1825910-6 TE Connectivity 1825910-6 ALCOSWITCH FSM 6mm Tactile Switch

TE Connectivity 1825910-6 is a 6mm tactile switch from the ALCOSWITCH FSM series, designed for printed circuit board applications that require compact manual input, tactile feedback, and reliable momentary switching. It features a round top actuator, normally open operating function, single-pole single-throw configuration, and through-hole solder termination for stable PCB mounting.

This switch is suitable for control panels, electronic instruments, consumer devices, industrial interfaces, and other equipment where a compact pushbutton input is required. TE lists the part as Active, with TE internal description FSM4JH=6MM TACT SWITCH, HIGH TEMP and alias FSM4JH.

Key Features

• TE Connectivity / ALCOSWITCH FSM series tactile switch
• 6mm tactile switch for PCB-mounted pushbutton input
• SPST-NO, normally open momentary operation
• Round actuator with top actuation
• 50mA contact current rating
• 24VDC operating voltage
• Through-hole solder termination
• Copper alloy contacts with silver contact plating
• Black PBT actuator and black nylon case
• Low-profile vertical PCB design
• Operating temperature range: -40°C to +105°C

Core Specifications

Applications

• PCB-mounted control buttons
• Industrial control panels
• Test and measurement equipment
• Consumer electronics
• Audio/video equipment
• Instrumentation interfaces
• Embedded system control boards
• Reset, mode select, menu, and function buttons

Summary

TE Connectivity 1825910-6 is an active ALCOSWITCH FSM 6mm tactile switch with SPST-NO operation, 50mA/24VDC rating, silver-plated copper alloy contacts, and through-hole PCB mounting.