🖥️🔌 HP 18.5V 6.5A Power Adapter
 
(18.5V DC • 6.5A • 120W • 4‑Pin Round DIN Connector)

This adapter delivers 120W of regulated DC power for select HP Pavilion and TouchSmart desktops. It uses a 4‑pin round DIN connector, not interchangeable with HP’s barrel or smart‑tip plugs.
 
🔧 Charger Form
Input: 100–240V AC, 50/60Hz
Output: 18.5V DC @ 6.5A (120W)
Connector: 4‑pin round DIN plug
Common part numbers: HK1816A, ADP‑120ZB BB, 608426‑001, PPP016L‑E
 
🖥️ Compatible HP Devices
🟦 HP Pavilion All‑in‑One Desktops
Pavilion MS200 Series
Pavilion MS214, MS215, MS217
🟦 HP TouchSmart Series
TouchSmart 600‑1047
TouchSmart 600‑1150
TouchSmart 600‑1155
🟦 HP IQ Series
HP IQ506 All‑in‑One
HP IQ500 Series (select models with external DC input)
 
✅ Common Uses
🔌 Powering HP Pavilion and TouchSmart desktops with external DC input
🧩 Replacing lost or damaged OEM 120W DIN adapters
🧪 Supporting legacy HP desktop restoration and archival setups
🧵 Essential entry for HP’s DIN‑based power ecosystem
 
🧠 Signal Format
⚡ Input: Universal AC (100–240V)
🔋 Output: Regulated 18.5V DC, 6.5A
🔌 Connector: 4‑pin round DIN plug
🔁 Not interchangeable with HP’s 7.4 mm barrel or USB‑C adapters
 
⚠️ Things to Watch Out For
📉 Must be 18.5V — 19.5V or 20V adapters may damage these systems
🔌 Connector is 4‑pin DIN — won’t fit barrel or smart‑tip jacks
🧯 Always confirm “DC IN 18.5V” and connector shape before substitution
📏 Some models may require exact pinout — verify before mixing brands
 
🛠️ Quick Tips for Beginners
🧭 Look for “DC IN 18.5V” near the power jack
🔌 Confirm connector: round 4‑pin DIN
🧪 If system won’t power on, inspect DIN pins for corrosion or misalignment
🧯 Label clearly to avoid mix‑ups with HP laptop adapters
🧵 Keep this entry in your HP desktop power catalog