Fast Wireless Charger Circuit Board

N9-TX1805 transmitter module consists of the 50mm Tx coil (see later description) with an integrated electronics PCB.


1.Product introduction

N9-TX1805 transmitter module consists of the 50mm Tx coil (see later description) with an integrated electronics PCB.

The N9-TX1805 transmitter module offers a Coil-to-coil charging distance up to 8mm(+/- 1mm).

The N9-TX1805 transmitter module accepts QC2.0/3.0 Qualcomm quick-charge Adapters which provides 5V2A or 9V1.67 input on demand.

Thermal management system is designed to stop power transfer when the sense temperature is exceeding

safety threshold while auto-resume mechanism would rescan the device when the temperature cool down

to safety level.

2.Product parameters

The N9-TX1805 transmitter module consists of a PCBA with micro USB connection to the external QuickCharge2.0/3.0 Adapter supply.

Coloured LED indicates status of the transmitter, such as receiver detection, charging and error, etc.

2.2 Best Efficiency

Best Efficiency is tested with Dz=3mm, with different receivers:

TI Medium Power TESTRX 10W: at least 70 %

IDT P9221-R-EVK 10W: at least 75%

2.3 WPC Compliant

N9-TX1805 transmitter module is compatible to WPC1.2.4 (5W / 5V-1A output)

2.4 Certification

EMC performance is subject to AC/DC power adapter, N9-TX1805 transmitter module is tested to pass

FCC and CE requirements with appropriate Adapters & accessories.

2.5 FOD – Foreign Object Detection

N9-TX1805 design is act up to WPC 1.2.4 FOD standard requirement.

3.Product details



4.After-sale service

Shipping and payment:

* Payment include: Paypal, Bank transfer(T/T)Western Union, Escrow,L/C (over $60000)

* Shipping: When on shipping we will update the infos for you but not responsible for shipping ;accidents

* Lead time: 100-500pcs 10 days ; 500-1000pcs 30days

* Shipping port: Shenzhen, Mainland China


1. Q: What device can it support?
A: It support the device that pass Qi standard(Only cellphones and earbuds)

2. Q: Do you accept OEM service?
A: Yes, we accept logo OEM.

3. Q: Can it charge smart watch?
A: No. This one cannot , the model FT03-A can charge smart watch.But it cannot charge two phones or earbuds.

4. Q: Can I charge two cellphones meantime?
A: Yes, it can charge two cellphones or earbuds. But it cannot charge watch.

5. Q: Do you have wireless charger holder?
A: Yes, we have wireless charger holder, single wireless charging pad, wireless car mount charger and dual charging pad.

6. Q: Can I put it in car?
A: Yes, you can. Our wireless chargers have anti-skid silicone mat.

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