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Used in servo-driven automation systems and precision motion control applications, the Apex Dynamics AER070-020 is a right angle planetary gearbox with a 20:1 reduction ratio and a 70mm flange frame size. The AER series features a 90-degree helical bevel input stage combined with a planetary reduction section, delivering a compact right angle configuration suited for applications where inline motor mounting is not possible. The nameplate confirms a backlash rating of 10 arcmin and the serial number 2504221355. According to Apex Dynamics published specifications, the AER070-020 is a 2-stage reduction unit with a nominal output torque of 40 Nm (29.5 ft-lbf), an efficiency rating of 92%, and an IP65 protection rating. The output shaft is a keyed design, and the input accepts a triple split collet for motor shaft engagement. The unit is compatible with NEMA 23 and NEMA 34 servo motor frames. Construction includes straddle-mounted high-precision bearings designed to support radial and axial loads, with synthetic lubrication oil for extended service life. The AER070-020 is manufactured by Apex Dynamics, Inc. in Taiwan and carries part number AER070-020, also cross-referenced in the market as AERO70-20.
