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The Scorpion HKIV-4025-1100KV is a BLDC motor for 500-600 size helicopter models. It combines single-strand delta windings with a 12-arm stator and 10 magnet poles. Supplied with connectors, heat shrink and screws, it supports up to 6s LiPo and has distinct continuous and five-second peak electrical limits.
The Scorpion HKIV-4025-1100KV (5mm shaft) is a helicopter BLDC propulsion motor supplied with connectors, heat shrink and mounting screws. Intended for 5mm pinion-shaft installations, it has a 49.50 mm outside diameter, supports up to 6s LiPo and carries continuous ratings of 100 Amp and 2220 Watt.
The Scorpion HKIV-4025-520KV is a 520KV brushless helicopter motor in the HKIV-40 series for 500-600 size models. It combines a 12-arm stator, 10 magnet poles and single-strand winding, supports up to 12s LiPo, and is supplied with connectors, heat shrink and mounting screws.
The Scorpion HKIV-4025-850KV is a helicopter propulsion motor with single-strand delta windings and an 850KV rating. Supplied with connectors, covers and mounting screws, it supports up to 8s LiPo operation, with continuous limits of 95 Amp and 2812 Watt and separate five-second peak ratings.
The Scorpion HKIV-4035 Shaft Kit (6mm 20mm) replaces the HKIII-4035 Shaft with the same designation. Designed specifically for the HKIV-4035 motor, it is also usable on an HKIII-4035 motor. Its weight including packaging is 51g.
The Scorpion Power System HKIV-4035 Shaft Kit (6mm 48mm) provides a replacement shaft for HKIV-4035 series motors and is also usable on HKIII-4035 motors. The shaft has a slight press fit in the aluminum front housing and requires an arbor press for removal. Weight including packaging is 51g.
The Scorpion HKIV-4035 Shaft Kit XL (6mm 55mm) is a replacement motor shaft kit for HKIV-4035 XL helicopter motors used in the GAUI X7. Its hardened steel shaft measures 8mm in diameter and 110mm long, with a 6mm pinion end. Shaft removal requires press equipment and housing support.
The Scorpion HKIV-4035-450KV is a helicopter propulsion motor with single-strand Delta windings, a 450KV speed constant and a 456 g motor weight. Supplied with connectors, covers and M4 screws, it supports up to 12s LiPo and has continuous ratings of 75 Amps and 3330 Watts, with higher ratings limited to five seconds.
The Scorpion HKIV-4035-520kv is a helicopter propulsion motor rated at 520KV RPM / Volt, with a maximum 12s LiPo configuration and 3729 Watts continuous power. Its 49.5 mm diameter body weighs 456 Grams. Supplied accessories include connectors, covers and mounting screws, while the box listing carries a different motor designation.
The Scorpion HKIV-4035-560KV is a helicopter propulsion motor supplied with connectors, covers and mounting screws. Its single-strand winding architecture combines a 560KV speed constant with a maximum 12s LiPo configuration. Continuous ratings are 100 Amps and 4440 Watts, with higher current and power ratings limited to five seconds.
The Scorpion HKIV-5035-380KV (8mm 55mm) is a propulsion motor with a 12-arm stator, 10 magnet poles and delta winding. It weighs 785 grams and supports up to 14s LiPo. Continuous ratings are 99 amps and 5128 watts; higher peak ratings apply for five seconds.
The Scorpion HKIV-5035-410KV (6mm 55mm) is a helicopter motor featuring a 12-arm stator, 10 magnet poles and a delta winding. It combines a 62.2 mm outside diameter with a 5.98 mm shaft and supports up to 12s LiPo, with continuous power rated at 4662 Watts.