PowerStar PM-4500W digital crawler servo

PowerStar has introduced a new digital servo for entry level crawling called the PM-4500W. Featuring a full CNC machined aluminium case for the best thermal dissipation and durability it also has a waterproof design with clear signal wire making it IPX7 waterproof and dust-proof. High Torque & Speed, the maximum torque of this short body servo is up to 45 kg-cm @ 8.4V with an operating speed of 0.16sec/60°. Over current and temperature protection is also included.

Specifications:
Torque(6.0V): 33.00 kg.cm
Torque(7.4V): 38.00kg.cm
Torque(8.4V): 45.00kg.cm
Speed: 0.2sec(6.0V)| 0.18sec(7.4V) | 0.16sec(8.4V)
Operating Voltage: 4.8V ~ 8.4V
Weight: 77g (no including accessory)
Bearing Type: Metal Bearing
Motor Type: DC motor
Gear Type: Copper
Operating Temperature range: -20℃~60℃
Working frequency: 1500μs / 333Hz
Size: 40x20x39mm
Wire length: 220mm

Source: PowerStar [powerstar-racing.com]