Product introduction
The Cummins 3696558L and 3696215L thermostats are precision temperature control components designed specifically for the 5.9L 12V and ISX15 Cummins engines. As key components of the engine cooling system, both the 5.9L and 12V Cummins thermostats employ a paraffin-based temperature control principle, automatically adjusting the cooling circulation path by sensing the coolant temperature to ensure the engine always operates within its optimal temperature range.
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Product Parameters
| Parameter category | Detailed Description |
| Part number | 3696215L |
| Operating temperature range | 82°C-95°C(opening temperature) |
| Material | High-quality stainless steel casing, paraffin sensing element |
| Sealing performance | Adopt high-temperature resistant sealing materials |
| Service life | It usually exceeds 50,000 kilometers |
| Applicable engine model | 1. 5.9L 12V engine : widely used in medium trucks and construction machinery 2. ISX15 engine : power range 400-605 horsepower, meeting the demands of heavy-duty trucks |
Product Advantages
The Cummins ISX15 thermostat employs an advanced paraffin-based temperature control principle, precisely stabilizing engine temperature within its optimal operating range to ensure efficient engine operation under various conditions. The temperature control range is accurate to 82°C-95°C (start temperature), preventing engine overheating or undercooling.




FAQ
Q: 1. What are the main functions of the Cummins 3696558L and 3696215L thermostats?
A: These two thermostats are precision temperature control components specifically designed for 5.9L 12V and ISX15 Cummins engines. They employ a paraffin-based temperature control principle to ensure the engine always operates within its optimal temperature range.
Q: 2. Which Cummins engines are the 3696558L and 3696215L thermostats suitable for?
A: 5.9L 12V engines: Widely used in medium-duty trucks and construction machinery;
ISX15 engines: Power range of 400-605 horsepower, meeting the needs of heavy-duty trucks.
Q: 3. What are the special packaging requirements for international shipping of Cummins thermostats?
A: Wooden packaging must comply with ISPM15 standards and bear the IPPC mark; the outer box must be affixed with special markings for shockproof and anti-tilt properties.
Q: 4. What customs requirements should be noted when exporting Cummins thermostats?
A: Accurately declare the value of goods to avoid seizure due to false declarations; prepare complete commercial invoices, packing lists, and other customs clearance documents; for used equipment, pre-shipment inspection and registration procedures are required.
Q: 5. What are the precautions for exporting Cummins thermostats to different countries?
A: You can check the relevant precautions with your country. If you have any questions, please contact us.
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