... sofa, massage chair, etc. 2. in 12v or 24v DC 3. with CE, RoSH Linear Actuator Manufacturer Technical specifications: ... 30,18, 8, 4mm/s Input voltage: 24V DC / 12V DC Limit switch: inner Protection grade: IP43 Type of duty: ... C Standard protection class: IP 43Built-in integral limit switch, not adjustable after leaving factoryLow noise design, dB<48 ... of JDR Linear Actuator Linear Actuator 24v DC Motor