QuadraFire Blower Control Box and Wire Harness SRV7000-194 QuadraFire, Heatilator & EcoChoice Wood Stove Blower Control with Wire Harness Blower wire harness and speed control box for Quadra-Fire and Heatilator Eco Choice woodstoves This is the replacement for any stove that has a BK-ACC blower kit installed, as well as the Bodega Bay and 4100i ACT models Includes the fan controller with switch, wire harness and instructions. Fits the following wood stoves: (see description)