The MQS-4 is one of the Toneluck waterproof micro switch series, which is included the MQS-41, MQS-42, and MQS-43 series.

MQS-4 Waterproof Micro Switch Features

The ratings of MQS-4 are “2A/12VDC, 40T85, 100000 cycles; 2A/24VDC, 40T85, 50000 cycles; 10mA/12VDC, 40T85, 250000 cycles; 0.1mA/250VAC, 40T85, 50000 cycles; 0.5mA/250VAC, 40T85, 10000 cycles”.  Generally, it will be used in automotive parts, like the car door and bonnet lock. As well as can be used in power tools, like the electric screwdriver, grinder, Gas nail gun, and so on.

Meanwhile, the MQS-42 and MQS-43 series are sealed structures with IP67 waterproof functions, which means it can use in the wet environment. All in all, the Toneluck MQS-4 series are high-quality and famous in the automotive industry.  And Tonelcuk also supplies our microswitch to world-famous customers in automotive, like Magna, Kiekert, Brose, U-shin, Inteva, and so on.

MQS-4 Waterproof Micro Switch Display

MQS-4 Waterproof Micro Switch Ordering Guide

시리즈 전기 정격 위치 핀 터미널 유형 Lever Type Contact Plating 버전
MQS-41 1= 2A/12VDC,SPDT A = Side A, 1.5mm A=Angled PCB pins, side A See the catalog Ag=Sliver Alloy 01:Standard Version
MQS-42 2= 10mA/12VDC,SPDT B = Side B, 1.5mm B=Angled PCB pins, side B Custom-made:03,04,etc.
MQS-43: second molding with wire 3= 0.1A/250VAC,SPDT C = Both Sides, 1.5mm C=직선 PCB 핀
4= 2A/12VDC,SPST-NO D = Side A, 2.5mm D=Straight crimped PCB pins
5= 10mA/12VDC,SPST-NO E = Side B, 2.5mm E=Solder terminal
6= 0.1A/250VAC,SPST-NO F = Both Sides, 2.5mm F=Terminal B
7= 2A/12VDC,SPST-NC G = Side A,5mm H=Angled Solder terminal,Side B
8= 10mA/12VDC,SPST-NC H = Side B, 5mm J=Interlock terminal,side A
9= 0.1A/250VAC,SPST-NC J = Both Sides, 5mm K= Interlock terminal,side B
N = No Position Pin M=Short Interlock terminal,side B
M=Side A, 2.5mm+Side B(single), 0.8mm P=Soder-free Clamping terminal
W=Wires Specification: eg.W1,W2,W3,etc

MQS-4 Waterproof Micro Switch Specification

시리즈 Actuation Side IP Protection Terminals Side IP Protection Operation Force Operation Position
MQS-41 IP 67 IP00 50 – 150 gf 6.15±0.3mm
MQS-42 IP 67 IP 00 50 – 200 gf 9.40±0.3mm
MQS-43 IP 67 IP 67 50 – 200 gf9 9.40±0.3mm
전기 정격 2A/12VDC, 40T85, 100000 cycles
2A/24VDC, 40T85, 50000 cycles
10mA/12VDC, 40T85, 250000 cycles
0.1mA/250VAC, 40T85, 50000 cycles
0.5mA/250VAC, 40T85, 10000 cycles
기계적 수명 1,000,000 cycles
접촉 저항 50mΩ 최대 (초기)
절연 저항 최소 100 MΩ.
유전 강도 500VAC, 60 ± 5초.
주택 UL94 V-0
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