20W High Power Wireless Charger Transmitter Module

Upgrade your vehicle or custom charging setup with this compact 20W Wireless Charger Transmitter Module by ZOHMYIY. Designed for seamless integration into car consoles, DIY charging docks, and embedded electronics projects, this circuit board module supports both Type-C and direct wiring inputs — making it a versatile choice for automotive and custom-build applications.

Key Features

Up to 20W Output: Auto-identifies optimal power level (5W / 10W / 15W / 20W) based on input voltage and device protocol.
Dual Input Methods: Connect via Type-C port (5V / 9V / 12V / QC / PD) or solder wiring (9V–30V) for direct vehicle integration.
Wide Voltage Compatibility: Works with 12V and 24V vehicle systems — perfect for cars, trucks, and RVs.
Qi Wireless Charging Standard: Compatible with all Qi-enabled smartphones. Apple devices supported at 7.5W–10W depending on device protocol.
Compact Coil Design: Coil diameter 43mm, thickness 1.5mm; circuit board diameter 43mm, thickness 4.5mm — easy to embed in custom enclosures.
Sensing Distance: 2–6mm isolation gap for reliable power transfer through thin surfaces.
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Technical Specifications

Input (Type-C)	5V / 9V / 12V / QC / PD
Input (Wiring)	9V – 30V (direct vehicle connection)
Max Output Power	20W (auto-identified)
Sensing Distance	2–6mm
Coil Size	Ø43mm × 1.5mm
PCB Size	Ø43mm × 4.5mm
Voltage Range	Below 50V AC / 75V DC
Origin	Made in Mainland China

What's in the Box

1× Wireless Charging Transmitter Module

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For more information on wireless charging standards and electromagnetic safety, visit the U.S. Department of Energy – Energy-Efficient Electronics.

Learn more: Battery charger

Frequently Asked Questions

Q: Will this 20W wireless charger module work with my iPhone?

A: Yes! The module supports Apple devices at 7.5W–10W wireless charging, depending on the open protocol supported by your specific iPhone model. It is compatible with all Qi-enabled devices.

Q: Can I connect this wireless charger module directly to my car's 12V or 24V battery?

A: Absolutely. The solder wire input supports 9V–30V, making it ideal for direct integration into 12V and 24V vehicle electrical systems such as cars, trucks, and RVs.

Q: What is the maximum charging speed this module can deliver?

A: When connected to a 9V–30V source and paired with a compatible fast-charging device, the module auto-identifies and delivers up to 20W output. With a 5V input, output is limited to 5W maximum.

Q: Can this module be embedded in a custom enclosure or car mount?

A: Yes! With a compact 43mm diameter and 2–6mm sensing distance, this transmitter module is designed for embedding behind thin surfaces (up to 6mm) in custom-built car mounts, center consoles, or DIY charging stations.