Hi @amch55! As you mentioned the power output of the power supply/ chime kit being DC voltage, this might not be compatible. Please check our Chime Kit Compatibility list to see if your chime model is listed. I hope this helps! 
Hi @amch55! As you mentioned the power output of the power supply/ chime kit being DC voltage, this might not be compatible. Please check our Chime Kit Compatibility list to see if your chime model is listed. I hope this helps!