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Signal Input Module

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Siemens 6es74211EL000AA0 Simatic S7-400 Sm421 Digital Input Module 16di 120VAC

Siemens 6es74211EL000AA0 Simatic S7-400 Sm421 Digital Input Module 16di 120VAC

US $ 922-1,050 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Pulse Signal Conversion Measure PWM to Modbus RTU Conversion Remote I/O Module

Pulse Signal Conversion Measure PWM to Modbus RTU Conversion Remote I/O Module

US $ 13.11-13.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Original Brand New Cj1w-Cts21-E Cj1w-Ctl41-E Ssi Encoder PLC Module Goods in Stock

Original Brand New Cj1w-Cts21-E Cj1w-Ctl41-E Ssi Encoder PLC Module Goods in Stock

US $ 200-500 / Piece FOB
1 Piece (MOQ)
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Taizhou Yinshui Automation Technology Co., Ltd.

Zhejiang, China Since 2026
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Siemens 6es74311kf200ab0 Sm431 Analog Input Module 8ai 14bit Isolated

Siemens 6es74311kf200ab0 Sm431 Analog Input Module 8ai 14bit Isolated

US $ 2,259-3,000 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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4-20mA/0-2.5V /0-20mA to Modbus TCP Rj-45 Current Input/Voltage Input Data Acquisition Module

4-20mA/0-2.5V /0-20mA to Modbus TCP Rj-45 Current Input/Voltage Input Data Acquisition Module

US $ 80.99-93.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Siemens Sm331 Analog Input Module 8ai 6es73317kf020ab0

Siemens Sm331 Analog Input Module 8ai 6es73317kf020ab0

US $ 727-1,500 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Original Brand New Cj1w-Nc234 Cj1w-Nc434 2axis Position Control Module Goods in Stock

Original Brand New Cj1w-Nc234 Cj1w-Nc434 2axis Position Control Module Goods in Stock

US $ 300-800 / Piece FOB
1 Piece (MOQ)
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Taizhou Yinshui Automation Technology Co., Ltd.

Zhejiang, China Since 2026
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Haiwang China Microwave Body Detector Manufacturer Ready to Ship 6-24V Input Voltage 23*22*7mm Hw-M09 Doppler Automatic Induction Control Radar Microwave Module

Haiwang China Microwave Body Detector Manufacturer Ready to Ship 6-24V Input Voltage 23*22*7mm Hw-M09 Doppler Automatic Induction Control Radar Microwave Module

US $ 0.08-1.5 / Piece FOB
1,000 Pieces (MOQ)
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Audited Supplier
HW INDUSTRIAL CO., LTD

Trading Company

Guangdong, China Since 2016
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Current Input/Voltage Input 4-20mA to RS485/RS232 Data Acquisition Module Modbus RTU

Current Input/Voltage Input 4-20mA to RS485/RS232 Data Acquisition Module Modbus RTU

US $ 28.55-31.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Lpcb Approved Addressable Fire Alarm I/O Control Module

Lpcb Approved Addressable Fire Alarm I/O Control Module

US $ 38-40 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Asenware Test and Control Technology Co., Ltd.

Guangdong, China Since 2013
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Siemens Sm321 Digital Input Module 8di 6es73211FF010AA0

Siemens Sm321 Digital Input Module 8di 6es73211FF010AA0

US $ 243-800 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Di Input Supports PNP and NPN Inputs 20 Way Di High-Speed Counter Modbus RTU Module

Di Input Supports PNP and NPN Inputs 20 Way Di High-Speed Counter Modbus RTU Module

US $ 66.55-75.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Siemens 6es74401CS000ye0 Cp440-1 Ptp Serial Communication Module

Siemens 6es74401CS000ye0 Cp440-1 Ptp Serial Communication Module

US $ 1,404-2,000 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Advanced PT100/PT1000 Signal Isolation Module for 8 Temperature Readings

Advanced PT100/PT1000 Signal Isolation Module for 8 Temperature Readings

US $ 28.99-31.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Original Brand New Cj2m-MD211 Cj2m-MD212 Pulse I/O PLC Module Goods in Stock

Original Brand New Cj2m-MD211 Cj2m-MD212 Pulse I/O PLC Module Goods in Stock

US $ 60-80 / Piece FOB
1 Piece (MOQ)
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Taizhou Yinshui Automation Technology Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
Siemens 6es73311kf020ab0 Sm331 Analog Input Module 8ai 13bit/14bit 4-20mA for S7-300 PLC

Siemens 6es73311kf020ab0 Sm331 Analog Input Module 8ai 13bit/14bit 4-20mA for S7-300 PLC

US $ 70-400 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Convert Analog Signal to Digital Signal 4-20mA/0-10V to RS485/RS232 0-10V Data Acquisition a/D Conversion Module

Convert Analog Signal to Digital Signal 4-20mA/0-10V to RS485/RS232 0-10V Data Acquisition a/D Conversion Module

US $ 113.33-128.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Siemens Sm321 Digital Input Module 64di 6es73211bp000AA0

Siemens Sm321 Digital Input Module 64di 6es73211bp000AA0

US $ 706-1,800 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Ntc Resistor Input Ntc100K Ntc10K Ntc1K Network Modbus Tcpand Mqtt Data Acquisition Module

Ntc Resistor Input Ntc100K Ntc10K Ntc1K Network Modbus Tcpand Mqtt Data Acquisition Module

US $ 19.55-22.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Cotrust Em231 8-Channel Analog Input, Photoelectric Isolation, Voltage Signal Input, and Two Optional Curren Inputs Module Compatible Siemens (231-5HF32)

Cotrust Em231 8-Channel Analog Input, Photoelectric Isolation, Voltage Signal Input, and Two Optional Curren Inputs Module Compatible Siemens (231-5HF32)

US $ 139-197 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Cotrust Technologies Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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Haiwang China Hw-M09-2 Doppler Sensor Factory Wholesale Customized 3.7-24V Input Voltage Hw-M09-2 Doppler Automatic Induction Control Radar Microwave Module

Haiwang China Hw-M09-2 Doppler Sensor Factory Wholesale Customized 3.7-24V Input Voltage Hw-M09-2 Doppler Automatic Induction Control Radar Microwave Module

US $ 1.5-2.5 / Piece FOB
99 Pieces (MOQ)
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Audited Supplier
HW INDUSTRIAL CO., LTD

Trading Company

Guangdong, China Since 2016
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Eight PNP Inputs, Eight PNP Outputs, RS-485/232 Switch Data Acquisition Module Isolation Amplifier

Eight PNP Inputs, Eight PNP Outputs, RS-485/232 Switch Data Acquisition Module Isolation Amplifier

US $ 60.99-66.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Encoder Pulse Signal Measurement Displacement or Angle Measurement Modbus TCP Module

Encoder Pulse Signal Measurement Displacement or Angle Measurement Modbus TCP Module

US $ 60.99-62.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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About Signal Input Module FAQ

  • QHow to choose an Electrical Control System for cost savings?

    The Signal Input Module is a key item within our extensive Electrical Control System selection.To select a cost-saving Electrical Control System, consider the efficiency, scalability, and factory-direct pricing of the options available. Engage with wholesale suppliers for bulk purchases to lower costs. Get in touch for expert guidance!

  • QWhy buy Electrical Control Systems from a trusted dealer?

    The Signal Input Module is an essential part of our Electrical Control System offerings.Buying from a trusted distributor ensures access to certified and dependable systems. Competitive pricing and cutting-edge custom options are key benefits. Secure your best-fit system at a factory wholesale rate by contacting us!

  • QWhat are the latest trends in Electrical Control Systems?

    The Signal Input Module is a standout piece in our Electrical Control System collection.Latest trends highlight the shift towards smart technologies and integrated IoT capabilities. Top distributors offer guide solutions to keep your systems up-to-date, including OEM options. For tailored solutions, contact us now!

Versatile RS-485 Module for Ntc Thermistor Temperature Data5 Data Acquisition Module Measurement of Sensor Signals

Versatile RS-485 Module for Ntc Thermistor Temperature Data5 Data Acquisition Module Measurement of Sensor Signals

US $ 28.99-31.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Factory Wholesales Customized Power Supply Unregulated Dual Output and Fixed Input Power Converter Module

Factory Wholesales Customized Power Supply Unregulated Dual Output and Fixed Input Power Converter Module

US $ 2.6-2.9 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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8-Channel Thermocouple Input Module RTU I/O Module

8-Channel Thermocouple Input Module RTU I/O Module

US $ 35-55 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Foshan Macro Technology Co., Ltd.

Guangdong, China Since 2023
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4-20mA/0-5V/0-10V to RS-485 Data Acquisition Module Modbus RTU Communication Protocol

4-20mA/0-5V/0-10V to RS-485 Data Acquisition Module Modbus RTU Communication Protocol

US $ 28.99-31.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
Chat Now Send Inquiry
Advanced 8-Channel RS485/232 Signal Converter Module for Data Acquisition

Advanced 8-Channel RS485/232 Signal Converter Module for Data Acquisition

US $ 28.16-28.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Data Acquisition Module 8-Channel Di, 8-Channel Do Remote Switch I/O Module

Data Acquisition Module 8-Channel Di, 8-Channel Do Remote Switch I/O Module

US $ 37.55-37.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Remote I/O Module Measures 8 PT100/PT1000 Temperature Signals Network Data Collection Module

Remote I/O Module Measures 8 PT100/PT1000 Temperature Signals Network Data Collection Module

US $ 25.99-27.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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DC 0-5V to 4-20mA Isolated Signal Conditioner Module

DC 0-5V to 4-20mA Isolated Signal Conditioner Module

2 Pieces (MOQ)
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Audited Supplier
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
Chat Now Send Inquiry
Measurement and Control of Four-Wire Fan Measurement of Proximity Switch Pulse Signal RS485 Communication Remote I/O Module

Measurement and Control of Four-Wire Fan Measurement of Proximity Switch Pulse Signal RS485 Communication Remote I/O Module

US $ 14.55-16.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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16 Analog Signals Converted to RS-485/RS232 Data Acquisition a/D Conversion Module

16 Analog Signals Converted to RS-485/RS232 Data Acquisition a/D Conversion Module

US $ 100.99-108.98 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Displacement Measurement, Travel Measurement, Angle Measurement 20 Independent Di High-Speed Counters Modbus RTU Module

Displacement Measurement, Travel Measurement, Angle Measurement 20 Independent Di High-Speed Counters Modbus RTU Module

US $ 66.55-75.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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PT100 Temperature Sensor Transmitter Temperature Module

PT100 Temperature Sensor Transmitter Temperature Module

US $ 42 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
Ningbo Qingyang Automation Technology CO.,LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Lpcb Certification Addressable Fire Alarm System Input Output Module

Lpcb Certification Addressable Fire Alarm System Input Output Module

US $ 38-40 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Asenware Test and Control Technology Co., Ltd.

Guangdong, China Since 2013
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