Gold Member Since 2017
Audited Supplier
Shenzhen Kelvin Electronics Co., Ltd.

RF Transmitter Modul, RF Transmitter Board, 433MHz Transmitter manufacturer / supplier in China, offering 433MHz Small Size Transmitter Mdoule Kl9912, Fixed Code RF Wireless 315MHz Remote Control for Garage Door, 433.92MHz RF Universal Remote Control Wireless Tranmsitter Kl280 and so on.

(/ )

Supplier Homepage Product Transmitter Module 433MHz Small Size Transmitter Mdoule Kl9912

433MHz Small Size Transmitter Mdoule Kl9912

Purchase Qty.:
200-499 500-999 1,000+
FOB Unit Price: US $1.5 US $1.3 US $1.1
Purchase Qty. (Pieces) FOB Unit Price
200-499 US $1.5
500-999 US $1.3
1,000+ US $1.1
Get Latest Price
Port: Shenzhen, China
Production Capacity: 50000pieces / Month
Payment Terms: T/T, Western Union, Paypal

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: KL9912
  • Usage: Personal, Auto, Door, Fire, Smoke, Window, Wireless Controller
  • Channel: Wireless Module
  • Transmission Rate: ≤10Kbps
  • Operating Voltage: DC9-12V
  • Frequency: 315/433.92MHz / Customized
  • Encoding Type: No-Code
  • Transmitter Range: 200m
  • Weight: 3.0g
  • Transport Package: Blister & Carton
  • Origin: Shenzhen, China
  • Type: Wireless
  • Certification: CE, FCC
  • Receive Frequency: 315MHz/433MHz
  • Product Name: Transmitter Module
  • Standby Current: 5mA
  • Modulation Type: Ask/Ook
  • Encoding Chip: No
  • Dimension: 17*11*6mm
  • Trademark: KELVIN
  • Specification: 17*11*6mm
  • HS Code: 8526920000
Product Description
Rolling code hcs301 433MHz RF transmitter and recevier KL-200

433MHz Small Size Transmitter Mdoule Kl9912

KL3000A  adopts American imported high sensitivity RF IC.It's widely used in remote garage door opener, auto gates as retract type, brakes, factory automatic, communication and security system etc.

1. Characteristic:

Ø Transmitte range:200m 

Ø  Small size (17*11*6mm).

Ø  Low power consumption.

Ø  Low self emission, can easy pass all kinds of certification. it has CE FCC Certification


2. Specification:

Ø  Frequency: 315MHz, 433MHz

Ø  Working Voltage: DC9-12V, optional

Ø  Working Current: 5mA

Ø  Modulation: ASK/OOK

Ø  Working Temperature: -10~70°C

 433MHz Small Size Transmitter Mdoule Kl9912

3. Applications:

1). Garage door and gate openers

2). Electric windows, barrier, etc.

3). Remote controls and smart home alarm

4). Low baud rate for data transmission

433MHz Small Size Transmitter Mdoule Kl9912

4. Shipping

1) Express: DHL, FedEx, UPS, TNT, EMS, etc.

2) By air

3) By sea

4) By special line

Depends on buyer's requirement. 

 433MHz Small Size Transmitter Mdoule Kl9912


1) What is your warranty period?

Generally, we provide 1 year warranty for all our products unless otherwise mentioned. (Some are 2 years.)

For DOA (Defective On Arrival) items, which will be replaced or refund, please inform us within 3 days of arrival, please also keep all components and original packaging as further checking maybe required, faulty items must be returned for repair or exchange.


2) If i don't know how to use the products, what can i do?

Pls contact us whenever you need our help, even we are not online. 

You can write email to us, or contact us byTrademanager, Skype, and other IM tools. 

We are all very glad to answer your questions. 


3) What certifications do you have?

Most of our products are approved with CE certification, some are with FCC. 

If you have any other requriements with certifications, we also would like to help you. 


6. Our Service

1. Accept OEM, ODM &silk-screen printing you logo on the shell.

2. Response in 10 hours.

3. Experienced R&D staff.

4. Professional SMT equipments.

5. Accept payment via T/T, Paypal, Western Union, Escrow, and so on.

6. Delivery by DHL,UPS,EMS or by sea as your requirments.


7. For order

1).Accept OEM.

2).Print logo on the case and pakage

3).Payment Details :30% deposite,70% balance before shipment. Payment accept T/T, Western union, PayPal, optional)

4).Minimum Order:100 pcs (accept trial order)

5).Delivery Details: within 3-5 days depends on order quantity.

 433MHz Small Size Transmitter Mdoule Kl9912
Send your message to this supplier
Mr. Tony
To: Mr. Tony

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now