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Home / Products / Japanese Isuzu Engine Parts / 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory
Quality 5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible factory

5-13770030-1 Thermostat for Isuzu 4BG1 / 4BD1 Engines – Hitachi / Sumitomo / Sany Compatible

Basic Properties
Place of Origin: Japan
Brand Name: ISUZU
Model Number: 5-13770030-1
Trading Properties
Minimum Order Quantity: 1
Supply Ability: 100 Pieces per Month
Product Summary
Product Details 5-13770030-1 Thermostat – For Isuzu 4BG1 / 4BD1 Engines, Compatible with Hitachi / Sumitomo / Sany Excavators Product Overview The 5-13770030-1 Thermostat is a high-quality replacement part designed specifically for Isuzu 4BG1 and 4BD1 engines. As a core control component of the ...

Product Details

Color: Earthy Yellow
Product Description

Product Details

5-13770030-1 Thermostat – For Isuzu 4BG1 / 4BD1 Engines, Compatible with Hitachi / Sumitomo / Sany Excavators

Product Overview

The 5-13770030-1 Thermostat is a high-quality replacement part designed specifically for Isuzu 4BG1 and 4BD1 engines. As a core control component of the engine cooling system, the thermostat is installed in the coolant passage between the engine and the radiator. It automatically opens and closes based on coolant temperature to regulate the flow path of coolant between the engine (small circuit) and the radiator (large circuit), ensuring the engine operates within the optimal temperature range for improved fuel efficiency and reduced wear.

This thermostat is also compatible with Hitachi, Sumitomo, and Sany excavators. Manufactured to original equipment specifications with premium thermal wax element and precision valve components, it offers accurate opening temperature and reliable operation, making it an essential component for engine cooling system maintenance and repair.

Features & Benefits

  • ✅ OEM Specification – Mounting dimensions and opening temperature are precisely matched to the original part for a direct replacement.

  • ✅ Precise Temperature Control – Premium thermal wax element ensures accurate opening temperature for stable engine operation.

  • ✅ Premium Material – Made from corrosion-resistant metal and precision valve components for stable, long-term performance.

  • ✅ Engine-Specific – Designed exclusively for Isuzu 4BG1 and 4BD1 engines and Hitachi/Sumitomo/Sany excavators.

  • ✅ Quality Guarantee – We stand behind our product with an "Authentic or Money Back" promise.

Compatible Engines

  • Isuzu 4BG1

  • Isuzu 4BD1

Compatible Excavator Brands

  • Hitachi

  • Sumitomo

  • Sany

⚠️ Please confirm your engine model and original part number before ordering to ensure perfect compatibility.

Packaging & Delivery



Item Detail
Packaging Paper box packaging
Unit Piece (1 PCS)
MOQ Accepts single-piece orders; volume discounts available
Delivery Time 15–20 days after payment (faster for in-stock items)

Contact Information

For inquiries, technical support, or price quotes, feel free to reach out to us.

Mr. Zhang Jianchuan

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