[Scope of application] Suitable for HVACR applications such as 213CEA036000BAAA PH13EAZ336000AAA. (More models as shown) [Part number] HK32EA007, HK32EA001, CEPL130524-01, CEBD420524-04A, CEBD430524-04B, 11736361177927. [Function] Commercial air conditioner defrost control board. The defrost control board senses when the evaporator coil is frosted and starts the defrost cycle. [Note] Before you go to replace the circuit board, check everything. Frosting for too long may damage other units, which may cause the newly replaced circuit board to not work. [Note] If replacing model HK32EA007, set the defrost time selection to 60 on 001 and 90 on 007. Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:As Shown Material:PCB Package Contents: 1 * DEFROST CONTROL BOAR Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin