SIEMENS（西门子）伺服电机
SQN3...电动执行机构用于中小型燃油或燃气燃烧器的风门挡板或空/燃比控制,运行时间4.5s － 30s，齿轮离合，内部及外部位置指示，便于调整的终端及辅助开关。
SQN30...逆时针转动,SQN31...顺时针转动
SQN30.111A2700，SQN30.111A3500，SQN31.401A2700，SQN31.221A2700
SQN7...电动伺服马达
SQN7...电动执行机构用于中小型燃油或燃气燃烧器的风门挡板或空/燃比控制运行时间4.5s － 30s，齿轮离合，内部位置指示，便于调整的终端及辅助开关。
SQN70.../SQN74...（逆时针转动；驱动轴类型号含义详见资料7804en；电位器
ASZ12.30/33）
SQN70.664A20，SQN70.294A20，SQN71.664A20，SQN74.254A21，SQN75.244A21
SQN72.2A4A20，SQN72.4A4A20BT,SQN75.254A21B,SQN72.4A4A20BC
SQN9...西门子伺服马达
SQN90.240B2793，SQN90.570A2793，SQN91.570A2792，SQN91.140B2799
SQM4...西门子电动执行机构
SQM40.265A20，SQM40.267A20，SQM41.241A21，SQM45.291A9，SQM45.295A9
SQM48.497A9，SQM48.697A9，SQM40.255A21，SQM40.265A20
SQM33...电动执行器SQM33.511A9，SQM33.711A9
SQM1.../SQM2...电动执行机构－大中型燃烧器风门执行机构
SQM1... 转矩10Nm 行程时间14…100s SQM2... 转矩20Nm 行程时间29…66s
SQM1...西门子伺服电机
SQM10.16502，SQM11.16502，SQM20.18502，SQM21.18502，SQM10.15562
SQM11.15502..SQM10.17502.SQM10.16532
SQM2...伺服马达SQM20.18502.SQM21.18502.SQM20.16502.SQM21.18501
SQM20.18501
SQM50/SQM53/SQM54/SQM56...西门子SIEMENS电动执行机构
双向旋转；最大转矩可达40Nm；具有齿轮离合功能；运行时间10s-90s；内部及外部位置指示，单轴或双轴输出，且有多种规格驱动轴可选
SQM5...大型执行机构
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.SQM50.483A2Z3.SQM50.480R1Z3,SQM50.480A2Z3，SQM50.480A2G3..SQM50.480A2..SQM50.460R1.SQM56.687A1Z3，SQM56.364R1G3，SQM53.480A1，SQM50.680A8.SQM56.464R1G3
SQM56.680R1Z3.西门子伺服电机SQM56.664R1Z3..SQM50.441A2G3
SQM50.424A2Z3B..SQM50.383A2..SQM50.361R1G3..SQM50.380A8
SQM50.380A2..SQM50.380A1.SQM50.361R1G4.SQM50.361R1.SQM50.341A2K3
SQM50341A2G3.SQM50.341A2..SQM50.260R2A..SQM50.260R1G4
