Littelfuse 59143 Miniature Flange Mount Sensors

Littelfuse 59143 Miniature Flange Mount Sensors offer normally open contacts in a 23.00mm x 14.00mm x 6.00mm package. The package allows mounting with an M3 screw and washer at 1Nm torque maximum or adhesive mounting. The Littelfuse 59143 can switch up to 265V_AC/300V_DC at 10VA. The 59143 series functions excellently with the matching actuator 57143-000. The devices are ideal for various industrial, appliance, or IoT proximity-sensing applications.

Features

Non-contact switching solution for wet and harsh environments
Housing design for optimum adjustability
Available in select sensitivities (operating distances)
Standard cable configurations, customization options available
Hermetically sealed, IP67 rated, UL and REACH compliant (TBD)
No leakage current in ‘open’ state, ideal for battery-powered IoT applications

Can operate through non-ferrous materials (for example, wood, plastic, or aluminum)
Helps implement efficient proximity/access and energy management systems
Compact size, easy installation, and effective concealment in many applications
UL Recognized per UL 508 and CSA C22.2 No. 14. (TBD)

Applications

Security and access control
Factory automation
Process equipment

Major appliances
Small appliances
Proximity and limit sensing

Specifications

10W maximum contact rating
140V_AC/200V_DC maximum switching voltage
250V_DC minimum breakdown voltage
0.35A_AC/05A_DC maximum switching current
1.2A_DC maximum carry current

0.2Ω maximum initial contact resistance
10¹⁰Ω minimum insulation resistance
0.3pF typical contact capacitance
-40°C to +105°C operating temperature range
1.0ms maximum operate/release time

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Littelfuse 59143 Miniature Flange Mount Sensors

Features

Applications

Specifications

Dimensions

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