Littelfuse

59040-4-U

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Description

The 59040 Press-Fit Firecracker Reed Sensor is a small, cylindrical reed sensor 31.0mm (1.22”) long that presses into a 9.5mm (.375”) diameter hole with a choice of normally open, normally closed or change-over contacts. Capable of switching up to 200Vdc at 10W. Available with a range of sensitivity, cable length, plastic housing color, and connector options. Well suited for position and limit sensing, security, and level sensing applications. Functions best with the 57040 actuator. The 57040 actuator is sold separately.
Part Number
59040-4-U
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Specifications

Switching Power (W)
5
Switching Voltage (V DC)
175
Switching Current (A DC)
0.25
Switching Voltage (V AC)
120
Switching Current (A AC)
0.18
Breakdown Voltage (V DC)
200
Max Contact Resistance (Ω)
0.2
Magnetic Sensitivity (AT)
25 to 30
Nominal Activate Distance (mm)
17
Switch Type
B:SPST-NC
Min Operating Temp °C
-40
Max Operating Temp (°C)
105
Max Operate Time (ms)
3
Max Release Time (ms)
3