Air conditioner DC Motor Model MFD‑U70XA3F
$1.30 ( Not real price )
MFD‑U70XA3F, 68W 8‑pole resin‑pack brushless DC fan motor, DC340V input. It is an indoor blower motor for variable‑speed air‑conditioning systems. Built‑in driver board, 5‑wires connection with speed‑control & speed‑feedback signal. IP40 protection, 1300RPM. Direct replacement part for matching HVAC indoor unit.
Electrical & Mechanical Specifications
- Rated Power: 68 W
- Operating Voltage: DC 340 V
- Current: 0.24 A
- Pole count: 8P (8‑pole)
- Insulation / Protection Grade: IP40
- Power Factor(PF): 0.99
- Efficiency: 67.5 %
- Rated Speed: 1300 r/min
- Rotation direction: Follow arrow marked “ROT”
Wire Definition
| Wire Color | Mark | Function | Spec |
|---|---|---|---|
| Red | Vm | Main power supply | DC 340 V |
| Black | GND | Power ground | — |
| White | Vcc | Control power supply | DC 15 V |
| Yellow | Vsp | Speed control signal | DC 0‑6.5 V |
| Blue | FG | Motor speed feedback signal | — |
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