Home Electrical & Electronics Heat Pump Electric Heater Heat Pump 4 To 20ma 2025 Product List

4 To 20ma

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PWM to Analog 4-20mA Isolated Signal Converter Module

US$ 13.5-15 / Piece
1 Piece (MOQ)
Shenzhen Sunyuan Technology Co., Ltd.
Shenzhen Sunyuan Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China

  • Manufacturer/Factory & Trading Company

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Single
V/F Control Transducer
PWM to Analog Converter
Sunyuan Sz
50Hz-99Hz/100Hz-0.9kHz/1kHz-9kHz/10kHz-19kHz/20kHz
4-20mA/0-20mA/0-5V/0-10/1-5V, etc
Video 1/ 6

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2-Wire 4-20mA Current Loop Signal Isolated Transmitter Get Power From Output Terminal

US$ 13.5-15 / Piece
1 Piece (MOQ)
Shenzhen Sunyuan Technology Co., Ltd.
Shenzhen Sunyuan Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China

  • Manufacturer/Factory & Trading Company

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Isolation Amplifier
AC & DC Voltage Transmitter
Digital Output
N
N
0.2G
Video 1/ 6

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Electric Actuator Valve Motorized 90 Degree Rotary 4-20mA Butterfly Valve Ball Valve Explosion-Proof Multiple Rotations Gate Valve Globe Valve

US$ 40-50 / Set
1 Set (MOQ)
Jiangsu Huagong Automatic Control Valve Co., Ltd.
Jiangsu Huagong Automatic Control Valve Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Jiangsu, China

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CE
DC12V , DC24V , AC24V , AC110 , AC220V , AC380V
Electric Power
Ordinary Temperature
Alloy
12 Months
1/ 5

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Electric Pneumatic Positioner Yt-1000, Valve Positioner with 4-20mA

US$ 49-50 / Piece
10 Pieces (MOQ)
Jiangsu Huagong Automatic Control Valve Co., Ltd.
Jiangsu Huagong Automatic Control Valve Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Jiangsu, China

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ISO, CE
380V/240V/220V/110V/DC12V/24V/220V
Electric Power
Ordinary Temperature
Clamp/Flange/Thread
Alloy
Video 1/ 6

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China Huatian Cyb3122 RS485 4~20mA Water Level Capacitive Liquid Level Transmitter

US$ 35.7-73.6 / Piece
1 Piece (MOQ)
Tianshui Huatian Sensor Co., Ltd.
Tianshui Huatian Sensor Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Gansu, China

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  • ISO9001:2015
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Silicon Piezoresistive Type
Input Type
High Pressure
IP68
CE
Customized
Video 1/ 6

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Cyb4211 New Tech OEM ODM 4-20mA 0-10V Piezoresistive Pressure Transmitter

US$ 16-25 / Piece
1 Piece (MOQ)
Tianshui Huatian Sensor Co., Ltd.
Tianshui Huatian Sensor Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Gansu, China

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  • ISO9001:2015
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Intelligent Pressure Transmitter
Intelligent
Oil Water Gas
0.1 0.25 0.5
-1000kpa~100MPa
IP65(IP68 Customizable)
Video 1/ 6

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SS316L Sensor 4-20mA Output Sealed Gauge Pressure Universal Pressure Transmitter PCM303D

US$ 18-25 / Piece
1 Piece (MOQ)
Nanjing Wotian Technology Co., Ltd.
Nanjing Wotian Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Jiangsu, China

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  • ISO9001:2015, Others
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Liquid
0.5%Fs
-100kpa-100MPa
IP65
Video 1/ 6

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Wnk 4-20mA 0-5V 1-10V RS485 Water Level Sensor for for Deep Well

US$ 38-45 / Piece
1 Piece (MOQ)
Hefei WNK Smart Technology Co., Ltd.
Hefei WNK Smart Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Anhui, China

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Submersible
Contact
Digital Type
Integration
Corrosion Resistant
Stainless Steel
Video 1/ 6

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Premium 4-20mA Flat Film Pressure Sensor 502 for Wholesale

US$ 30-50 / Piece
1 Piece (MOQ)
Huaibei Huadian Automation Technology Co., Ltd.
Huaibei Huadian Automation Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Anhui, China

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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
All
0.5%F.S
0.001MPa～35MPa
IP65
Video 1/ 6

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Flange/Thread/Clamp Connection Electromagnetic Flowmeter Water Milk Magnetic Flow Meter with RS485 4-20mA Pulse

US$ 210-250 / Piece
1 Piece (MOQ)
Wuhu Jujie International Trade Co., LTD
Wuhu Jujie International Trade Co., LTD
  • China Supplier - Diamond Member Diamond Member
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  • Anhui, China

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5(5.0)

"Fast Delivery"
Fast Delivery
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Factory Warranty
1 Years
0.5%/1.0%
Water, Wastewater, Corrosive Liquid/Gas
DN10-DN500
Tube/Flange
Video 1/ 6

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Rika Rk500-12 Aquaculture 4 20mA RS485 Output Online Water Quality pH Sensor

US$ 86-168 / Piece
1 Piece (MOQ)
Hunan Rika Electronic Tech Co., Ltd.
Hunan Rika Electronic Tech Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Hunan, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Avaliable
1 Year
Data Logger
Non Portable
Biochemistry, Industry
ISO9001, RoHS, CE
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Wnk 4-20mA Output 0.5-4.5V Water Pressure Sensor for Air Gas

US$ 12-15 / Piece
1 Piece (MOQ)
Hefei WNK Smart Technology Co., Ltd.
Hefei WNK Smart Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Anhui, China

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Capacitive Pressure Sensor
OEM Technology
Diffused Silicon Pressure Transmitter
Analog Type
Integration
Stainless Steel
Video 1/ 6

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HTsensor 4-20mA Oil Air Water Pressure Transmitter Silicon Pressure Sensor Industrial Transducer

US$ 15-30 / Piece
1 Piece (MOQ)
Baoji Hengtong Electronics Co., Ltd.
Baoji Hengtong Electronics Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shaanxi, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO45001:2018, ISO14001
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5(5.0)

"On-time Delivery"
On-time Delivery
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Liquid
0.5G
0kpa~10kpa...100MPa
IP65
Video 1/ 6

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Turbine Flowmeter Clamp Water Fuel Liquid Diesel Oil 4-20mA Pulse RS485 Flow Meter Flow Sensor

US$ 160-240 / Piece
1 Piece (MOQ)
Wuhu Jujie International Trade Co., LTD
Wuhu Jujie International Trade Co., LTD
  • China Supplier - Diamond Member Diamond Member
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  • Secured Trading Secured Trading
  • Anhui, China

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Factory Warranty
1
±0.2-0.5%
Water, Diesel Fuel, Fuel Oil
DN4-200
Tube/Flange
Video 1/ 6

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Durable 4-20mA Signal Isolator for Factory Automation Needs

US$ 30-58 / Piece
1 Piece (MOQ)
Huaibei Huadian Automation Technology Co., Ltd.
Huaibei Huadian Automation Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
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  • Anhui, China

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Program
Combination
Linear
Continuous
Protection, Measurement
RoHS, ISO: 9001, CE, FCC, SGS
Video 1/ 6

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Cheap 4-20mA Silicon Air Water Gas Oil Pressure Sensor Pressure Transducer Factory Pressure Transmitter

US$ 25-30 / Piece
1 Piece (MOQ)
Hunan Firstrate Sensor Co., Ltd.
Hunan Firstrate Sensor Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Hunan, China

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5(5.0)

"Fast Delivery"
Fast Delivery
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Normal Pressure Transmitter
Strain Gauge Pressure Transmitter
Liquid
0.5G
0.001MPa～35MPa
IP68
Video 1/ 6

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FST800-211A 4-20mA Cheap Hydraulic Analog Air Fuel Oil Water Pressure Sensor for harsh working condition

US$ 32-37 / Piece
1 Piece (MOQ)
Hunan Firstrate Sensor Co., Ltd.
Hunan Firstrate Sensor Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Secured Trading Secured Trading
  • Hunan, China

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5(5.0)

"On-time Delivery"
On-time Delivery
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Piezoresistive Pressure Sensor
Mechanical Structure Type
Strain Gauge Pressure Transmitter
Analog Type
Integration
Stainless Steel
Video 1/ 6

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-100kPa…0~10kPa…100MPa 4~20mA Intelligent Pressure Sensor with 0.1 Accuracy Optional

US$ 30-500 / Piece
1 Piece (MOQ)
BNSENS Co., Ltd.
BNSENS Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China

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Piezoresistive Pressure Sensor
SemiConductor Type
Diffused Silicon Pressure Transmitter
Digital Type
Normal Wirewound
Stainless Steel
Video 1/ 6

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4-20mA voltage output 80mm height min size Piezoresistive pressure sensor Hirschmann connector cable outlet transmitter

US$ 35-50 / Piece
1 Piece (MOQ)
Nanjing Hangjia Electronic Technology Co., Ltd.
Nanjing Hangjia Electronic Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Piezoresistive Pressure Sensor
SemiConductor Type
Diffused Silicon Pressure Transmitter
Analog Type
Injection
Stainless Steel
Video 1/ 6

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Water Cooling System High Stability Reliability 4 20mA 5V 10V General Pressure Transmitter

US$ 16-20 / Piece
1 Piece (MOQ)
BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.
BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shaanxi, China

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Liquid
0.2G
-1...0...1000bar
IP65
Video 1/ 6

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Holykell Analog 4-20mA Water Sensor Air Transmitter Fuel Pressure Transducer

US$ 39-149 / Piece
1 Piece (MOQ)
Holykell Technology Company Limited
Holykell Technology Company Limited
  • China Supplier - Diamond Member Diamond Member
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  • Hunan, China

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Water, Fuel Pressure Sensor
Diffused Silicon Pressure Transmitter
Water, Fuel or Liquid Gas Pressure
0.15%F.S; 0.25%F.S; 0.5%F.S Optional
0～1.5kPa
IP67
Video 1/ 6

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China Best Pressure Sensor Transmitter 0.16MPa 0.25MPa 0.4MPa 0.6MPa 1MPa Range 4-20mA 0-10V 1-5V RS485 Output DC24V Power for Sale

US$ 25-35 / Piece
1 Piece (MOQ)
Anhui Qidian Automation Technology Co., Ltd.
Anhui Qidian Automation Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Anhui, China

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5(4.0)

"On-time Delivery"
On-time Delivery
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Oil/Gas/ Water/Liquid
0.1G
0.001MPa～35MPa
IP65
Video 1/ 6

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RS485 4-20mA Dissolved Carbon Dioxide CO2 Sensor for Aquaculture Beverage

US$ 149.9-167.9 / pieces
1 pieces (MOQ)
BGT Technology(Beijing) Co., Ltd.
BGT Technology(Beijing) Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Beijing, China

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Single Item
Carton
5m Standard or Cusomize
0~2000ppm
ABS
Beijing, China
Video 1/ 6

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IP68 RS485 4-20mA High Performance Submersible Level Transmitter

US$ 15-35 / Piece
1 Piece (MOQ)
Nanjing Wotian Technology Co., Ltd.
Nanjing Wotian Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, Others
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Silicon Piezoresistive Type
Thread Type
High Pressure
LCD
0.5%F.S.
IP68
Video 1/ 6

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2%off 4-20mA, 0-5V Piezoresistive Silicon Pressure Transducer PCM320 Hart Pressure Transmitter

US$ 28-45 / Piece
1 Piece (MOQ)
Nanjing Wotian Technology Co., Ltd.
Nanjing Wotian Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China

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  • ISO9001:2015, Others
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Gas
0.5G
IP65
CE
Video 1/ 6

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Hl4-100ai Quarter Turn Electric Actuator 1000nm, 220VAC, 4~20mA, for Ball Valve, Butterfly Valve Driving, IP67, IP68 as Optional

US$ 312-452 / Piece
10 Pieces (MOQ)
Wenzhou Heli Automatic Meter Co., Ltd.
Wenzhou Heli Automatic Meter Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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RoHS, ISO, CE
AC220V
Electric Power
Ordinary Temperature
Flange
Alumium Alloy
Video 1/ 6

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HTsensor Compact Design 4-20mA Silicon Piezoresistive Pressure Transmitter Sensor for Gas Water Oil

US$ 15-20 / Piece
1 Piece (MOQ)
Baoji Hengtong Electronics Co., Ltd.
Baoji Hengtong Electronics Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shaanxi, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO45001:2018, ISO14001
Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Normal Pressure Transmitter
Diffused Silicon Pressure Transmitter
Gas
0.5%
0kpa~10kpa...5MPa
IP65
Video 1/ 6

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High Temperature 4-20mA Steam Pressure Transmitter Hot Water Pressure Sensor for Boiler, 3 Wires PT100 Temperature Sensor

US$ 11 / Piece
5 Pieces (MOQ)
Ningbo Qingyang Automation Technology CO.,LTD.
Ningbo Qingyang Automation Technology CO.,LTD.
  • China Supplier - Diamond Member Diamond Member
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  • Secured Trading Secured Trading
  • Zhejiang, China

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Whorl of Fingerprint
Resistive
Contact
Analog Type
Integration
304/316
Video 1/ 6

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Intelligent Digital Transmitter with 4-20mA Output, Lightweight Design

US$ 621.3-885.6 / Set
1 Set (MOQ)
Shandong Zhongziyi Intelligent Technology Co., Ltd.
Shandong Zhongziyi Intelligent Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Explosion-proof Pressure Transmitter
Diffused Silicon Pressure Transmitter
Gas, Steam, Liquid
0.05%F.S
0-100MPa
IP67
Video 1/ 6

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SAE-5 Bolts Flange Float Type 0-190ohm 4-20mA 0-5V 0.5-4.5V Output Fuel Tank Level Sensor with Digital LED Display

US$ 15-35 / Piece
100 Pieces (MOQ)
Bluefin Sensor Technologies Limited
Bluefin Sensor Technologies Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China

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5(5.0)

"Great Customer Service"
Great Customer Service
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Float
Analog Type
Assembly
Corrosion Resistant
Stainless Steel
IP67
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Questions & Answers on 4 To 20ma
Q
Where can I find reliable suppliers for Heat Pump products?
A
The 4 To 20ma is a premium choice in the Heat Pump category.Finding reliable suppliers for Heat Pump can be done through online platforms, industry exhibitions, as well as wholesale directories. It's essential to verify supplier credentials, request product samples, and possibly engage with well-respected partners for quality assurance.
Q
How does a heat pump work in the Electrical & Electronics sector?
A
Upgrade your Heat Pump with the elegant and durable 4 To 20ma.Heat pump devices in the Electrical & Electronics sector transfer heat from one place to another using electricity. Various models and sizes of heat pumps cater to a wide range of applications, offering energy efficiency and effective temperature control.
Q
What are the benefits of sourcing Heat Pump products in China?
A
The 4 To 20ma is a top choice in our Heat Pump collection.Sourcing Heat Pump products in China offers cost-effective solutions without compromising quality. Chinese manufacturers provide competitive pricing, customized options, and adhere to industry standards. Partnering with trustworthy suppliers streamlines the procurement process and ensures product consistency.

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Sourcing Guide for 4 To 20ma:

Our electronics supplier database is a comprehensive list of the key suppliers, manufacturers(factories), wholesalers, trading companies in the electronics industry. Import electrical products from our verified China suppliers with competitive prices. They would supply all of your electrical requirements; You’re sure to find what you need in our broad selection of electrical & electronics, including electronic components, electrical & Telecommunication equipment and electromechanical devices. Amongst the wide range of products for sale choice, 4 To 20ma is one of the hot items. Design engineers or buyers might want to check out various 4 To 20ma factory & manufacturers, who offer lots of related choices such as pressure transducer, pressure sensor and pressure transmitter. You can also customize 4 To 20ma orders from our OEM/ODM manufacturers. They are experienced China exporters for your online sourcing. Update your electrical products and buy from these credible suppliers with the latest China production technology. We hope to keep every buyer up to date with this fastest moving electronic industry and the latest products trends. You can also contact our buyer service and get some buying guides.

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