three-wire fan
SXDOOL 120x120x38mm 24V Three-Wire DC Axial Fan with RD Stop Detection & Alarm Indicator
120x120x38mm 24V three-wire brushless DC axial fan with an RD stop-detection output and external alarm indicator. Designed for industrial cooling and OEM projects where a stopped-fan condition needs a visible or controller-level indication. Final pinout, alarm circuit, electrical interface, and performance data must follow the approved production specification.