
Product Overview
This is a premium-quality Air Intake Temperature (IAT) Sensor, part number 8121468300, engineered for high-performance and durability in demanding industrial applications. As a leading global supplier of heavy-duty engine components, we provide reliable parts with seamless worldwide shipping to major markets including North America, Europe, Asia-Pacific, and the Middle East. This sensor is critical for optimal engine management, fuel efficiency, and emission control in Isuzu-powered machinery.
Key Features & Benefits
- Precision Engineered: Manufactured to exact OEM specifications for accurate temperature readings and seamless ECU communication.
- Enhanced Durability: Constructed with high-grade materials to withstand extreme under-hood temperatures, vibration, and contaminants.
- Optimal Engine Performance: Ensures correct air/fuel mixture calculation, promoting maximum power output, fuel economy, and reduced emissions.
- Reliable Sourcing: Direct from trusted manufacturers, guaranteeing consistent quality and fitment for B2B buyers and distributors.
- Global Compliance: Produced to meet international quality and performance standards suitable for export markets worldwide.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 8121468300 |
| Alternative Part Number | 8-12146830-0 |
| Part Type | Air Intake Temperature Sensor (IAT Sensor) |
| Primary Engine Compatibility | Isuzu 4HK1, Isuzu 6HK1 |
| Connector Type | Standard 2-pin electrical connector (OEM-style) |
| Thread Size | Standard OEM thread for secure installation into intake manifold |
| Operating Temperature Range | Designed for full operational range of diesel engines |
| Condition | New, High-Quality Replacement |
OEM Cross-Reference
This part is a direct replacement for the following OEM numbers:
- Isuzu: 8121468300, 8-12146830-0
Note: Always verify part number compatibility with your specific engine serial number before purchase.
Compatibility
This IAT sensor is specifically designed for Isuzu diesel engines and is commonly found in a wide range of heavy equipment applications.
- Compatible Engine Models: Isuzu 4HK1, Isuzu 6HK1.
- Typical Applications: Excavators, Wheel Loaders, Generator Sets, Industrial Power Units, and other machinery utilizing the Isuzu 4HK1 or 6HK1 engine platform.
Global Supply & Distribution
We specialize in the international export of heavy-duty engine components. Our logistics network ensures efficient delivery to key industrial regions globally.
- Worldwide Shipping: Available via air and sea freight to all major continents.
- Major Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Australia, Southeast Asia, Middle East, Africa, and South America.
- Fast Port Delivery: Expedited shipping to major global ports including Los Angeles, Rotterdam, Singapore, Dubai, and Sydney.
- Export Expertise: Fully compliant with international trade regulations. All necessary commercial documentation (Packing List, Invoice, Certificate of Origin) provided for smooth customs clearance.
Quality Assurance
We are committed to supplying parts that meet the highest standards of reliability and performance.
- Manufacturing Standards: Produced using ISO-certified manufacturing processes with strict quality control at every stage.
- Testing: Each sensor undergoes rigorous electrical and functional testing to ensure signal accuracy and response time meet OEM benchmarks.
- Warranty: Backed by a comprehensive 12-month warranty against manufacturing defects, providing peace of mind for our B2B partners.
FAQ
Q1: How do I know if this sensor will fit my specific Isuzu 4HK1 engine?
A1: This sensor is designed as a direct replacement for the standard 4HK1 and 6HK1 engines. The most reliable method is to cross-reference the part number stamped on your original sensor with our listed numbers (8121468300 or 8-12146830-0). Checking your engine’s service manual or consulting with your technician is also recommended.
Q2: What are the symptoms of a failing Air Intake Temperature Sensor?
A2: A faulty IAT sensor can cause several performance issues, including: poor fuel economy, black smoke from the exhaust, rough idling, lack of power, hard starting (especially when cold or hot), and an illuminated check engine light with relevant diagnostic trouble codes (DTCs).
Q3: What is your typical lead time for orders to Europe or North America?
A3: Lead times vary based on order volume and destination. For standard container shipments (LCL/FCL) to major ports in Europe or North America, typical transit is 25-40 days. For urgent requirements, air freight options are available with delivery in 5-10 business days. We provide detailed shipping quotes and timelines with every order inquiry.
Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.
2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.
3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.
4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.
5. Scientific ERP system, easy and fast to locate the parts that customer needs.
6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.
Exhibition

Packing&Shipping

1. Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).
2. Once we get confirmation of payment, we will ship products in 2 days.
3. Our packaging is standard export wooden box or others as your requirement.
4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ
Q1. What is your company major products?
A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.
Q2.What is the MOQ?
A: Normally we can supply any quantity if we have in stock.
Q3. What is your payment term ?
A: We accept Western Union, T/T, Paypal.
Q4. What is the packing ?
A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.
Q5. When can you deliver products after payment ?
A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .
Q6. What can you do to complete order perfectly ?
A: In the beginning , We will communicate with clients in details to understand what they need .
Before packing , We will check the products and send photos to clients .After confirmation ,
We will packing products well to avoid damage . Once we get tracking number ,
We will send it to customer and keep contact in with clients .