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7.83 Schumann Resonator Overvoltage Overcurrent Surge Protection 0.01-100Khz Continuously Adjustable Frequency Signal Generator
$17.75-18.26
Min. order 2 pieces
In-Out Shared Port Bidirectional 5V UPS Mini Board 3.7V 4.2V Lithium Battery Charge Discharge for Arrrduino ESP32 PI ESP8266 MCU
$1.01-1.04
Min. order 30 pieces
DC 12V 24V AC 110V 220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe 30A Water Pump Automatic Start-Stop Controller
$7.83-8.70
Min. order 5 pieces
5V 12V 24V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com for Arrrduino MEGA NANO
$2.87-2.96
Min. order 20 pieces
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Eletechsup
KWS-302WF 170-300V/63A AC Digital Display Multi-function Guide Rail Voltage Ammeter with Over Temperature Current Power off
$7.43-12.82
Min. Order: 5 pieces
Max 3A Synchronous 4-Switch High Efficiency DC-DC Buck-Boost Converter Module 3-23V to 3.3V 4.2V 5V 6V 10V 12V Voltage Regulator
$3.20-3.40
Min. Order: 10 pieces
16AI-16DI-16DO 4-20MA 0-10V Current Voltage Dry Wet Contact MOS RS485 Relay 12V 24V MEGA2560 Pro Simple PLC IO Board
$26-28
Min. Order: 5 pieces
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Mini 16x16 Matrix Red LED Display 1.9MM Dot Module MCU SPI Board For MEGA2560 DUE NANO LEONARDO MICRO STM32 AVR
$4.60-5
Min. Order: 10 pieces
1A 3.7V Li-ion Li-Po / 3.2V LiFePO4 Battery 4.2V 3.6V Charger MPPT Solar Controller Module For Solar Panel Mobile Power USB
$0.90-1
Min. Order: 10 pieces
Ultra Small Single-Cell Li-Ion Li-Polymer Batteries Over Charge Discharge Overcurrent Protection Module
$0.30-0.40
Min. Order: 10 pieces
UPS Module 5V 1A 3.7V 4.2V Li-Ion Battery Charge Discharge Board for MEGA2560 ESP32 Uninterrupted Power Supply
$0.85-0.95
Min. Order: 10 pieces
4A Multi-Chemistry Li-ion/Li-po/LiFePO4/Lithium Titanate Batteries Charger With Photovoltaic Cell MPPT Function
$3.20-3.40
Min. Order: 10 pieces
CE034_M DC 5V 6V 9V 12V 15V 24V BT-compatible Relay Module APP Mobile Phone Remote control
$9-10
Min. Order: 10 pieces
DC 5V 12V 24V RS485 RS232 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote acquisition monitor Module B3950 10K 1%
$0.40-3.50
Min. Order: 10 pieces
12V 24V 10-30A High Power Overload Overcurrent Short Circuit Protector Module Io57E02 Io58F02 for Motor Led
$5-8
Min. Order: 5 pieces
High Efficiency Large Power DC 5V 6V 9V 12V 15V 24V UPS Module IN-OUT 3.7V 4.2V Lithium Battery Charger Discharge Home Network
$3.60
Min. Order: 10 pieces
1-10kHz Duty Cycle & Frequency Adjustable PWM Square Wave Pulse Generator Module replace NE555 LM358 CD4017 DDS AD9850
$1.75-1.85
Min. Order: 10 pieces
1uF To 9999uF 10mF Large-Capacity Programmable Adjustable Electrolytic Capacitors Module for Electronic Circuit Development
$7.50-8.50
Min. Order: 10 pieces
Type-C USB Female Input DC DC Boost Step-up Converter 5V to 6V 9V 12V 15V 24V Power module DDTC12UA
$1.20
Min. Order: 10 pieces
20W DC 3.5-30V 330MA/500MA/660MA/910MA HB LED Driver Module DC-DC Buck Constant Current Converter for Flashlight Headlights
$0.70-0.80
Min. Order: 10 pieces
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