QDP01: Speed ratio of 10:1, one -way limit function, suit for 25KG below manual rolling shutter window, adapt to HY-LJ01 connection equipment.
QDP02: Speed ratio of 8:1, with built-in stop function and for roller shutter under 20KG, Assemble with HY-QDZ40/QDZ5-03. Driving bearing head.
QDP03: Speed ratio of 11:1, one -way limit function, suit for 20KG below manual rolling shutter window, assemble with HY-LJ01 connection equipment.
QDP04: Speed ratio of 11:1, one -way limit function, suit for 20KG below manual rolling shutter window, assemble with HY-LJ01 connection equipment.
QDP07: Speed ratio of 8:1, one -way limit function, apply for 20KG below manual rolling shutter window, assemble with HY-QDZ40 driving bearing head.
with built-in stop function and for roller shutter under 20KG, Assemble with HY-QDZ40/QDZ5-03. Driving bearing head.
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