Sensor

US$0.32-0.52 / Piece

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What is 21kHz Transmitter Open Ultrasonic Type Sensor for Mosquito Repellent

Name: 21kHz Transmitter Open Ultrasonic Type Sensor for Mosquito Repellent
Uploaded: 2025-12-23T13:11:10+08:00
Description: ** Welcome to KongTong*** We offer all kinds of Electronic Components ( High frequency sensor , Wire harness sensor , Ultrasonic sensor ,Module , Parking sensor, Tire pressure monitor, Etc.) with a

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Price

Min. Order Reference FOB Price

50 Pieces US$0.32-0.52 / Piece

Sepcifications

Type Open Ultrasonic Sensors
Output Signal Type Digital Type
Production Process Integration
Sensitivity High
Probe Type Angle Probe
Measuring Medium Gas
Detection mode Direct Reflection Type
IP Rating None
Certification CE
Customized Customized
Transport Package Customization
Specification customization
Trademark customization
Origin China
Function Transmitter
Center Frequency (kHz) 21 Positive or Negative 1
Sound Pressure Greater Than or Equal to 112
Capacitance(PF) 2400 Positive or Negative 25%
Beam Angle-6 dB Directivity 60 Positive or Negative 5
Maximum Input Voltage (Vp -P) 100V
Housing Material/Color Aluminum Shell Color
Dimensions(mm) 16mm*12mm
Weight(G) 2.3G
Working Temperature(℃) -30~+80 Celsius
Storage Temperature(℃) -40~+85 Celsius
Product Name Ultrasonic Sensor
Package Carton
Warranty 1 Years
Color Aluminum Natural

Product Description

** Welcome to KongTong*** We offer all kinds of Electronic Components ( High frequency sensor , Wire harness sensor , Ultrasonic sensor ,Module , Parking sensor, Tire pressure monitor, Etc.) with a wide range, Good quality, Factory prices and Stylish designs according to your need More ...

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Shenzhen KangTong Technology Co., Ltd.

Diamond Member Since 2019

Audited Supplier

Rating & Reviews: 5.0/5.0

(25 Reviews)

Business Type Manufacturer/Factory & Trading Company
Main Products TPMS, Ultrasonic Distance Measurement Module, Car Reversing Radar, Ultrasonic Sensor, ...
Year of Establishment 2005-04-11
Address 5/F, No. 3building, North District Liutang, Qianjin 2nd Road, Baoan, Shenzhen, Guangdong, China
Registered Capital 7,600,000 RMB
Supply Chain Partners 15

Sensor Comparison

	21kHz Transmitter Open Ultrasonic Type Sensor for Mosquito Repellent Contact Now	Quick View Aosl66 Multifunctional Ultrasonic Open Channel Flowmeter (Suitable for Multiple Weir Tanks, 4G and LORA Optional) Contact Now	300KHz Ordinary Transducer (Split Type: KFYA-300-050B-03) Contact Now	300KHz Ordinary Transducer (Split Type: KFYA-300-050AB) Contact Now	Quick View Aosl66 Reliable Ultrasonic Open Channel Flowmeter (with built-in sound velocity correction, applicable to both triangular weirs and rectangular weirs) Contact Now

Transaction Info
	21kHz Transmitter Open Ultrasonic Type Sensor for Mosquito Repellent Contact Now	Quick View Aosl66 Multifunctional Ultrasonic Open Channel Flowmeter (Suitable for Multiple Weir Tanks, 4G and LORA Optional) Contact Now	300KHz Ordinary Transducer (Split Type: KFYA-300-050B-03) Contact Now	300KHz Ordinary Transducer (Split Type: KFYA-300-050AB) Contact Now	Quick View Aosl66 Reliable Ultrasonic Open Channel Flowmeter (with built-in sound velocity correction, applicable to both triangular weirs and rectangular weirs) Contact Now
Price	US$0.32-0.52 / Piece	US$230.00-286.00 / Piece	US$18.09-24.79 / Piece	US$16.20-22.20 / Piece	US$230.00-286.00 / Piece
Min Order	50 Pieces	1 Piece	1 Piece	1 Piece	1 Piece
Payment Terms	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	T/T, Western Union, Small-amount payment, Money Gram	T/T, Western Union, Small-amount payment, Money Gram	LC, T/T, D/P, PayPal, Western Union, Small-amount payment
Quality Control
Product Certification	CE	CE	CE	CE	CE
Management System Certification	-	ISO9001:2015, ISO14001	-	-	ISO9001:2015, ISO14001
Trade Capacity
Export Markets	Domestic	Domestic	Southeast Asia, Africa, Oceania, Eastern Asia	Southeast Asia, Africa, Oceania, Eastern Asia	Domestic
Annual Export Revenue	-	-	-	-	-
Business Model	ODM, OEM	Own Brand, ODM, OEM	-	-	Own Brand, ODM, OEM
Average Lead Time	Peak Season Lead Time: one month Off Season Lead Time: one month	Peak Season Lead Time: one month Off Season Lead Time: one month	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays	Peak Season Lead Time: one month Off Season Lead Time: one month
Product Attributes
Specification	Type: Open Ultrasonic Sensors; Output Signal Type: Digital Type; Production Process: Integration; Sensitivity: High; Probe Type: Angle Probe; Measuring Medium: Gas; Detection mode: Direct Reflection Type; IP Rating: None; Customized: Customized; Function: Transmitter; Center Frequency (kHz): 21 Positive or Negative 1; Sound Pressure: Greater Than or Equal to 112; Capacitance(PF): 2400 Positive or Negative 25%; Beam Angle-6 dB Directivity: 60 Positive or Negative 5; Maximum Input Voltage (Vp -P): 100V; Housing Material/Color: Aluminum Shell Color; Dimensions(mm): 16mm12mm;* Weight(G): 2.3G; Working Temperature(℃): -30~+80 Celsius; Storage Temperature(℃): -40~+85 Celsius; Product Name: Ultrasonic Sensor; Package: Carton; Warranty: 1 Years; Color: Aluminum Natural;	Output Signal Type: 4-20mA/Relay Alarm/RS485; Sensitivity: High; Probe Type: Straight Probe; IP Rating: IP65; Customized: Customized; Accuracy: 0.2%-0.5%Fs; Power Supply: 12V DC\24V DC\220V AC; Instantaneous Flow Range: 10L/S~100m3/S; Range: Default 5-15m (Customizable);	Type: Large range Ultrasonic Sensor; Output Signal Type: Frequency; Production Process: Injection; Sensitivity: High; Probe Type: Surface Wave Probe; Measuring Medium: Gas; Detection mode: Direct Reflection Type; IP Rating: IP68; Customized: Customized; Frequency: 300 kHz; Range: 0.10~0.5 m; Resistance: 1900 Omega; Capacitance: 500 pF; Echo: 5 mV; Voltage: <450 Vpp; Temperature: -40~+80 Deg; Pressure: < = 0.3 MPa; Material: SS 304; Protection: IP68; Weight: 6.0g;	Type: Large range Ultrasonic Sensor; Output Signal Type: Frequency; Production Process: Injection; Sensitivity: High; Probe Type: Surface Wave Probe; Measuring Medium: Gas; Detection mode: Direct Reflection Type; IP Rating: IP68; Customized: Customized; Frequency: 300 kHz; Range: 0.10~0.5 m; Resistance: 800 Omega; Capacitance: 600 pF; Echo: 4 mV; Voltage: <450 Vpp; Temperature: -40~+80 Deg; Pressure: < = 0.3 MPa; Material: Plastic; Protection: IP68; Weight: 5g;	Output Signal Type: 4-20mA/Relay Alarm/RS485; Sensitivity: High; Probe Type: Straight Probe; IP Rating: IP65; Customized: Customized; Accuracy: 0.2%-0.5%Fs; Power Supply: 12V DC\24V DC\220V AC; Instantaneous Flow Range: 10L/S~100m3/S; Range: Default 5-15m (Customizable);
Supplier Name	Shenzhen KangTong Technology Co., Ltd.	Fujian Autec Factory Automation Equipment Co., Ltd.	Fuzhou Eagle Ultrasonic Tech Co., Ltd.	Fuzhou Eagle Ultrasonic Tech Co., Ltd.	Fujian Autec Factory Automation Equipment Co., Ltd.
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