D'Addario PW-HPK-01 Auto Humidity Control System Patch Cable created with state-of-the-art lubricants

created with state-of-the-art lubricants

We use type 52 alloy designed for use in the aerospace industry allowing Ultramag strings to maintain their tuning in the most extreme environments

walnut fingerboard and bridge (so smooth

Made with a NY Steel core

Perfect for musicians who demand quality and longevity in their strings

D'Addario PW-HPK-01 Auto Humidity Control System Patch Cable created with state-of-the-art lubricantsD'Addario Humidipak is the only maintenance free, two way humidity control system for guitar. It automatically maintains the optimal 45% 50% relative humidity level within your instrument case, eliminating the guesswork and potential mess related to refilling a humidifier. No more manual adjustments based on seasonal changes, geographic locations, temperature, or other factors.