⚡💻 Microsoft Surface Connect Blade Power Adapter
 
(12V DC • 2.58A • 36W • Surface Connect Blade)

This adapter delivers 12V of regulated DC power through Microsoft’s second-generation Surface Connect blade-style magnetic connector. It’s used across multiple Surface tablets and laptops from the Pro 3 era onward.
 
🔧 Charger Form
Input: 100–240V AC, 50/60Hz
Output: 12V DC @ 2.58A (36W)
Connector: Surface Connect magnetic blade (2nd-gen, wide and flat)
Common part numbers: 1625, 1706, 1735 (36W–44W variants)
 
🖥️ Compatible Devices
🟦 Microsoft Surface Tablets & Laptops
Surface Pro 3
Surface Pro 4
Surface Pro 5 (2017)
Surface Pro 6
Surface Laptop (1st Gen)
Surface Laptop 2
Surface Laptop Go (limited charging speed)
Surface Book (base only; not for full performance charging)
 
✅ Common Uses
🔌 Charging Surface Pro and Surface Laptop devices
🧩 Replacing lost or damaged OEM 36W Surface blade adapters
🧪 Powering Surface devices during firmware updates or travel
🧵 Essential entry for Surface Connect ecosystem
 
🧠 Signal Format
⚡ Input: Universal AC (100–240V)
🔋 Output: Regulated 12V DC, 2.58A
🔌 Connector: Surface Connect magnetic blade (center‑positive)
🔁 Interchangeable with 44W and 65W Surface Connect chargers (upward compatible)
 
⚠️ Things to Watch Out For
📉 Only provides full power to Surface Pro 3/4/5/6 and Surface Laptop 1/2
🔌 Underpowered for Surface Book or Surface Laptop 3+ — may charge slowly or not at all
🧯 Always confirm device model and wattage needs before use
 
🛠️ Quick Tips for Beginners
🔌 Use only with Surface devices that support Surface Connect (not USB‑C)
🧪 If not charging, inspect magnetic contacts for debris or misalignment
🧯 Label clearly to avoid mix-ups with Surface RT or USB‑C chargers
🧵 Keep this entry in your Surface power catalog for legacy support