Product introduction
The Cummins level switch/liquid level sensor, model G5668408, is a precision monitoring component designed specifically for engine fuel and cooling systems. The liquid level switch features a highly stable solid-state structure, is compatible with media such as diesel and engine oil, and operates within a temperature range of -40℃ to 150℃. This product boasts an IP67 protection rating, supports dry contact or 4-20mA signal output, is compatible with Cummins intelligent electronic control systems, and can be integrated into the "e-Cummins" remote diagnostic platform. Its core advantages include vibration-resistant design, fast response, and long lifespan, making it widely applicable in liquid level monitoring scenarios in heavy-duty trucks, construction machinery, and other equipment.
Product Images
Product Parameters
| Parameter category | Detailed Description |
| Part number | G5561230 |
| Rated voltage | 12v dc or 24v dc |
| Contact load | 10A@30V DC or 5A@125V AC |
| Contact form | SPDT (Single Knife Double Throw) or DPDT (Double Knife Double Throw |
| Electrical life | ≥ 100,000 times |
| Mechanical life | ≥1 million times |
| Size | Approximately 20.5mm×10.1mm×11.5mm |
| Compatible engine | Designed specifically for 6.7L Cummins engines (such as ISB6.7 and QSB6.7 series), it is compatible with both National V and National VI emission systems |
| Typical application | 1. Fuel pump control circuit 2. Start and stop control of the cooling fan 3. Auxiliary power management module |
Product Advantages
The Cummins liquid level switch boasts strong vibration resistance, long lifespan, and suitability for harsh engine compartment environments. Supporting photoelectric or electrode technology, it offers a response time as fast as 50 microseconds and an accuracy of ±0.5%FS (full scale), ensuring real-time and accurate level data for media such as diesel and engine oil. With an IP67 protection rating, it is dustproof, waterproof, and made of corrosion-resistant materials, making it suitable for complex environments such as chemical and water treatment plants.
FAQ
Q: 1. What is the measurement accuracy of the Cummins G5668408 level switch?
A: According to similar products, its accuracy can reach ±0.5%FS, with some high-precision models, such as photoelectric level switches, having an error as low as ±0.25%FS4.
Q: 2. Is the operating temperature range of this product suitable for engine compartment environments?
A: Yes, its operating temperature range is -40℃ to 150℃, fully meeting the requirements of high-temperature engine conditions.
Q: 3. What are the output signal types of the G5668408 level sensor?
A: It supports dry contact switching signals or 4-20mA analog signals, compatible with Cummins electronic control systems and CAN bus protocols.
Q: 4. What are the precautions for installing the level switch?
A: It must be fixed to the side wall/top of the container after power is off to prevent impurities from clogging the probe, and sealant should be used to prevent leakage.
Q: 5. What customs declaration documents are required for exporting liquid level sensors?
A: A commercial invoice, packing list, bill of lading, trade contract, certificate of origin, and other required declaration elements are needed.
Q: 6. How to avoid customs inspection risks during transportation?
A: Ensure the goods description matches the declaration, the classification is accurate, and the documents are complete and comply with the requirements of the destination country.
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