
Oil Radiator
An oil radiator is a heat exchanger used to dissipate excess heat from an oil circuit within an internal combustion engine or other machinery. In an engine application, the oil radiator works alongside the water cooling system. As the engine operates, oil circulates through passages in the block and heads, absorbing heat from the moving parts. Once the oil becomes hot, it is pumped through the oil radiator.
Product Introduction
We are a professional ship parts supplier. We have a strong technical R&D team and professional customer service team. In addition to providing standard spare parts for all models of Sea-Doo boats, we also provide spare parts from other brands and provide custom design and manufacturing services according to customer requirements.
Rich Product Range
Our company can produce different types of motorboat hulls, motorboat front bumpers, motorboat rear bumpers, screw gaskets, motorboat throttles, motorboat hoses, sliding bearing shells and more.
Wide Sales Area
Our products cover nearly 30 provinces and cities in China and are exported to North America, South America, Oceania, Europe, Asia-Pacific, etc.
Customizable
In addition to providing standard spare parts for various models of Sea-Doo ships, we also provide spare parts of other brands, and provide customized design and manufacturing services according to customer requirements; providing standard spare parts and OEM/ODM services to hundreds of customers.
Leading Service
We have many years of industry experience and a complete production management, quality supervision, sales service operation system. Whether you are looking to purchase marine spare parts or steering gear parts, just email your requirements and we can customize the product for you.
A power control relay is an electromechanical or solid-state switching device used to manage the flow of electrical power in a circuit. It is designed to open or close contacts based on the input from a control signal, which can be either electrical or electronic.The primary function of a power control relay is to switch high-power loads while using a low-power control circuit. This allows for the remote control and automation of electrical systems, enhancing safety and efficiency.
One of the key advantages of the Intercooler is its efficient heat exchange properties. The intercooler is designed to efficiently transfer heat from the compressed air to the surrounding environment, ensuring that the intake charge remains at an optimal temperature. This allows the engine to operate at peak performance levels, delivering exceptional acceleration and power.
The Jet Ski Throttle is meticulously engineered and crafted using high-quality materials. Its primary purpose is to translate the rider's input into precise control over the watercraft's speed and acceleration. With its ergonomic design and responsive mechanism, the throttle ensures a seamless and intuitive riding experience.
The Jet Ski Hose without Catalyst is meticulously engineered and crafted using high-quality materials. Its primary purpose is to facilitate the precise routing and transfer of fluids within the watercraft's system, ensuring efficient flow and maintaining optimal performance. By minimizing restrictions and pressure drop, this hose allows for smoother fluid flow, enhancing the overall functionality of the watercraft.
The plain bearing shell is a fundamental component within the engine of a BRP Sea-Doo watercraft, designed to reduce friction and support the smooth rotation of critical engine parts.
The Oil Radiator is meticulously engineered and crafted using high-quality materials. Its primary purpose is to dissipate heat generated by the engine oil, preventing excessive temperature buildup.
What is Oil Radiator
An oil radiator is a heat exchanger used to dissipate excess heat from an oil circuit within an internal combustion engine or other machinery. In an engine application, the oil radiator works alongside the water cooling system. As the engine operates, oil circulates through passages in the block and heads, absorbing heat from the moving parts. Once the oil becomes hot, it is pumped through the oil radiator.
Features of Oil Radiator
Thermal Retention
The design of the Oil Radiator is the secret to its equal distribution and balance of warm air to the room temperature. These radiators first warm up the oil in the device. After the oil is warm enough, the radiator then transfers heat to the surrounding space. The process first takes longer than when using other conventional heaters but the real benefit is after the heating process.
Oil Cooler Takes Away The Heat
The most important Oil Radiator benefit is that it takes away the surplus heat from the engine oil. The engine oil needs airflow to take away the excess heat. Therefore, having more airflow is always better. Cooling also depends on the difference in temperature between air and oil. For instance, cooler air cools better than air that is warmer.
Heating Element
This is the core of the radiator where electrical energy is converted into heat. The heating element is usually a coiled wire or a series of conductive metal fins that heat up when electricity is applied.
Enclosed Oil Reservoir
The heating element is submerged in a sealed chamber filled with thermal oil. The oil is heated by the element and, because it is sealed, it never needs to be replaced. The oil serves as a heat reservoir, allowing the radiator to continue emitting heat even after the power is turned off.
Metal Body or Fins
The heated oil transfers its heat to the metal body or fins of the radiator, which are designed to have a large surface area for better heat dissipation. The metal body acts as a heat exchanger, radiating the heat into the surrounding space.
Thermostat
Oil radiators come with a built-in thermostat that allows you to set a desired room temperature. The thermostat regulates the power to the heating element, turning it on and off as needed to maintain the set temperature.
Adjustable Settings
Oil Radiator have adjustable settings for heat output, allowing you to choose between different levels of warmth depending on your needs.
Safety Features
Oil radiators often include safety features such as overheat protection and tip-over switches. Overheat protection will shut off the heater if it reaches a dangerously high temperature, while a tip-over switch will turn off the power if the unit is knocked over.
Casters or Feet
Oil radiators are equipped with casters (wheels) for easy movement around a room, or they may have sturdy feet to keep the unit stable on the floor.
Control Panel or Knobs
The control panel or knobs are used to adjust the thermostat settings, heat output, and other features of the heater.
Power Cord
The power cord connects the oil radiator to an electrical outlet, providing the necessary electricity to heat the oil and the metal fins.
Indicator Lights
These lights provide visual cues about the operational status of the heater, such as when it's on, off, or in standby mode.
How to Choose Oil Radiator
Compatibility With Engine
Ensure the oil radiator fits your specific jet ski model and engine size. Check the dimensions, mounting points, and connection fittings to match the original equipment.
Material Quality
Look for radiators made from high-grade materials like aluminum or copper, which offer good corrosion resistance and heat conductivity. Avoid cheaper materials that may not withstand the marine environment.
Cooling Capacity
Select a radiator with sufficient capacity to handle the heat generated by your jet ski's engine, especially if you plan to use it for extended periods or in warm conditions.
Fin Design
The fin density and design affect the radiator's cooling efficiency. More and smaller fins increase surface area for better heat dissipation.
Core Configuration
The number of tubes and their arrangement in the core impact the radiator's performance. A larger core with more tubes generally provides more cooling area.
Hose Fittings and Connectors
Make sure the hose fittings and connectors are compatible with your jet ski's existing plumbing. Some aftermarket radiators may require adapters.
Working Principle of Oil Radiator




Heat Generation
In an internal combustion engine or machinery, the oil is heated as it circulates through the system, absorbing heat from the moving parts and friction generated during operation.
Circulation
A pump forces the heated oil through the oil radiator. The pump maintains a flow of oil, ensuring that the heated fluid is continuously moved through the system.
Heat Transfer to Radiator
As the oil passes through the oil radiator, it comes into contact with the walls of the passages or tubes within the radiator. Heat is transferred from the oil to the walls of these passages due to conduction, which is the direct transfer of thermal energy through solid materials.
Cooling Via Convection
The outer surfaces of the oil radiator are designed with a series of fins to increase the surface area. Coolant, often water or a water/antifreeze mixture, flows through the passages or tubes inside the radiator. As the coolant absorbs heat from the oil, its temperature rises. Ambient air, either forced over the fins by a fan or allowed to flow naturally, removes this heat from the coolant through convection, which is the transfer of heat by movement of fluids (in this case, air and water).
Return of Cooled Oil
After losing heat, the cooled oil returns to the engine or machinery, where it once again absorbs heat, and the cycle repeats.
How to Maintain Oil Radiator
Regular Inspection
Check the oil radiator regularly for signs of damage, leaks, or corrosion. Look for any loose connections, damaged fins, or clogged passages.
Clean External Surfaces
Dirt and debris can impair the radiator's ability to dissipate heat effectively. Clean the external fins and casing with a soft brush or compressed air to remove accumulated dirt.
Check Coolant Levels
If the oil radiator is part of a liquid-cooled system, ensure that the coolant levels are adequate and that the coolant is clean and free of contaminants.
Flush the System
Over time, the coolant in the system can become dirty or degraded. Flush the cooling system according to the manufacturer's recommendations to remove old coolant and replace it with fresh fluid.
Replace Damaged Parts
If any components of the oil radiator, such as gaskets or seals, are worn or damaged, replace them promptly to prevent leaks.
Check For Leaks
Inspect the radiator for any signs of oil leakage, which could indicate failed seals or gaskets. If a leak is present, address it immediately to avoid oil depletion and potential engine damage.
Inspect Hoses and Clamps
Ensure that the hoses connecting the oil radiator to the engine are in good condition, without cracks or bulges, and that the clamps securing the hoses are tight and secure.
Pressure Testing
Perform a pressure test on the system to check for leaks that may not be visible. This can help identify issues that could lead to radiator failure.
Frequently Asked Questions
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