48D43 Hartzell Thermo-Disc Overheat Switch is an essential component designed for use in aircraft cabin heating systems. This switch plays a crucial role in safeguarding the engine and cabin from potential overheating issues.

The Thermo-Disc Overheat Switch is manufactured by Hartzell, a leading name in the aviation industry, known for its high-quality heating components. The switch is specifically designed for the Janitrol 48D43 heater model and is engineered to provide reliable and accurate temperature sensing.

The switch operates on a thermostatic principle, with a sensitive disc that responds to changes in temperature. When the temperature in the engine or cabin reaches a predetermined level, the disc expands, causing the switch contacts to close. This action triggers the heater to turn on, allowing the system to begin cooling down the affected area.

The Janitrol Heater 48D43 Hartzell Thermo-Disc Overheat Switch is constructed using robust materials that can withstand the demanding conditions of aircraft heating applications. The switch housing is made from durable aluminum, while the disc is crafted from a heat-sensitive material that expands and contracts effectively.

To ensure easy installation, the switch comes with clear and concise installation instructions. The switch terminals are color-coded, making wiring connections straightforward and error-free. Additionally, the switch is designed to be compatible with various wiring configurations, providing flexibility in its application.

The Janitrol Heater 48D43 Hartzell Thermo-Disc Overheat Switch is an essential component for maintaining the safety and efficiency of an aircraft heating system. Its precise temperature sensing, robust construction, and straightforward installation make it an invaluable addition to any aviation maintenance program.

Janitrol heater 48D43 Hartzell Therm-o-Disc Overheat Switch is an essential component in maintaining the heating system in an aircraft cabin. Here are some pros and cons to help you make an informed decision about buying this part:

1. Reliable: The Janitrol heater 48D43 is a trusted and reliable product in the aviation industry. It is designed to prevent overheating in the aircraft cabin heating system, ensuring the safety and comfort of passengers.

2. Easy to Install: This switch is relatively easy to install, and it can be done without the need for extensive modifications to the existing heating system.

3. Durable: The Janitrol heater 48D43 is built to last. It is made of high-quality materials that can withstand the rigors of aircraft use.

4. Affordable: Compared to other overheat switches on the market, the Janitrol heater 48D43 is relatively affordable.

5. FAA Approved: This switch is approved by the Federal Aviation Administration (FAA), ensuring that it meets the highest safety standards.

1. Limited Compatibility: The Janitrol heater 48D43 is only compatible with specific aircraft models. Before purchasing, it is essential to confirm that this switch is the correct one for your aircraft.

2. Requires Regular Maintenance: Like any other component in an aircraft, the Janitrol heater 48D43 requires regular maintenance to ensure that it continues to function correctly.

3. May Need Professional Installation: While the installation process is relatively straightforward, some users may prefer to have a professional install the switch to ensure that it is done correctly.

The Janitrol heater 48D43 Hartzell Therm-o-Disc Overheat Switch is a reliable, durable, and affordable solution for maintaining the heating system in an aircraft cabin. While it may have limited compatibility and require regular maintenance, the benefits far outweigh the drawbacks. If you are in the market for an overheat switch for your aircraft, the Janitrol heater 48D43 is a great option to consider.

If you are looking for a reliable and affordable overheat switch for your aircraft cabin heating system, the Janitrol heater 48D43 Hartzell Therm-o-Disc Overheat Switch is an excellent choice. It is easy to install, FAA approved, and has a proven track record of reliability and durability. Before making a purchase, be sure to confirm that this switch is compatible with your specific aircraft model.

Details:

This part may not have been used on all model or serial numbers. Janitrol aircraft cabin Heater overheat switch. Please review your manual for specific application. Hartzell Therm-O-Disc part number 48D43.

part #: 48d43 prices

• $39.99-$40.00

specifications aviationpar:

• brand: Janitrol Heater
• mpn: 48d43
• part type: Switch
• compatible make: Aircraft Cabin Heater
• compatible model: Overheat Switch

payments aviationpar:

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

seller aviationpar:

• rating: 100.0%
• # reviews: 4139
• city: Plains, Georgia

offer aviationpar:

• started: April 11, 2025
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1

shipping aviationpar:

• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage
• transit: 11-18 Days
• class: Standard
• cost: $0.00

general aviationpar:

• condition: New other see details
• Parts Accessories > Aviation Parts Accessories > Parts

returns aviationpar:

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

Janitrol Heater 48D43 Is Similar To:

• B3040 82d20-1 Janitrol Beech Baron Heater (26.1% similar) This system fits 58P, 58PA,S n TJ-3 thru TJ-228 guaranteed to pass inspection or your money back. Ls 102 GN58JT. P/N B3040, 82D20 volts . Beech baron 58P Janitrol Heater. 30 day money back guaranteed less shipping costs. Free shipping is usually USPS...(April 17th, 2018)
• F93a22 Janitrol Heater For Beech (39.6% similar) 100,000 btu . Janitrol Heater removed from an airworthy beech 18. Operating condition, unknown...(December 22nd, 2018)
• B3500 Janitrol Heater (31.6% similar) You are looking at a Janitrol Heater model B3500 that replaces the B3040 model the paper work that come with reads it a new one not a rebuild the part FR10E21 4E1...(August 27th, 2015)
• Janitrol Fr96c62-1el B3500 Heater Assembly 24 Volt (29% similar) Removed from Cessna 310. Heater assembly...(May 16th, 2024)
• Janitrol 24c54 Aircraft Heater And Ignition Maintenance Parts List 1024-195 (32.2% similar) Guaranteed to pass inspection or your money back. 30 day money back guaranteed less shipping costs. Free shipping is usually USPS. Janitrol aircraft Heater and ignition unit maintenance instructions parts list. Cage 19 a 4 LO2024-1, p/n 24C54, 11C30-X3, 30C61, 23C36, A93A22, B93A22, D93A22, F93A22, ...(October 31st, 2024)
• Janitrol 10d22 Aircraft Heater Igniter Plug 756180 (35.5% similar) Airworthiness is only determined by the FAA approved mechanic or certified repair station. Any is for the sole purpose of identifying an item. 27 p/n 10D22 plug 756180. Aircraft part for sale: Janitrol Heater ignite...(May 1st, 2025)
• Electrosystems 91e92-1 Inc Janitrol Heater Fuel Pump 24v (33.6% similar) Part may or not come with paperwork traceability. These parts are sold for overhaul or to be used as only. New old stock nos: part is new, but has been sitting as surplus or unused for some time. Part, no matter the condition, has been dismantled, opened, modified, repair attempted, damaged, marked...(May 9th, 2025)
• Janitrol D77c56 Nos Grimes 28 Volt Aircraft Solenoid Valve Pn 4810-00-083-3918 (32.9% similar) Nos usage surplus,: lock F1-A2S-B3-S3-C5: surplus...(July 27th, 2025)
• Cessna G720172 Janitrol Switch Assy Heater P n G704025 Nos 0523-112 (28.4% similar) The switch is new old stock...(August 23rd, 2025)
• Janitrol B3049 Heater Model Cessna 310 320 (37.9% similar) Part #: Janitrol B3049 for sale...(September 8th, 2025)
• Janitrol 96c62 Cessna 310 310i Aircraft Gas Heater 24v For Parts 1025-102 (34.9% similar) Free shipping is usually USPS. I think its time to find some Janitrol pics and part these out. Hobbs reads 1015.6. I think the spark plug lead alone is over $10 Cessna 310 / 310I Janitrol aircraft gasoline Heater 24V. Howell says Heater parts went up 300%. Looks like there are overhaul and service ...(October 26th, 2025)