Characteristics: •Self-regulation PTC, surface temperature of outside frame is less than 80 ℃ with fuse action under no wind •Multiple insulation, electric strength is up to 3000VAC, use PPS or PBT for outside frame, safety usage •Excellent low temperature start, rapid heating under -40℃ within 10s •Voltage can be selected from 220~600VDC No. L(mm) W(mm) T(mm) P(KW) Vr(VDC) F2399 187 145 15 2 384 F2396 204 131 15 3.2 384