HD-5223 EC210 Thermostat Seat for Volvo Excavator Engine Parts

Product Details

Product Overview

This HD-5223 Thermostat Seat is a precision-engineered component designed specifically for use in Volvo EC210 excavator diesel engines. As a critical part of the engine’s cooling system, the thermostat seat ensures proper housing and sealing for the thermostat, maintaining optimal operating temperatures for enhanced engine performance and longevity.

Manufactured under strict quality controls by, this thermostat seat is a direct replacement part that meets OEM specifications. It is commonly used in construction, industrial, agricultural, and marine applications where Volvo EC210 engines are deployed. The part number HD-5223 corresponds to the original Volvo reference, ensuring accurate fitment for maintenance and repair operations.

For international buyers sourcing heavy equipment engine components, this thermostat seat offers a reliable aftermarket solution without compromising on quality or dimensional accuracy. Each unit undergoes outgoing inspection and is backed by a 6-month warranty for buyer confidence.

Key Features & Benefits

• OEM-Spec Dimensions: Manufactured to match original Volvo EC210 thermostat seat measurements, ensuring bolt-on compatibility without modification.
• Durable Construction: Built from high-grade materials to withstand extreme engine temperatures and thermal cycling common in diesel operation.
• Corrosion Resistance: Treated surfaces resist rust and degradation from coolant exposure, extending service life.
• Precision Seal Surface: Machined flat sealing area prevents coolant leaks and ensures proper thermostat seating for consistent engine temperature regulation.
• Direct Replacement: Part number HD-5223 cross-references to Volvo OEM numbers, simplifying parts identification for maintenance teams.
• Tested Reliability: Each unit includes machinery test reports and video outgoing inspection documentation for quality verification.
• Versatile Application: Suitable for Volvo EC210 excavators used in construction sites, industrial facilities, farms, and marine environments.

Technical Specifications

OEM Cross-Reference

This HD-5223 thermostat seat is designed as a direct aftermarket replacement for the following Volvo OEM part numbers:

• Volvo OEM: 8-98023-526-0
• Volvo OEM: 20503450
• Volvo OEM: 11037516

Note: Always verify your existing part number before ordering. Cross-reference information is provided for guidance and may not cover all regional variations.

Compatibility

This thermostat seat is commonly used for the following applications:

• Engine Models: Volvo EC210 series diesel engines
• Vehicle Types: Volvo EC210 excavators
• Applications: Construction machinery, industrial equipment, agricultural tractors, genset installations, marine vessels, and material handling equipment

Fitment is inferred based on part number cross-reference. Always confirm compatibility with your specific engine serial number and existing component.

Global Supply & Distribution

maintains a robust global distribution network to serve B2B buyers worldwide. Our thermostat seats are available for export to all major markets including:

• North America: United States, Canada, Mexico – fast delivery to ports in Los Angeles, Houston, and Vancouver
• Europe: Germany, United Kingdom, Netherlands, France – shipped via Rotterdam, Hamburg, and Felixstowe
• Asia-Pacific: Australia, Japan, South Korea, Singapore – direct to Sydney, Yokohama, Busan, and Singapore ports
• Middle East & Africa: UAE, Saudi Arabia, South Africa – via Jebel Ali, Dammam, and Durban
• South America: Brazil, Chile, Argentina – through Santos, Valparaíso, and Buenos Aires

We offer flexible shipping options including air freight, sea freight, and express courier services. Bulk orders receive priority handling and competitive freight rates. Our team manages all export documentation and customs clearance support for smooth international transactions.

Quality Assurance

Every HD-5223 thermostat seat is manufactured in ISO-compliant facilities in Guangdong, China. Our quality assurance process includes:

• Incoming Material Inspection: Raw materials are tested for composition and structural integrity before production.
• Dimensional Verification: Each part is measured against OEM specifications using calibrated instruments.
• Functional Testing: Thermostat seats undergo pressure and thermal cycling tests to validate sealing performance.
• Outgoing Inspection: Video documentation of final inspection is provided upon request.
• Warranty Coverage: 6-month warranty against manufacturing defects with online technical support available after warranty period.
• Traceability: Each batch is labeled with production date and quality control codes for full traceability.

FAQ

Q1: How do I verify this thermostat seat fits my Volvo EC210 engine?
A: Locate your existing thermostat seat part number – it should match HD-5223 or the Volvo OEM numbers listed in our cross-reference section (8-98023-526-0, 20503450, or 11037516). For absolute confirmation, measure the mounting bolt pattern and seal surface diameter, or contact our technical support with your engine serial number for verification.

Q2: What maintenance steps should be taken during thermostat seat replacement?
A: Always drain coolant completely before removal. Clean the mounting surface thoroughly to remove old gasket material and debris. Apply a thin layer of high-temperature silicone gasket sealer to both sides of the new gasket (not included). Torque mounting bolts to manufacturer specifications – typically 20-25 Nm for EC210 applications. Refill with approved coolant and bleed air from the system before engine start-up.

Q3: Can this part be used in marine or genset applications with Volvo engines?
A: Yes, the HD-5223 thermostat seat is suitable for any Volvo EC210-based diesel engine used in marine propulsion, generator sets, or industrial pumps, provided the cooling system configuration matches. For marine applications, we recommend using additional corrosion protection measures. Always verify coolant compatibility with your specific operating environment.