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relay module mqtt modem

All relay module mqtt modem wholesalers & relay module mqtt modem manufacturers come from members. We doesn't provide relay module mqtt modem products or service, please contact them directly and verify their companies info carefully.

Total 4382 products from relay module mqtt modem Manufactures & Suppliers
Quality 5v Relay Board / 8 Channel Relay Module With Optocoupler Status Each Input Indication for sale

Brand Name:GINRI

Model Number:JR-B8PC-F-FP

Place of Origin:China

... used for stepping motor control, servo control, and solenoid valve control (high valve operating frequency). 2 , service life Relays are mechanical components so they have a long operating life. Transistors are

Wenzhou Ginri Power Automation Co., Ltd.
Verified Supplier

Zhejiang

Quality 5V 12V 24V 16 Channel I O Relay Module With Optocoupler Isolations With IDC Connector High Low Trigger for sale

Brand Name:GINRI

Model Number:JR-B16PJ-F/24VDC

Place of Origin:China

...Relay Module With Optocoupler Isolations With IDC Connector High Low Trigger Features -- Support most of PLC output interface -- Standard DIN rain mounted -- Status indication for each input -- Special circuit for self anti-interference -- Isolation for each relay channel -- with relay...

Wenzhou Ginri Power Automation Co., Ltd.
Verified Supplier

Zhejiang

Quality 2 Channel SSR Solid State Arduino Relay Module Low Level Relay Module For Arduino for sale

Brand Name:OEM

Model Number:OKY3046

Place of Origin:Guangdong China (Mainland)

2 Channel SSR Solid-State Relay Module For Arduino Low Level Feature: Power supply: 5V DC (160mA) Input control signal voltage: (0-0.5V low stage SSR is OFF) (2.5-20V high stage SSR is ON) SSR Output (each channel): Load voltage range: 75 to 264VAC (50/...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality Timing Circuit Switch Delay Timer Relay Module Ith LCD Two Columns for sale

Brand Name:OEM / ODM

Model Number:OKY-N304-5

Place of Origin:China

XY-WJ01 Timing Circuit Switch delay timer relay module relay delay module Description: 1. Display with LCD two columns, can display parameters directly 2. Trigger mode: high and low level, switch quantity 3. Parameters can be ...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 1 Channel Relay Module For Arduino Delay Power Off Upper And Lower Limit Detection for sale

Brand Name:OEM

Model Number:OKYN3005

Place of Origin:China

...Limit Detection 1 Channel Relay Module for Arduino Specification: Origin CN(Origin) Condition New Weight 55g Color As picture MOQ 25pcs Application For stem education Brand Name OEM Quality High quality Item Type Delay Relay Module FAQ 1. What is the terms...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 12V 2A 3A Adapter 24W 36W Relay Module For Arduino AC DC Switching Power Supply for sale

Brand Name:OEM

Model Number:OKYN0667

Place of Origin:China

12V 2A 3A Power Adapter 24W 36W Relay Module For Arduino AC DC Switching Power Supply 12V 2A 3A Power Adapter 24W 36W Relay Module for Arduino AC DC Switching Power Supply Specification: Input 100-240V 50-60Hz Output 12VDC @ 2A Quantiy 1 pack Item Weight...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 2 Channel SSR Solid State Arduino Relay Module Low Level Relay Module For Arduino for sale

Brand Name:OEM

Model Number:OKY3046

Place of Origin:Guangdong China (Mainland)

2 Channel SSR Solid-State Relay Module For Arduino Low Level Feature: Power supply: 5V DC (160mA) Input control signal voltage: (0-0.5V low stage SSR is OFF) (2.5-20V high stage SSR is ON) SSR Output (each channel): Load voltage range: 75 to 264VAC (50/...

Oky Newstar Technology Co., Ltd
Verified Supplier

Guangdong

Quality Timing Circuit Switch Delay Timer Relay Module Ith LCD Two Columns for sale

Brand Name:OEM / ODM

Model Number:OKY-N304-5

Place of Origin:China

XY-WJ01 Timing Circuit Switch delay timer relay module relay delay module Description: 1. Display with LCD two columns, can display parameters directly 2. Trigger mode: high and low level, switch quantity 3. Parameters can be ...

Oky Newstar Technology Co., Ltd
Verified Supplier

Guangdong

Quality 1 Channel Relay Module For Arduino Delay Power Off Upper And Lower Limit Detection for sale

Brand Name:OEM

Model Number:OKYN3005

Place of Origin:China

...Limit Detection 1 Channel Relay Module for Arduino Specification: Origin CN(Origin) Condition New Weight 55g Color As picture MOQ 25pcs Application For stem education Brand Name OEM Quality High quality Item Type Delay Relay Module FAQ 1. What is the terms...

Oky Newstar Technology Co., Ltd
Verified Supplier

Guangdong

Quality 12V 2A 3A Adapter 24W 36W Relay Module For Arduino AC DC Switching Power Supply for sale

Brand Name:OEM

Model Number:OKYN0667

Place of Origin:China

12V 2A 3A Power Adapter 24W 36W Relay Module For Arduino AC DC Switching Power Supply 12V 2A 3A Power Adapter 24W 36W Relay Module for Arduino AC DC Switching Power Supply Specification: Input 100-240V 50-60Hz Output 12VDC @ 2A Quantiy 1 pack Item Weight...

Oky Newstar Technology Co., Ltd
Verified Supplier

Guangdong

Quality 2-way-12V flame sensor module With Relay Module for sale

Brand Name:OEM

Model Number:OKY

Place of Origin:Guangdong China(Mainland)

... sensitive to ambient light, commonly used to detect the environment around the brightness of the light. 2, module in the environment light brightness than set threshold, the output high level, when the environment light intensity more than set threshold,

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 2-way-12V flame sensor module With Relay Module for sale

Brand Name:OEM

Model Number:OKY

Place of Origin:Guangdong China(Mainland)

... sensitive to ambient light, commonly used to detect the environment around the brightness of the light. 2, module in the environment light brightness than set threshold, the output high level, when the environment light intensity more than set threshold,

Oky Newstar Technology Co., Ltd
Verified Supplier

Guangdong

Quality 3500/32 Bently Nevada 3500 System Relay Module 4channel 5AMP 30VDC 250VAC for sale

Brand Name:Bently Nevada

Model Number:3500/32

Place of Origin:USA

...RELAY MODULE 4CHANNEL 5AMP 30VDC 250VAC Brand New Bently Nevada 3500/42 135489-02 Module In Stock Description The 3500/32 and 3500/33 Relay Modules provide a set of relays that can be programmed to actuate based on alarm conditions in By adding the required number of relay modules to the rack, it is possible to provide individual relay...

NEW SOURCE AUTOMATION CO.,LTD
Verified Supplier

Quality 3500/32 Bently Nevada 3500 System Relay Module 4channel 5AMP 30VDC 250VAC for sale

Brand Name:Bently Nevada

Model Number:3500/32

Place of Origin:USA

...RELAY MODULE 4CHANNEL 5AMP 30VDC 250VAC Brand New Bently Nevada 3500/42 135489-02 Module In Stock Description The 3500/32 and 3500/33 Relay Modules provide a set of relays that can be programmed to actuate based on alarm conditions in By adding the required number of relay modules to the rack, it is possible to provide individual relay...

NEW SOURCE AUTOMATION CO.,LTD
Verified Supplier

Quality High and Low Level Trigger 5V/12V/24V Shield for Arduino 1 2 4 6 8 Channel Relay Module for sale

Place of Origin:Guangdong, China

Brand Name:Original

Model Number:5V/12/24V relay module

...Relay Module Shield for Arduno ARM PIC AVR DSP Electronic 5V 4 Channel Relay 4 road 5V Relay Module Features: * This relay module is 5V active low. * It is an 4-channel relay interface board, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. * It is also able to control various appliances and other equipments with large current. * Relay...

Shenzhen Creatall Electronics Co., Ltd.
Verified Supplier

Quality Digi Xbee Pro S3B 900Hp UFL Module 250Mw Wireless Data Transmission RF Transceiver Modules and Modems for sale

Place of Origin:China

Brand Name:Huaray

Model Number:Xbee-Pro 900HP

... UFL Module 250Mw Wireless Data Transmission RF Transceiver Modules and Modems Discover the ultimate solution for long-range wireless communication with the Digi XBee PRO S3B 900HP UFL Module. This powerful 250mW RF Transceiver Module and Modem offers exc...

Oriental Huaray Group Limited
Site Member

Quality Bently Nevada 3500/33-01-01 16-Channel Relay Module for sale

Brand Name:Bently Nevada

Model Number:3500/33-01-01

Place of Origin:USA

...Relay Module Technical Application The 3500/33 16-Channel Relay Module is a full-height module that provides 16 relay outputs. Any number of 16-Channel Relay Modules can be placed in any of the slots to the right of the Rack Interface Module. Each output of the 16-Channel Relay Module can be independently programmed to perform needed voting logic. Each relay...

Wuhan Sean Automation Equipment Co.,Ltd
Verified Supplier

Quality 4 Channel Relay Module For Arduino 5V / 12V With 1 Year Warranty for sale

Place of Origin:Guangdong China (Mainland)

Brand Name:Oky Newstar

Model Number:oky3013-1

4 Channel Relay Module For Arduino 5V / 12V With 1 Year Warranty Description: 1.The power source and the relay system power can be divided 2. A set of jump cap. Jump hat off. Can separate the power supply 3. Only one way of high level can be triggered 4.T...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 5V 4 Ch SSR Solid State Relay Module For Arduino Low Level Trigger 240V 2A for sale

Brand Name:OEM

Model Number:oky3013

Place of Origin:Guangdong China (Mainland)

...Solid State Relay Module For Arduino Low Level Trigger 240V 2A Description: 1. The input signal can be 3.3 V 5 V 2. Are low level effective. Support 3.3V 5 V 3. It has jump line. Can set high and low level 4. The power source and the relay system power...

Oky Newstar Technology Co., Ltd
Active Member

Guangdong

Quality 10A 250VAC PLC Relay Module NPN And PNP Compatible CE / CCC Cetificate for sale

Brand Name:GINRI

Model Number:JR-8L1

Place of Origin:CHINA

...Relay Module NPN And PNP Compatible CE / CCC Cetificate The PLC amplifier board protects the PLC output point or protects the PLC input point. It also saves space in the cabinet. There are 10 advantages to the PLC wiring option PLC amplification board. 1 . The output current of the general PLC relay...

Wenzhou Ginri Power Automation Co., Ltd.
Active Member

Zhejiang

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