433MHz No-Code RF Receiver Module Kl-RF211A

• Type: Wireless
• Usage: Auto, Door, Fire, Smoke, Window, Wireless Controller
• Channel: 4CH
• Receive Frequency: 315MHz/433MHz
• Transmission Rate: ≤10Kbps
• Model Name: Kl-RF211A
• Model NO.: KL-RF211A
• Operating Voltage: DC 3/5V
• Standby Current: 4mA
• Frequency: 315/433.92MHz / Customized
• Modulation Type: Ask/Ook
• Receiver Sensitivity: -110dBm
• Encoding Type: No Code
• Dimension: 18*16*5mm
• Weight: 2.4G
• Product Name: Receiver Module
• Transport Package: Blister & Carton
• Specification: 18*16*5mm
• Trademark: KELVIN
• Origin: Shenzhen, China
• HS Code: 8526920000
• Production Capacity: 50000pieces / Month

Product Description

433MHz No-code rf receiver module KL-RF211A

KL-CWXM02 adopts superheterodyne circuit. It has high sensitivity, high reliability and competitive price. It decodes by MCU that supports fixed code with 2262 chip and learning code with EV1527 chip. 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  High sensitivity, -110dBm.

Ø  Small size (18*16*5mm).

Ø  Low power consumption.

Ø  Low self emission, can easy pass all kinds of certification.

  

2. Specification:

Ø  Frequency: 315MHz, 433MHz

Ø  Working Voltage: DC3/5V, optional

Ø  Working Current: 4mA

Ø  Modulation: ASK/OOK

Ø  Sensitivity: -110dBm.

Ø  Working Temperature: -10~70°C

 

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

4. Pin Assignment:

Pin	Description	Feature
1	ANT	Antenna
2	VDD	VDD
3,4	DATA	DATA OUTPUT
5	GND	GND

 

5. Shipping

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

2) By air

3) By sea

4) By special line

Depends on buyer's requirement. 

 

6.FAQ

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. 

 

7. 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.

 

8. 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.