s-union new replacement 30a esc + rc 2200kv a2212/6t brushless motor used for rc plane helicopter (with macroporous pulp and holes pulp) s-union <b>specification:</b> <br><b>* motor: </b> <br>model: a2212/6t <br>motor size: ф28*26mm <br>shaft size: ф3.175*37mm <br>weight: 50g <br>kv(rpm/v): 2200 <br>max power: 342w <br>battery: 2-3li-po <br>test prop: 7x3/7x4 <br>ri(m ω): 0.033 <p> <b>* esc </b> <br>constant current: 30a. <br>max current: 45a (less than 12s). <br>low-voltage cutoff: auto detect. <br>bec: 3a. <br>input: 2-3 lipo or 5/10 nimh. <p> <b>connecter size:</b> <br>4cm x 3cm x 3cm - 1.57inch x 1.18inch x 1.18inch. <p> <b>package include:</b> <br>1 x 2200kv a2212/6t brushless motor <br>1 x esc 30a <br>1 x macroporous pulp(fit for bullet) <br>1 x holes pulp(fit for pulp protection) <b>tips:</b> <br><b>1.please check the picture to make sure that our product is exactly the same as yours before you bid.</b> <br><b>2.if you have any pre-sale or after-sale questions please feel free to contact us,we will be happy to assist you.</b>