Dual Motor: 
CS-380 (Clutch Motor + Suction Motor 2 in 1) 
The motor can drive sewing machine and suck trim waste in the same time. Dual Motor ( Clutch Motor + Suction Motor 2 in 1 ) CS-380. For overlock machine and interlock machine only.
PAT NO.:M325339 (TW) 
ZL200720174905.6 (CN)
Save Energy : Saving about 45% ~ 75% engergy compared with ordinary clutch motor + suction motor.
Save Cost : About 20% less than with clutch motor and suction motor.
Specification:
Features: