1.Motor: brushless DC, auto cutoff, auto restart, locking & polarity protection.
2.Housing/frame: aluminum die cast.
3.Impeller: thermoplastic PBT impeller rated UL94V-0.
4.Safety approval: UL, CUL, CE, RoHS.
5. Optional function leads:
(1) Alarm, motor cutoff sensor signals output for alarm (R/D, yellow lead).
(2) Tach, speed sensor output signals for tachometer (F/G, white lead).
(3) NTC thermister thermal speed control (S/C, orange lead).
1. 127x127x38.5mm. 2. Voltage: 12V, 24V, 48V. 3. Airflow: 140 ~ 86CFM. 4. Net weight: 420 g (0.93 Lbs).