postheadericon Channel Relay Board



4-Channel Relay extension board Module 5V for Arduino MCU AVR 51 PIC ARM MSP430
4-Channel Relay extension board Module 5V for Arduino MCU AVR 51 PIC ARM MSP430
US $12.68
4-Channel 5V Relay extension board for MCU AVR 51 PIC ARM TTL Arduino w/ LED NEW
4-Channel 5V Relay extension board for MCU AVR 51 PIC ARM TTL Arduino w/ LED NEW
US $12.38
2pcs 4 Channel 12V Relay Interface Board Module for  PIC ARM DSP AVR MSP430
2pcs 4 Channel 12V Relay Interface Board Module for PIC ARM DSP AVR MSP430
US $19.66
USB Eight Channel Relay Board for Automations - 12V
USB Eight Channel Relay Board for Automations - 12V
US $49.10
Ethernet / Internet 16 Channel Relay Board: IP, SNMP, Windows / Android Software
Ethernet / Internet 16 Channel Relay Board: IP, SNMP, Windows / Android Software
US $142.00
Ethernet / Internet 8 Channel Relay Board - IP, SNMP, Windows / Android Software
Ethernet / Internet 8 Channel Relay Board - IP, SNMP, Windows / Android Software
US $108.00
Internet/Ethernet Eight(8) Channel Relay Module Board - Web,TCP/IP, VB6, BCB6
Internet/Ethernet Eight(8) Channel Relay Module Board - Web,TCP/IP, VB6, BCB6
US $222.00
USB 8 Channel Relay Board - Automation, Robotics - 24V
USB 8 Channel Relay Board - Automation, Robotics - 24V
US $49.00
Ethernet / Internet 2 Channel Relay Board - IP, SNMP
Ethernet / Internet 2 Channel Relay Board - IP, SNMP
US $86.00
PC USB 4 Channel Relay Board, Gadget For Controlling Home Electrical Devices
PC USB 4 Channel Relay Board, Gadget For Controlling Home Electrical Devices
US $29.00
USB 16 Channel Relay (10A) Module Board - RS232 Seriall Controlled, 12V
USB 16 Channel Relay (10A) Module Board - RS232 Seriall Controlled, 12V
US $98.00
5V 1 One Channel Relay Module Expansion Board For Appliance Control Arduino SCM
5V 1 One Channel Relay Module Expansion Board For Appliance Control Arduino SCM
US $1.99
FIELD CONTROL OPTO 22 G4PB16T CHANNEL BOARD W/16 RELAYS NACHI FOJIKOSHI B
FIELD CONTROL OPTO 22 G4PB16T CHANNEL BOARD W/16 RELAYS NACHI FOJIKOSHI B
US $219.99
new 8 Channel Relay Module Board 5V for PIC AVR MCU DSP
new 8 Channel Relay Module Board 5V for PIC AVR MCU DSP
US $14.99
4 CH Channels Optocoupler Relay Control Board Isolated
4 CH Channels Optocoupler Relay Control Board Isolated
US $19.95
24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
US $7.69
12V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
12V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
US $7.69
5V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
5V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM
US $8.55
24V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
24V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
US $3.99
12V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
12V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
US $3.99
5V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
5V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP
US $3.99
24V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
24V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
US $2.69
5V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
5V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
US $2.94
12V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
12V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP
US $2.69
24V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP
24V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP
US $1.99
12V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP
12V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP
US $1.99
8 Channel Solid State Relay Module Board.OMRON SSR AVR DSP Arduino 250V 2A
8 Channel Solid State Relay Module Board.OMRON SSR AVR DSP Arduino 250V 2A
US $26.50
One 1 Channel Relay Module Expansion Board 5V For PIC AVR MCU DSP SCM
One 1 Channel Relay Module Expansion Board 5V For PIC AVR MCU DSP SCM
US $.99
Two 2 Channel 5V Relay Module Expansion Board For Arduino ARM PIC AVR MCU DSP
Two 2 Channel 5V Relay Module Expansion Board For Arduino ARM PIC AVR MCU DSP
US $2.25
Four 4-Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP
Four 4-Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP
US $1.64
Eight 8 Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP
Eight 8 Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP
US $10.75
2-Channel 5V Relay Board Module For 8051 AVR PIC ARM
2-Channel 5V Relay Board Module For 8051 AVR PIC ARM
US $4.87
5V 8 Channel Relay Module Board for 8051 PIC AVR DSP
5V 8 Channel Relay Module Board for 8051 PIC AVR DSP
US $14.79
USB   RS485   24 Channel Relay Board (controller)
USB RS485 24 Channel Relay Board (controller)
US $140.00
DC 5V 4 Channel 4 LED RELAY Board Module for PIC/AVR/51 MCU 10A NEW
DC 5V 4 Channel 4 LED RELAY Board Module for PIC/AVR/51 MCU 10A NEW
US $11.99
USB   RS485   32 Channel Relay Board (controller)
USB RS485 32 Channel Relay Board (controller)
US $180.00
2 Channels 5V Relay Board Module for Arduino ARM PIC AVR DSP
2 Channels 5V Relay Board Module for Arduino ARM PIC AVR DSP
US $7.50
8 Channel Relay Module Interface Board DC 24V for PIC AVR MCU DSP Arduino NEW
8 Channel Relay Module Interface Board DC 24V for PIC AVR MCU DSP Arduino NEW
US $21.96
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
US $9.46
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
US $9.46
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 10A Control Arduino PIC
US $9.46
Two 2 Channel 5V Relay Module Expansion Board For Arduino ARM PIC AVR MCU DSP
Two 2 Channel 5V Relay Module Expansion Board For Arduino ARM PIC AVR MCU DSP
US $4.39
USB 16 Channel Relay Board - Automation Robotics 12V
USB 16 Channel Relay Board - Automation Robotics 12V
US $96.00
USB 8 Channel Relay Board - Automation, Robotics - 12V
USB 8 Channel Relay Board - Automation, Robotics - 12V
US $49.15
USB 16 Channel Relay Module,Board for Home Automation
USB 16 Channel Relay Module,Board for Home Automation
US $97.99
RTD DM6952HR-H DM6952HR 16 Channel Mechanical Relay Output Circuit Board NEW
RTD DM6952HR-H DM6952HR 16 Channel Mechanical Relay Output Circuit Board NEW
US $139.95
2 Channel Relay Board for CNC Mach3 PARALLEL PORT 12V
2 Channel Relay Board for CNC Mach3 PARALLEL PORT 12V
US $13.95
4 Channel Relay Card Board 500W 220VAC DC 12VDC  input
4 Channel Relay Card Board 500W 220VAC DC 12VDC input
US $28.00
INBOARD - Opto Isolation RELAY 4 Channels Board
INBOARD - Opto Isolation RELAY 4 Channels Board
US $23.00
16 Channel 12V Relay Module Interface Board For Arduino PIC ARM DSP PLC
16 Channel 12V Relay Module Interface Board For Arduino PIC ARM DSP PLC
US $65.00
12V 8 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
12V 8 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
US $33.00
Two Channel SPDT Relay Module Board,10A 250VAC/24VDC, 12VDC
Two Channel SPDT Relay Module Board,10A 250VAC/24VDC, 12VDC
US $9.00
4 Channel SPDT Relay Module Board,10A 250VAC/24VDC, 12VDC
4 Channel SPDT Relay Module Board,10A 250VAC/24VDC, 12VDC
US $17.10
4 Channel 12V Relay Module Interface Board For Arduino PIC ARM DSP PLC
4 Channel 12V Relay Module Interface Board For Arduino PIC ARM DSP PLC
US $17.00
12V 2 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
12V 2 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
US $9.00
12V 10 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
12V 10 Channel Relay Module Board for Arduino PIC AVR MCU DSP ARM Electronic
US $41.00
12V 4 Channel Relay Module Board for your AVR, PIC  Project - 10A @ 250VAC/24VDC
12V 4 Channel Relay Module Board for your AVR, PIC Project - 10A @ 250VAC/24VDC
US $17.00
1 Channel Relay Module Board 5V for PIC AVR MCU DSP
1 Channel Relay Module Board 5V for PIC AVR MCU DSP
US $20.80
2 Channel Relay Module Board 5V for PIC AVR MCU DSP
2 Channel Relay Module Board 5V for PIC AVR MCU DSP
US $24.35
4 Channel Relay Module Board 5V for PIC AVR MCU DSP
4 Channel Relay Module Board 5V for PIC AVR MCU DSP
US $27.90
8 Channel Relay Module Board 5V for PIC AVR MCU DSP
8 Channel Relay Module Board 5V for PIC AVR MCU DSP
US $48.90
Eight 8 Way Channel Relay Board Module MCU Automation ARM PIC AVR 12V
Eight 8 Way Channel Relay Board Module MCU Automation ARM PIC AVR 12V
US $33.99
8 Way Channel Relay Switch Board MCU Automation ARM PIC AVR Dual 5V
8 Way Channel Relay Switch Board MCU Automation ARM PIC AVR Dual 5V
US $33.99
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
US $12.62
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
US $12.62
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
IACS 2 Channel Relay Board 5V 12V 24V DC 2CH TTL Input 10A Control Arduino PIC
US $12.62
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
US $31.58
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
US $31.58
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
IACS 8 Channel Relay Board 5V 12V 24V DC 8CH TTL Input 10A Control Arduino AVR
US $31.58
5V 8-Channel Relay Shield for for ATmega328 1280 2560 board Electronic DIY
5V 8-Channel Relay Shield for for ATmega328 1280 2560 board Electronic DIY
US $19.90
Wireless WiFi 802.11 Eight(8) Channel Relay Module Board: Web, TCP/IP, VB6, BCB6
Wireless WiFi 802.11 Eight(8) Channel Relay Module Board: Web, TCP/IP, VB6, BCB6
US $283.00
USB   RS485   40 Channel Relay Board (controller)
USB RS485 40 Channel Relay Board (controller)
US $220.00
WiFi 802.11 Wireless 12 Channel Relay Module I/O Board: Web, TCP/IP, VB6, BCB6
WiFi 802.11 Wireless 12 Channel Relay Module I/O Board: Web, TCP/IP, VB6, BCB6
US $315.00
USB Eight (8) Channel Relay Output Module Board for Home Automation - 12V
USB Eight (8) Channel Relay Output Module Board for Home Automation - 12V
US $48.97
Four 4 Way Channel Relay Board Module ARM AVR PIC Arduino 5V
Four 4 Way Channel Relay Board Module ARM AVR PIC Arduino 5V
US $19.99
4 Channel DC 24V Relay Module Board for Arduino PIC ARM DSP AVR 8051 MSP430
4 Channel DC 24V Relay Module Board for Arduino PIC ARM DSP AVR 8051 MSP430
US $12.98
  ADVENTECH PCLD-785B 24/16 CHANNEL RELAY OUTPUT BOARD PCB NEW
ADVENTECH PCLD-785B 24/16 CHANNEL RELAY OUTPUT BOARD PCB NEW
US $3.99
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
US $24.95
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
US $24.95
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
IACS 4 Channel Relay Board 5V 12V 24V DC 4CH TTL Input 10A Control Arduino AVR
US $24.95
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Channel Relay Board


5pcs x 2 Way Channel Relay Switch Board Module Automation12V, 5pcs x 2 Way Channel Relay Control Switch Board Module ARM PIC CNC Automation 5V, 5V 1 One Channel Relay Module Expansion Board For Appliance Control Arduino SCM, ADVENTECH PCLD-785B 24/16 CHANNEL RELAY OUTPUT BOARD PCB NEW , Four 4-Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP, Two 2 Channel 5V Relay Module Expansion Board For Arduino ARM PIC AVR MCU DSP, One 1 Channel Relay Module Expansion Board 5V For PIC AVR MCU DSP SCM, Eight 8 Channel 5V Relay Module Expansion Board For Arduino PIC AVR ARM MCU DSP, 2 Way Channel Relay Switch Board Module ARM AVR PIC 8051 Arduino12V, 2 Way Channel Relay Switch Board Module AVR PIC 8051 5V, 12V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 24V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 12V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 5V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 24V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 5V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 12V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 24V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 5V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 12V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 5V 1 One Channel Relay Module Expansion Board For Appliance Control Arduino SCM, 12V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 24V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 5V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 12V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 24V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 5V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 12V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 24V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 5V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 12V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 25A 1XHC XHC High Current, IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 25A 1XHC XHC High Current, IACS 1 Channel Relay Board 5V 12V 24V DC 1CH TTL Input 25A 1XHC XHC High Current, 24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 24V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 12V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 5V 8 Channel Relay Module Expansion Board For Arduino PIC AVR DSP ARM SCM, 24V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 12V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 5V 4 Channel Relay Shield Module Expansion board For Arduino ARM PIC AVR DSP, 24V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 12V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 5V 2 Way Two Channel Relay Module Expansion board For Arduino ARM PIC AVR DSP, 24V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 12V 1 One Channel Relay Module Expansion Board For Arduino SCM ARM PIC AVR DSP, 5V 1 One Channel Relay Module Expansion Board For Appliance Control Arduino SCM, 4-Channel 5V Relay Module Expansion Board MCU,
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