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Level Sensor

US$174.46-193.85 / Piece

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What is 21 kHz Ultrasonic Transducer for Liquid Level Meter Level Sensor

Name: 21 kHz Ultrasonic Transducer for Liquid Level Meter Level Sensor
Uploaded: 2025-12-22T12:04:56+08:00
Description: Product Parameters Center Frequency 21 kHz, ±5% Minimum and Maximum Sensing Range* 1.0 to 30m Minimum Parallel Resistance 700 Ω, ±20% Capacitance 11000 pF,±20% pF @1 kHz Ech

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About this Item

Price

Purchase Qty. Reference FOB Price

1-99 Pieces US$193.85

100+ Pieces US$174.46

Sepcifications

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
Certification CE
Customized Customized
Transport Package Paper Packing
Specification 144x94x94mm
Trademark ultrans
Origin China
Frequency 21 kHz
Range 1.0~30m
Resistance 700 Omega
Capacitance 11000 PF
Echo 300 Mv
Voltage <1500 Vpp
Temperature -40~80 Deg
Pressure < 0.3 MPa
Material POM
Protection IP68
Weight 1860g

Product Description

Product Parameters Center Frequency 21 kHz, ±5% Minimum and Maximum Sensing Range* 1.0 to 30m Minimum Parallel Resistance 700 Ω, ±20% Capacitance 11000 pF,±20% pF @1 kHz Echo Sensitivity (FOM) @Driving Voltage : 500Vpp, Distance: 0.6m, Echo Amplitude: 300mV ...

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Fuzhou Eagle Ultrasonic Tech Co., Ltd.

Gold Member Since 2023

Audited Supplier

Rating & Reviews: 5.0/5.0

(4 Reviews)

Main Products Ultrasonic Transducer, Ultrasonic Sensor, Ultrasonic Transmitter, Ut, Sensor, Transducer, ...
Address Unit 816, Building 2, No. 18 Zongtang Road, Mawei District, Fuzhou, Fujian, China
Main Markets Southeast Asia, Africa, Oceania, Eastern Asia
International Commercial Terms(Incoterms) FOB, EXW
Terms of Payment T/T, Western Union, Small-amount payment, Money Gram
Average Lead Time Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays

Level Sensor Comparison

	21 kHz Ultrasonic Transducer for Liquid Level Meter Level Sensor Contact Now	Quick View Popular Parking Sensor Ultrasonic Sensor LED Indicator Sensor (FBELE) Contact Now	Quick View Wireless Parking Lot Detectorcar Parking Sensor Contact Now	Quick View Ultrasonic Sensor 10mm 12mm 16mm Plastic Ultrasonic Sensor (FBELE) Contact Now	Pyroelectric Infrared PIR Motion Sensor Detector Module Sensor Contact Now

Transaction Info
	21 kHz Ultrasonic Transducer for Liquid Level Meter Level Sensor Contact Now	Quick View Popular Parking Sensor Ultrasonic Sensor LED Indicator Sensor (FBELE) Contact Now	Quick View Wireless Parking Lot Detectorcar Parking Sensor Contact Now	Quick View Ultrasonic Sensor 10mm 12mm 16mm Plastic Ultrasonic Sensor (FBELE) Contact Now	Pyroelectric Infrared PIR Motion Sensor Detector Module Sensor Contact Now
Price	US$174.46-193.85 / Piece	US$0.20 / Piece	US$0.20 / Piece	US$0.20 / Piece	US$0.20 / Piece
Min Order	1 Piece	100 Pieces	100 Pieces	100 Pieces	100 Pieces
Payment Terms	T/T, Western Union, Small-amount payment, Money Gram	LC, T/T, PayPal, Western Union, Small-amount payment	LC, T/T, PayPal, Western Union, Small-amount payment	LC, T/T, PayPal, Western Union, Small-amount payment	LC, T/T, PayPal, Western Union, Small-amount payment
Quality Control
Product Certification	CE	RoHS	RoHS	RoHS	CE
Management System Certification	-	-	-	-	-
Trade Capacity
Export Markets	Southeast Asia, Africa, Oceania, Eastern Asia	South America, Europe, Southeast Asia/ Mideast	South America, Europe, Southeast Asia/ Mideast	South America, Europe, Southeast Asia/ Mideast	South America, Europe, Southeast Asia/ Mideast
Annual Export Revenue	-	-	-	-	-
Business Model	-	-	-	-	-
Average Lead Time	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Product Attributes
Specification	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: 21 kHz; Range: 1.0~30m; Resistance: 700 Omega; Capacitance: 11000 PF; Echo: 300 Mv; Voltage: <1500 Vpp; Temperature: -40~80 Deg; Pressure: < 0.3 MPa; Material: POM; Protection: IP68; Weight: 1860g;	Type: Large range Ultrasonic Sensor; Output Signal Type: Digital Type; Production Process: Injection; Sensitivity: High; Probe Type: Dual Probe; Measuring Medium: Solid; Detection mode: On the Radio; IP Rating: IP20; Customized: Customized; Warranty: 1 Year; Working Temperature: -20-70; Storage Temperature: -30-80; Theory: Hall Sensor;	Type: Large range Ultrasonic Sensor; Output Signal Type: Digital Type; Production Process: Injection; Sensitivity: High; Probe Type: Dual Probe; Measuring Medium: Solid; Detection mode: On the Radio; IP Rating: IP22; Customized: Customized; Voltage Ripple Requirements: Less Than 100mv; Operating Voltage: DC 12V; Quescent Current: -20 - 70; Blind Zone: Less Than 40 Cm;	Type: Large range Ultrasonic Sensor; Output Signal Type: Digital Type; Production Process: Injection; Sensitivity: High; Probe Type: Dual Probe; Measuring Medium: Solid; Detection mode: On the Radio; IP Rating: IP22; Customized: Customized; Humidity: 20 - 95 Rh; Temperature: Between-20 Degc and -70 Degc; Model Name: Fbhdm-30; Output: Analog Sensor, Digital Sensor;	Type: Large range Ultrasonic Sensor; Output Signal Type: Digital Type; Production Process: Injection; Sensitivity: Medium; Probe Type: Dual Probe; Measuring Medium: Solid; Detection mode: On the Radio; IP Rating: IP20; Customized: Customized; Detecting Distance: up to 7m; Quescent Current: Less Than 50ua; Detecting Angle: Less Than 110 Degree; Level Output Voltage: High 3V/Low 0V;
Supplier Name	Fuzhou Eagle Ultrasonic Tech Co., Ltd.	NINGBO FBELE ELECTRONICS CO., LTD.	NINGBO FBELE ELECTRONICS CO., LTD.	NINGBO FBELE ELECTRONICS CO., LTD.	NINGBO FBELE ELECTRONICS CO., LTD.
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