6" RSD-NC Spring Return Motorized Damper

This is a brand new 6" RSD-NC Spring Return Motorized Damper, Normally Closed. The RSD has a spring return motor actuator. The RSD includes a travel limiter to prevent full closure, if so desired. It does not have LEDs or an end switch. The damper is field reversible from power closed/spring open to power open/spring closed. This is a 6″ can also be purchased as a URD-LF24 (24 volt, 35 in/lbs, spring return) or a URD-LF120 (120 volt, 35 in/lbs, spring return). The MA-ND5 (power open/power close) motor actuator cannot be used to replace an existing MA-RSD (spring return) motor actuator, nor can an MA-RSD replace an MA-ND5.