The SP Series gear reducers have been accepted worldwide as the planetary gear
reducers of choice for entire generations of dynamic servo driven systems. In fact,
our SP technology has become so highly regarded, many servo motor companies
use it exclusively in their gear motors.

Click on the following links for technical specifications on the M-version (motor mounted)
the S-version (self contained), and the K-version (right angle) straight from Alpha's web site.
The TP's compact profile and DIN flange output make it the smallest package available today for a given torque range, while providing the highest possible torsional rigidity.   Alpha's unique precision gear grinding techniques allow the TP to achieve backlash ratings of less than or equal to 1 arcmin, without resorting to gear shimming. 

Click on the following links for technical specifications on the M-version
(motor mounted), the S-version (self contained), and the K-version (right angle) straight from Alpha's web site.
Alpha's new "Value Line" series brings our legendary quality into the realm of lower
priced planetary gear reducers. The LP provides the same exceptionally long operational
life, powerful emergency stop protection and remarkably high efficiency that have
become the hallmarks of Alpha's SP and TP lines.

For technical specifications on the LP series reducers, click here. This link will take
you to Alpha's web site.