Circuit Board Components

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15A DC 6-30V Polymer Lithium Battery Discharge Protection Board Module
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15A DC 6-30V Polymer Lithium Battery Discharge Protection Board Module
$ 27 .64
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4CH 3.7V-24V Lithium Battery Charging Discharge Protection Board Module
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4CH 3.7V-24V Lithium Battery Charging Discharge Protection Board Module
$ 46 .29
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TTL Modbus Rtu NTC Thermistor Temperature Sensor Module B3950 10K 1%-B
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TTL Modbus Rtu NTC Thermistor Temperature Sensor Module B3950 10K 1%-B
$ 24 .77
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TTL Modbus Rtu NTC Thermistor Temperature Sensor Module B3950 10K 1%-A
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TTL Modbus Rtu NTC Thermistor Temperature Sensor Module B3950 10K 1%-A
$ 24 .77
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DC 12V RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor
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DC 12V RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor
$ 28 .89
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus B3950 10K 1%-B
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus B3950 10K 1%-B
$ 23 .81
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus B3950 10K 1%-A
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus B3950 10K 1%-A
$ 23 .81
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus
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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus
$ 34 .61
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1 Cell NiMH NiCd Battery Dedicated Charger Charging Module Board
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1 Cell NiMH NiCd Battery Dedicated Charger Charging Module Board
$ 24 .52
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1A 1.2V 2.4V 3.6V NiMH Battery Dedicated Charger 1.5V -1S No Termination
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1A 1.2V 2.4V 3.6V NiMH Battery Dedicated Charger 1.5V -1S No Termination
$ 24 .52
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2PCS 10W Dual Output DC Buck Step-Down Converter Module DC 12V 5V
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2PCS 10W Dual Output DC Buck Step-Down Converter Module DC 12V 5V
$ 41 .57
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mini 5A DC-DC Converter Step-Down Module Voltage Regulator 4.5V-18V to 3.3V
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mini 5A DC-DC Converter Step-Down Module Voltage Regulator 4.5V-18V to 3.3V
$ 24 .47
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2A DC Buck Converter 3.3-5.5 to 3.3V Module Step Down Voltage Regulator no Pin
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2A DC Buck Converter 3.3-5.5 to 3.3V Module Step Down Voltage Regulator no Pin
$ 23 .57
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7W mini DC Boost Step-up Converter 2.6-5.5V to 12V no Pin for LED Motor
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7W mini DC Boost Step-up Converter 2.6-5.5V to 12V no Pin for LED Motor
$ 23 .57
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2 In 1 DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish Tank
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2 In 1 DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish Tank
$ 27 .62
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32ch MODBUS RTU DC 12V RS485 SPDT Relay Board 485 Bus Remote Control Switch
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32ch MODBUS RTU DC 12V RS485 SPDT Relay Board 485 Bus Remote Control Switch
$ 143 .96
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32ch NPN Isolated Digital Input RS485 Modbus Rtu Controller
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32ch NPN Isolated Digital Input RS485 Modbus Rtu Controller
$ 51
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-3#
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-3#
$ 31 .43
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-2#
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-2#
$ 30 .48
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-1#
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3 in 1 8ch Input/Output Digital Switch Modbus Rtu Board For PLC Relay-1#
$ 30 .16
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DC 12V 8CH Analog Digital Input Output Devices RTU Board with Box
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DC 12V 8CH Analog Digital Input Output Devices RTU Board with Box
$ 46 .56
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DC 12V 8CH Analog Digital Input Output Devices RTU Board
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DC 12V 8CH Analog Digital Input Output Devices RTU Board
$ 41 .57
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DC 12V 2CH DAC Module 0-5V 0-10V PWM to Voltage Analog Converter
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DC 12V 2CH DAC Module 0-5V 0-10V PWM to Voltage Analog Converter
$ 28 .57
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12ch 12V Input Output UART RS485 Relay Module Modbus RTU DIN35 C45 Rail Box-1#
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12ch 12V Input Output UART RS485 Relay Module Modbus RTU DIN35 C45 Rail Box-1#
$ 60 .43
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DC 12V 8 Isolated Input & 8 Output DIN35 C45 UART RS485 Relay Module
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DC 12V 8 Isolated Input & 8 Output DIN35 C45 UART RS485 Relay Module
$ 49 .37
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4-20MA/0-20MA/0-5V/0-10V 4ch Voltage Analog Acquisition RS485
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4-20MA/0-20MA/0-5V/0-10V 4ch Voltage Analog Acquisition RS485
$ 28 .26
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4-20MA DC 12V 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module-2#
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4-20MA DC 12V 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module-2#
$ 26 .11
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DC 5V 7.5V 9V 2Ch RS232 Relay Board Remote Control USB PC UART COM Serial Ports
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DC 5V 7.5V 9V 2Ch RS232 Relay Board Remote Control USB PC UART COM Serial Ports
$ 33
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DC 12V 10A Magnetic Latching Relay Module Zero Power Hold Switch Bistable
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DC 12V 10A Magnetic Latching Relay Module Zero Power Hold Switch Bistable
$ 25 .10
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2PCS Three-terminal Positive Regulators Module LDO Board 14.5-30V To 12V-2#
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2PCS Three-terminal Positive Regulators Module LDO Board 14.5-30V To 12V-2#
$ 27 .60
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1A 3.2V 3.6V Dedicated Charging Module Li Polymer for Ebike UPS Car No Pin
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1A 3.2V 3.6V Dedicated Charging Module Li Polymer for Ebike UPS Car No Pin
$ 24 .21
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10PCS DC 350mA Constant Sink Current Low Dropout Voltage LED Driver Module-2#
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10PCS DC 350mA Constant Sink Current Low Dropout Voltage LED Driver Module-2#
$ 32 .14
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10PCS DC 260mA Constant Sink Current Low Dropout Voltage LED Driver Module-2#
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10PCS DC 260mA Constant Sink Current Low Dropout Voltage LED Driver Module-2#
$ 32 .14
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10PCS DC 350mA Constant Sink Current Low Dropout Voltage LED Driver Module-1#
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10PCS DC 350mA Constant Sink Current Low Dropout Voltage LED Driver Module-1#
$ 32 .14
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10PCS DC 260mA Constant Sink Current Low Dropout Voltage LED Driver Module-1#
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10PCS DC 260mA Constant Sink Current Low Dropout Voltage LED Driver Module-1#
$ 32 .14
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72W DC 8-50V 1A Adjustable LED Driver PWM Controller DC-DC-1#
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72W DC 8-50V 1A Adjustable LED Driver PWM Controller DC-DC-1#
$ 29 .86
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72W DC 8-50V 1A Adjustable LED Driver PWM Controller DC-DC-2#
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72W DC 8-50V 1A Adjustable LED Driver PWM Controller DC-DC-2#
$ 29 .86
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3pcs 20-900MA 6-25V Handle adjustment LED driver Module PWM Controller
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3pcs 20-900MA 6-25V Handle adjustment LED driver Module PWM Controller
$ 28 .91
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DC 6-24V 30-900mA Adjustable LED Driver PWM Controller
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DC 6-24V 30-900mA Adjustable LED Driver PWM Controller
$ 25 .08
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2pcs DC 12V Water Liquid Level 2P Male XH2.54mm Pitch Wire Cable Controller
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2pcs DC 12V Water Liquid Level 2P Male XH2.54mm Pitch Wire Cable Controller
$ 25 .10
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High Mid Low level indicator DC 12V Water Liquid Level Controller Sensor Switch
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High Mid Low level indicator DC 12V Water Liquid Level Controller Sensor Switch
$ 27 .01
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30A 12V Water Level Automatic Controller Automatic Control Relay Board
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30A 12V Water Level Automatic Controller Automatic Control Relay Board
$ 27 .92
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12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor
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12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor
$ 26 .75
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4 Digital Water Liquid Level Indicator Board Controller Sensor Switch Module-2#
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4 Digital Water Liquid Level Indicator Board Controller Sensor Switch Module-2#
$ 24 .21
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4 Digital Water Liquid Level Indicator Board Controller Sensor Switch Module-1#
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4 Digital Water Liquid Level Indicator Board Controller Sensor Switch Module-1#
$ 24 .21
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DC 5V 2 Channel Delay Timer Module Delay Relay Controller
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DC 5V 2 Channel Delay Timer Module Delay Relay Controller
$ 29 .51
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5pcs Power on Delay Relay Cycle Timer Switch Board for Motor Reversible
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5pcs Power on Delay Relay Cycle Timer Switch Board for Motor Reversible
$ 29 .51
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2pcs DC 12V 2CH Delay Relay Cycle Timer Switch Module for Motor LED Smart Home
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2pcs DC 12V 2CH Delay Relay Cycle Timer Switch Module for Motor LED Smart Home
$ 29 .51
Showing 48 of 200+ products


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