KO Propo PDS-951 ICS - Digital Mini Servo

Specifications

Source: Most data comes from the manufacturer but some data is sourced from our loyal community.

Last Updated:	2025-08-11
Modulation:	Digital
Torque:	6.0V: 108.30 oz-in (7.80 kg-cm)
Speed:	6.0V: 0.09 sec/60°
Weight:	0.95 oz (26.9 g)
Dimensions:	Length:1.42 in (36.1 mm) Width:0.59 in (15.0 mm) Height:1.21 in (30.7 mm)
Motor Type:	(add)
Gear Type:	Metal
Rotation/Support:	Dual Bearings
Rotational Range:	(add)
Pulse Cycle:	(add)
Pulse Width:	(add)
Connector Type:	(add)

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The discontinued KO Propo PDS-951 ICS is a top-tier digital micro servo that is a counterpart to the PDS-949, likely tuned for a different performance characteristic while retaining the full programmability of the Interactive Communication System (ICS). This servo might be tuned for higher speed, making it the ultimate choice for the tail rotor on a 250-class helicopter, where its instantaneous, programmable response is key. The ICS system allows the user to take this specialized hardware and refine its behavior even further, perhaps programming a perfectly smooth stop to prevent tail bounce.
The identity of the PDS-951 ICS is its role as a specialized, tunable, professional-grade tool. A pilot can take the high-speed platform and use the ICS to adjust the speed curve, creating a servo that is incredibly fast around the center but slightly slower at the ends of its travel. It offers a level of control and optimization that is simply not possible with a non-programmable servo.
For advanced robotics, the PDS-951 ICS is an exceptional actuator. It provides a high-performance hardware base that can then be software-defined to perfectly match the needs of a specific robotic joint or manipulator. This is incredibly powerful for research and development, allowing engineers to quickly iterate and test different control strategies on the same piece of hardware.