Reed Sensors
Push Button Sensor > 59251
59251 Seating Occupancy Reed Switch Sensor
Description
The 59251 is a magnetically operated push button sensor with simple push fit
clip mounting. It has a large integral dome and it’s normally open contacts
actuate when the dome is depressed. It can switch up to 140Vac/200Vdc at
10W. The 59251 has a large integral dome for load distribution and neoprene
boot for environmental protection. It has choice of various cable lengths and
connector options.
Features
• Magnetically operated
position sensor
• Simple push fit mounting
• Operates when plunger is
depressed
• Choice of cable length
• Choice of connector
• Large integral dome
• zRoHS compliant
Dimensions
Dimensions in mm (inch)
Benefits
• Robust construction makes this
sensor well suited to harsh
environments
• Integral neoprene boot provides
protection from severe
environments
• No standby power required
• Hermetically sealed, magnetically
operated contacts give excellent
life and reliabilty
88.90 108.20
(3.500) (4.260)
Ø66.0
(2.600)
Ø8.13
(.320)
Applications
• Seat occupancy sensing
• Position and limit sensing
2.75
(69.85)
Activation (without boot)
24.38
(.960)
10.00
Cable Length Option (.390)
Operate Distance d1 5.5mm (0.217) max.
Release Distance d2 1.5mm (0.059) min.
6.35
(.250)
23.88
(.940)
Release
Operate
16.00
(.630)
d1
d2
Rest Position
17.27
(.680)
© 2019 Littelfuse
Revised: 02/08/19
littelfuse.com
Specifications are subject to change without notice.