59140-1-S-02-A The Littelfuse 59140-1-S-02-A is a reed proximity sensor featuring a 16mm sensing range and a flange mount design. It operates within a temperature range of -40°C to 105°C.
Mfr Part #:

59140-1-S-02-A

Available from 2 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse 59140-1-S-02-A is a reed proximity sensor featuring a 16mm sensing range and a flange mount design. It operates within a temperature range of -40°C to 105°C.
✓ Total Stock: 14,493 pcs
$ Price Range: $1.50

59140-1-S-02-A Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
10,000 pcs
10000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Non-Authorised Inventory information
4,493 pcs
4493 pcs On Request 1 On Request On Request On Request On Request On Request

59140-1-S-02-A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Actuator Material
Automotive Grade
Industrial Grade
Lead Style
Medical Grade
Military Grade
Mounting Type
Must Operate
Operating Temperature
Output Type
Supply Current
Tape & Reel
Termination Style
Type

59140-1-S-02-A Description

Short technical summary and product information.

The Littelfuse 59140-1-S-02-A is a miniature reed proximity sensor designed for non-contact switching applications. It features a normally open (SPST-NO) contact configuration and a flange mount for easy installation.

 

This sensor offers a maximum sensing range of 16mm and a maximum sensing distance of 11.5mm. It is capable of switching up to 265Vac or 300Vdc at 10VA. The operating temperature range is from -40°C to 105°C, making it suitable for various industrial environments.

 

The 59140 series is well-suited for use in a wide range of industrial, appliance, and IoT proximity sensing applications. Its compact size and hermetically sealed, IP67-rated housing contribute to its versatility and durability. The sensor functions best with the matching actuator 57140-000, sold separately.

59140-1-S-02-A Quick Information

Product Type: Reed Switch
Series: 59140 Series
Canonical Name: Littelfuse Inc. 59140-1-S-02-A Reed Switch
Subcategory: Proximity Sensor

59140-1-S-02-A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

59140-1-S-02-A Estimated Pricing

Qty Low High
1+ $1.50 $1.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

59140-1-S-02-A Features

  • Miniature flange mount reed sensor
  • 16mm maximum sensing range
  • SPST-NO contact configuration
  • Operates from -40°C to 105°C
  • Switches up to 265Vac/300Vdc at 10VA

59140-1-S-02-A Applications

  • Industrial proximity sensing
  • Appliance control systems
  • IoT device integration
  • Security and access control

59140-1-S-02-A FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum sensing range of the 59140-1-S-02-A reed sensor?

The maximum sensing range is 16mm.

What is the operating temperature range for this reed sensor?

The operating temperature range is -40°C to 105°C.

What type of output does the 59140-1-S-02-A provide?

It provides a SPST-NO (Single Pole Single Throw - Normally Open) output.

What is the maximum switching voltage and power for this sensor?

It can switch up to 265Vac or 300Vdc at a maximum of 10VA.

How is the 59140-1-S-02-A sensor mounted?

The sensor is designed for flange mounting.

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