Q33半弧形電容式接近開關，方形塑料外殼，一倍距離，檢測距離21mm非齊平，標準型，出線式、插件式可選。NPN-常開、NPN-常閉、PNP-常開、PNP-常閉可選：

CQ33-N21NAU2,CQ33-N21NBU2,CQ33-N21PAU2,CQ33-N21PBU2,

CQ33-N21NAU2,CQ33-N21NBU2,CQ33-N21PAU2,CQ33-N21PBU2

C1PN-Q3321N-O3U2，C1PN- Q3321N-C3U2,C1PN- Q3321P-O3U2，

C1PN- Q3321P-C3U2，C1PN-Q2112N-O3U2，C1PN- Q2112N-C3U2,

C1PN- Q2112P-O3U2，C1PN- Q2112P-C3U2，CQ21-N12NAU2