Charging Hardware Configuration
Simulate real USB-C Power Delivery handshake, magnetic coil specs, and thermal throttling limits.
5W (USB-A)
18W
20W (Recommended)
65W+
15°C (Cool room)
22°C (Optimal)
35°C+ (Thermal Guard Active)
Fast Charging Handshake Active
USB-PD 9V/2.22A or 5V/3A negotiation successful. The aluminum enclosure on the Series 10 accommodates a larger secondary induction coil, sustaining up to 5.2W peak wireless transfer into the battery controller.
Real-Time Delivery & Thermal Telemetry
Modeled wattage taper curve and charging session time calculation.
Fast Charge Supported
true
USB-PD Negotiated
Peak Power Draw
5.2W
5.0V / 1.04A Inductive Equivalent
Est. Time to 80% Charge
30 min
0% to 80% High-Rate Stage
Thermal Management Status
Optimal (Normal ambient operating range)
Continuous Full-Speed Curve
Hardware Compatibility Matrix
| Watch Model | Fast Charge Capable | 0–80% Duration (20W USB-C) | Puck Requirement |
|---|---|---|---|
| Apple Watch Series 10 | Yes (High Speed) | ~30 mins | Fast USB-C Puck |
| Apple Watch Ultra 1 / 2 | Yes | ~60 mins (564mAh) | Fast USB-C Puck |
| Apple Watch Series 7 / 8 / 9 | Yes | ~45 mins | Fast USB-C Puck |
| Apple Watch SE (1 / 2) | Standard Only | ~90 mins | Any USB-C or USB-A Puck |
| Series 6 and older | Standard (No PD) | ~90–120 mins | Any Magnetic Puck |