西門子SQM45.291B9電動執行器
SQM4...西門子執行器
SQM40.26**20，SQM40.267A20，SQM41.241A21，SQM45.291A9，SQM45.29**9
SQM48.497A9，SQM48.697A9，SQM40.2**21，SQM40.26**20.SQM40.29**20
SQM45.29**9、SQM45.291A9
SQM33...執行器SQM33.511A9，SQM33.711A9
SQM21.18502
SQM1.../SQM2...電動執行機構－大中型燃燒器風門執行機構
SQM1... 轉矩10Nm 行程時間14…100s SQM2... 轉矩20Nm 行程時間29…66s
SQM1...西門子伺服電機
SQM21.18502
SQM10.16502，SQM11.16502，SQM20.18502，SQM21.18502，SQM10.15562
SQM21.18502
SM11.15502..SQM10.17502.SQM10.16532.SQM10.16501
SQM2...伺服馬達SQM20.18502.SQM21.18502.SQM20.16502.SQM21.18501
SQM20.18501   
SQM50/SQM53/SQM54/SQM56...西門子SIEMENS電動執行機構
雙向旋轉；轉矩可達40Nm；具有齒輪離合功能；運行時間10s-90s；內部及外部位置指示，單軸或雙軸輸出，且有多種規格驅動軸可選
SQM5...大型執行機構  SQM56.687A2風閥執行器西門子
SQM50.381A2/SQM50.481A2.SQM53.482A2Z3. SQM50.424A2H3B
SQM50.464R2G3R, SQM54.482A2Z3. SQM50.424A1Z7R. SQM56.680R1Z3
SQM56.664R1Z3.SQM56.687A2.SQM56.687A2G3.SQM56.687A2Z3，SQM50.680A1.SQM50.482Z3.SQM50.480R1Z3,SQM50.480A2Z3，SQM50.480A2G3..SQM50.480A2..SQM50.460R1.SQM56.687A1Z3，SQM56.364R1G3，SQM53.480A1，SQM50.680A8.SQM56.464R1G3
SQM56.680R1Z3.西門子伺服電機SQM56.664R1Z3..SQM50.441A2G3
SQM50.424A2Z3B..SQM50.382..SQM50.361R1G3..SQM50.380A8
SQM50.380A2..SQM50.380A1.SQM50.361R1G4.SQM50.361R1.SQM50.341A2K3
SQM50341A2G3.SQM50.341A2..SQM50.260R2A..SQM50.260R1G4
西門子電位器ASZ12.703，ASZ16.703，ASZ8.733，ASZ12.30，ASZ22.30