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Product Details
Product Overview
This genuine thermostat, identified by the OEM part number 1-13770070-0 (also referenced as 1137700700), is a critical component for maintaining optimal engine operating temperature in heavy-duty excavators. Designed specifically for Isuzu diesel engine families, this part ensures precise coolant flow regulation to prevent overheating and reduce engine wear.
Commonly used in Hitachi Ex200-5 and Ex200 series excavators, this thermostat is compatible with 6BD1, 6BG1, 6BB1, and 4BG1 engine models. It provides reliable temperature control for demanding construction and mining applications, helping to extend engine life and maintain fuel efficiency under heavy loads.
As a genuine component sourced from Japan, this thermostat meets strict OEM specifications for fitment and thermal performance. It is suitable for both replacement and maintenance purposes in excavators operating in severe working conditions.
Key Features & Benefits
Precise Temperature Regulation: Ensures the engine reaches and maintains optimal operating temperature quickly, reducing cold-start wear and improving combustion efficiency.
Genuine OEM Quality: Manufactured to original equipment standards, guaranteeing exact fitment and reliable performance for 6BD1, 6BG1, 6BB1, and 4BG1 engines.
Durable Construction: Built with corrosion-resistant materials to withstand high-temperature coolant and harsh working environments common in excavator applications.
Easy Identification: Marked with OEM part number 1-13770070-0 for hassle-free cross-referencing with your existing thermostat.
Reduced Downtime: Direct replacement design allows for quick installation, minimizing machine downtime on job sites.
Extended Engine Life: Proper thermostat function prevents overheating and overcooling cycles, protecting cylinder heads, gaskets, and cooling system components.
Wide Compatibility: Fits multiple Isuzu engine models used in Hitachi excavators, simplifying inventory management for equipment fleets.
Technical Specifications
Specification
Details
Part Number
1-13770070-0 / 1137700700
Product Type
Engine Thermostat
Engine Models
6BD1, 6BG1, 6BB1, 4BG1
Application
Excavator (Hitachi Ex200-5, Ex200 series)
Condition
Genuine OEM
Place of Origin
Japan
Warranty
3 Months
MOQ
1 Piece
Delivery Time
Upon Payment Receipt
OEM Cross-Reference
This thermostat is directly interchangeable with the following OEM part numbers:
1-13770070-0 (Primary OEM Number)
1137700700 (Alternative Format)
These numbers are commonly found on original equipment thermostats supplied for Isuzu 6BD1, 6BG1, 6BB1, and 4BG1 engines used in Hitachi excavators. Always verify your existing part number before ordering.
Compatibility
This thermostat is commonly used for the following engine models and equipment applications:
Engine Models: Isuzu 6BD1, 6BG1, 6BB1, 4BG1
Excavator Models: Hitachi Ex200-5, Ex200 series
Note: Fitment is inferred from common industry applications. Always confirm compatibility with your specific engine serial number and equipment model before purchase.
Global Supply & Distribution
We offer worldwide shipping capabilities to support international B2B buyers in the construction and heavy equipment sectors. Our logistics network ensures fast delivery to major ports and industrial centers across:
North America: Los Angeles, Houston, New York, Toronto, Vancouver
Europe: Rotterdam, Hamburg, Antwerp, London, Barcelona
Asia-Pacific: Singapore, Shanghai, Tokyo, Sydney, Dubai
Middle East & Africa: Jebel Ali, Dammam, Durban, Lagos
With export experience in international trade compliance, we provide reliable shipping documentation and customs support for B2B orders. Standard delivery time is upon payment receipt, ensuring minimal lead time for urgent maintenance needs.
Quality Assurance
This thermostat is sourced as a genuine OEM component, manufactured to the original equipment specifications for Isuzu engines. Key quality assurance measures include:
Manufacturing Standards: Produced in Japan under strict quality control processes that meet ISO and OEM standards.
Testing Procedures: Each thermostat is tested for proper opening temperature and sealing performance before distribution.
Warranty Coverage: Backed by a 3-month warranty against manufacturing defects, providing peace of mind for your investment.
After-Warranty Service: Video technical support is available to assist with installation guidance and troubleshooting after the warranty period.
FAQ
Q1: How do I verify that this thermostat fits my excavator engine? A: Check the part number stamped on your existing thermostat. It should match 1-13770070-0 or 1137700700. Also confirm your engine model (6BD1, 6BG1, 6BB1, or 4BG1) by checking the engine nameplate. This thermostat is designed for Hitachi Ex200-5 and Ex200 series machines, but always cross-reference with your equipment manual.
Q2: What is the recommended installation procedure for this thermostat? A: Installation should be performed by a qualified technician. Drain the coolant, remove the thermostat housing, clean the mating surfaces, install the new thermostat with the jiggle valve positioned correctly, replace the gasket, and refill with fresh coolant. Torque the housing bolts to manufacturer specifications to prevent leaks.
Q3: How often should the thermostat be replaced in excavator engines? A: As a general guideline, replace the thermostat every 2-3 years or 2,000-3,000 operating hours, whichever comes first. However, if you notice engine overheating, slow warm-up, or fluctuating temperature readings, inspect and replace the thermostat immediately. Regular replacement prevents unexpected failures that can cause costly engine damage.
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