HD-3681 Pressure Sensor 3846N-010-C2 4931169 for Caterpillar Engine Parts

Product Details

Product Overview

This HD-3681 Pressure Sensor, identified by OEM numbers 3846N-010-C2 and 4931169, is a high-quality replacement component designed for a range of heavy-duty Caterpillar diesel engines. As a critical part of the engine management system, this sensor accurately monitors oil or fuel pressure, ensuring optimal performance and preventing costly downtime for your machinery.

Manufactured by to meet OEM specifications, this sensor is a direct-fit replacement for the original Caterpillar part. It is commonly used in demanding applications including excavators, bulldozers, loaders, and trucks, providing reliable pressure readings under harsh operating conditions. Please verify your existing part number against the OEM references provided to ensure correct fitment for your specific engine model.

Key Features & Benefits

• Precise Engine Management: Provides accurate pressure readings to the ECU, optimizing fuel efficiency and reducing emissions.
• Direct OEM Replacement: Engineered to match the form, fit, and function of the original Caterpillar sensor (3846N-010-C2 / 4931169).
• Durable Construction: Built with high-quality materials to withstand extreme temperatures, vibration, and pressure fluctuations typical in heavy equipment.
• Easy Installation: Plug-and-play design simplifies installation, minimizing downtime and labor costs for your service team.
• Rigorous Testing: Each sensor undergoes outgoing inspection and machinery test reporting to guarantee performance out of the box.
• Cost-Effective Solution: Offers a premium aftermarket alternative to expensive dealer parts without compromising on quality or reliability.

Technical Specifications

OEM Cross-Reference

This HD-3681 sensor is a direct replacement for the following original equipment manufacturer (OEM) part numbers. Always cross-check your existing part number for compatibility.

• Caterpillar OEM: 3846N-010-C2
• Caterpillar OEM: 4931169

Compatibility

This pressure sensor is commonly used for Caterpillar diesel engines found in the following heavy equipment applications. Fitment is inferred based on OEM part number cross-references; please verify your specific engine model and serial number.

• Engine Models: Caterpillar C-Series, 3000-Series diesel engines (commonly used with the HD-3681 sensor)
• Vehicle Applications: Excavators, Bulldozers, Loaders, Trucks, Forklifts, Buses, and other heavy industrial machinery.

Global Supply & Distribution

We maintain a robust global supply chain to ensure fast and reliable delivery to B2B buyers worldwide. Our logistics network supports efficient shipping to major industrial hubs across all continents.

• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Australia, Japan, Singapore, Indonesia), Middle East (UAE, Saudi Arabia, Qatar), and South America (Brazil, Chile).
• Shipping Capabilities: We offer flexible shipping options including express courier (DHL, FedEx, UPS), air freight, and sea freight (FOB, CIF) to major ports and airports.
• Export Experience: Our team is experienced in international trade documentation, customs clearance, and compliance, ensuring a smooth purchasing process for our global partners.

Quality Assurance

Quality is paramount in our manufacturing process. The HD-3681 pressure sensor is produced in our ISO-compliant facility in Guangdong, China, ensuring consistent quality control.

• Manufacturing Standards: Produced under strict quality management systems with a focus on precision engineering and durability.
• Testing: Each unit is individually tested for accurate pressure output and electrical continuity. Video outgoing inspection and machinery test reports are available upon request.
• Warranty: We offer a 6-month warranty against manufacturing defects, providing peace of mind for your fleet maintenance operations.

FAQ

Q: How do I confirm this sensor (3846N-010-C2) is compatible with my Caterpillar engine?
A: First, locate the part number on your existing sensor. If it matches 3846N-010-C2 or 4931169, this HD-3681 sensor is a direct replacement. Additionally, check your engine model and serial number. This sensor is commonly used in Caterpillar C-series and 3000-series engines. If you are unsure, please contact our support team with your engine details for verification.

Q: What is the installation procedure for this pressure sensor?
A: Installation is straightforward for a qualified mechanic. Ensure the engine is off and cool. Disconnect the electrical connector. Remove the old sensor using a suitable socket. Apply a small amount of thread sealant (if required by your engine spec) to the new sensor’s threads. Hand-tighten then torque to manufacturer specifications (typically 20-30 Nm). Reconnect the electrical plug. Start the engine and check for leaks and proper pressure readings on your dashboard or diagnostic tool.

Q: What warranty and after-sales support do you offer for this part?
A: We provide a 6-month warranty against manufacturing defects from the date of purchase. If you experience any issues within this period, please contact us with your order details and a description of the problem. We will provide troubleshooting support and, if necessary, arrange a replacement. For large fleet orders, we can discuss extended warranty options and bulk pricing.