CAT 191-6587 10MA 2 PIN PASSIVE TEMPERATURE SENSOR

The CAT 191-6587 is a 10mA 2-pin passive temperature sensor for compatible Caterpillar equipment. Cat describes low temperature sensors as using thermocouples and thermistors to sense temperature, with passive resistive, thermocouple, active PWM, and analog output versions available across the product family.

Specifications

• Manufacturer: Caterpillar / CAT
• Part Number: 191-6587
• Part Type: Passive temperature sensor
• Current Rating: 10mA per product title
• Connector: 2-pin per product title
• Sensor Family: Cat low temperature sensor
• Output Type: Passive temperature sensing for compatible systems
• Attributes: Cat notes improved low-temperature accuracy and availability in various thread sizes, connector types, and harness lengths across this sensor family

Key Features

• 2-pin passive temperature sensor for compatible Cat systems.
• Designed for temperature feedback in heavy equipment electrical systems.
• Part of Cat low temperature sensor family for accurate low-temperature measurement.
• Useful for replacing failed or out-of-range temperature sensors.

Cross References

• Primary CAT part number: 191-6587.
• Frequently appears in Cat parts diagrams with related seals and temperature indicator assemblies; confirm complete service parts before installation.

Machine Compatibility

• Compatibility depends on thread size, connector type, sensor calibration, and harness configuration.
• Verify by machine serial number and electrical schematic.

Typical Applications

• Temperature sensing and monitoring.
• Coolant, oil, or system temperature feedback where specified.
• Heavy equipment sensor diagnostics.
• Caterpillar electrical spare parts inventory.

Search Keywords

CAT 191-6587 temperature sensor, Caterpillar 1916587 10mA 2 pin passive temperature sensor, Cat low temperature sensor.

Caterpillar 2 pin sensor, passive temperature sender, heavy equipment temperature sensor, HRS Supplies.