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https://cdn.shopify.com/s/files/1/0858/1700/0192/files/HTB1n.cWXODxK1RjSsphq6zHrpXas.webp?v=1789367835 DD0512MA Mini 5W Boost Converter – DC 2.6-6V to 3.7V/5V/12V Adjustable Step-Up Regulator Module for DIY Electronics https://www.eletechsups.com/products/16ch-pt100-temperature-acquisition-module-dc-12-24v-rs485-modbus-rtu-collector-board-40-c-to-500-c-for-industrial-monitoring-pta8e16 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S9ffb5a910c30497c8b154bb0c3451e44w.webp?v=1789368333 16CH PT100 Temperature Acquisition Module – DC 12/24V RS485 Modbus RTU Collector Board -40°C to +500°C for Industrial Monitoring PTA8E16 https://www.eletechsups.com/products/ddtc11uc-14w-type-c-5v-to-6v-8-4v-9v-12v-step-up-dc-dc-boost-converter-voltage-regulator-module-for-diy-arduino-mobile-charger 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609141448466aa798ce8fedf.jpg?v=1789368773 DDTC11UC 14W Type-C 5V to 6V 8.4V 9V 12V Step-Up DC-DC Boost Converter Voltage Regulator Module for DIY Arduino Mobile Charger https://www.eletechsups.com/products/modbus-rs485-remote-io-module-dmos-pnp-output-npn-pnp-input-expansion-board-8-16-32-channels-for-plc-industrial-automation-25ioa08-25iob16-25ioc32 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609141454176aa79a19b8895.jpg?v=1789369368 Modbus RS485 Remote IO Module – DMOS PNP Output & NPN/PNP Input Expansion Board 8/16/32 Channels for PLC Industrial Automation 25IOA08 25IOB16 25IOC32 https://www.eletechsups.com/products/ud23a08-8-channel-serial-relay-controller-usb-ttl-rs232-multi-voltage-smart-switch-for-plc-automation-industrial-control 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/HTB1F0rMaUH1gK0jSZSyq6xtlpXao.webp?v=1789369740 UD23A08 8-Channel Serial Relay Controller – USB/TTL/RS232 Multi-Voltage Smart Switch for PLC Automation & Industrial Control 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ND9024TA DC 10V-90V to 24V 12V 5V 2.5A Buck Module High Voltage Regulator for Electric Vehicle Battery Solar System Power Supply Converter https://www.eletechsups.com/products/io34h02-ac-time-delay-relay-module-110v-120v-220v-50-60hz-dip-switch-programmable-timer-for-light-fan-pump-automatic-door-control 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609141811356aa7c85747784.jpg?v=1789380783 IO34H02 AC Time Delay Relay Module – 110V/120V/220V 50-60Hz DIP Switch Programmable Timer for Light Fan Pump Automatic Door Control https://www.eletechsups.com/products/dd05ajsb-adjustable-buck-converter-dc-2-5-5-5v-to-0-6-5v-synchronous-step-down-regulator-module-for-diy-electronics 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/HTB11wjBMVXXXXctXpXXq6xXFXXXT.webp?v=1789381284 DD05AJSB Adjustable Buck Converter – DC 2.5-5.5V to 0.6-5V Synchronous Step-Down Regulator Module for DIY Electronics 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https://www.eletechsups.com/products/r4rom01-3a-mini-rs485-relay-module-low-noise-5v-12v-24v-modbus-rtu-remote-io-board-with-6-control-commands-for-plc-smart-home 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151431336aa8e645e4c50.jpg?v=1789454143 R4ROM01 3A Mini RS485 Relay Module – Low Noise 5V/12V/24V Modbus RTU Remote IO Board with 6 Control Commands for PLC Smart Home https://www.eletechsups.com/products/r4ioj32-5-in-1-32di-32do-16di-16do-8di-24do-24di-8do-modbus-rtu-digital-5v-3-3v-ttl-io-rs485-2-54mm-pin-core-board 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/Sac4b251d02cd481c9594555ee72244021.webp?v=1789454776 R4IOJ32 5 IN 1 32DI/32DO/16DI-16DO/8DI-24DO/24DI-8DO Modbus Rtu Digital 5V 3.3V TTL IO RS485 2.54mm Pin Core Board https://www.eletechsups.com/products/dndins3-esp32-s3-screw-terminal-expansion-module-din-rail-mount-adapter-3-96mm-26-16awg-wire-range-industrial-iot-diy 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151450596aa8ead3637a3.jpg?v=1789455337 DNDINS3 ESP32-S3 Screw Terminal Expansion Module DIN Rail Mount Adapter 3.96mm 26-16AWG Wire Range Industrial IoT DIY https://www.eletechsups.com/products/kc23c01-multifunction-pulse-counter-relay-module-dc-5v-12v-24v-programmable-timer-delay-switch-with-12-modes-10a-output-for-plc-automation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S7e11048fb9b041e784b6edb9281ebf2dg.webp?v=1789456275 KC23C01 Multifunction Pulse Counter Relay Module – DC 5V 12V 24V Programmable Timer Delay Switch with 12 Modes 10A Output for PLC Automation https://www.eletechsups.com/products/dc-12v-1-2-4-8-12-channel-isolation-di-do-plc-io-expanding-board-rs485-relay-module-10ioa01-10ioa02-10ioa04-10ioa08-10ioa12-modbus-rtu-code-01-05-15-02-03-06-16 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151520366aa8f1c41ab27.jpg?v=1789457576 DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module 10IOA01 10IOA02 10IOA04 10IOA08 10IOA12 Modbus RTU Code 01 05 15 02 03 06 16 https://www.eletechsups.com/products/dm49c04-4-digit-7-segment-led-display-module-uart-ttl-serial-port-ascii-text-display-for-arduino-uno-mega2560-leonardo-micro-nano 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S43d025cc0a0143fb97cdb19825c7d73ei.webp?v=1789459044 DM49C04 4-Digit 7-Segment LED Display Module – UART TTL Serial Port ASCII Text Display for Arduino UNO MEGA2560 LEONARDO MICRO NANO https://www.eletechsups.com/products/r4d7g04-2ai-2di-20do-multifunction-relay-module-rs485-modbus-rtu-4-20ma-0-10v-analog-input-plc-io-expansion-board-10a-output 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S347d3f106c1949898338c7efc70325bec.webp?v=1789459662 R4D7G04 2AI-2DI-20DO Multifunction Relay Module – RS485 Modbus RTU 4-20mA/0-10V Analog Input PLC IO Expansion Board 10A Output https://www.eletechsups.com/products/pwm9b03-3-channel-high-precision-pwm-signal-generator-dc-12v-24v-pulse-frequency-duty-cycle-adjustable-module-for-led-dimming-motor-speed-control 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/Sb277287ab73e4105bf76896be157e699x.webp?v=1789460760 PWM9B03 3-Channel High Precision PWM Signal Generator – DC 12V/24V Pulse Frequency Duty Cycle Adjustable Module for LED Dimming Motor Speed Control https://www.eletechsups.com/products/esp32-38pin-io-expansion-board-es32a08-relay-es33b08-opto-isolated-input-4x-0-10v-4x-4-20ma-digital-tube-display-automation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151631586aa9027e69507.jpg?v=1789461395 ESP32 38PIN IO Expansion Board ES32A08 Relay ES33B08 Opto-isolated Input 4x 0-10V 4x 4-20MA Digital Tube Display Automation https://www.eletechsups.com/products/sfwsc08-8ch-250mm-schumann-resonance-generator-25-frequencies-7-83hz-sleep-aid-device-with-0-01-100000hz-adjustable-for-meditation-relaxation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202607161149336a5854cd0e154.jpg?v=1789461619 SFWSC08 8CH 250mm Schumann Resonance Generator – 25 Frequencies 7.83Hz Sleep Aid Device with 0.01-100000Hz Adjustable for Meditation Relaxation https://www.eletechsups.com/products/ld2740sc-80w-high-power-led-driver-module-dc-4-27v-1-4a-step-down-constant-current-board-with-pwm-dimming-for-solar-emergency-lights-automotive-drl 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/Sc11140e098a1474fb7b67a606bd2ba0bR.webp?v=1789462200 LD2740SC 80W High-Power LED Driver Module – DC 4-27V 1-4A Step-Down Constant Current Board with PWM Dimming for Solar Emergency Lights Automotive DRL https://www.eletechsups.com/products/ethub18-8-port-rs485-hub-industrial-serial-server-with-modbus-tcp-rtu-to-mqtt-gateway-for-plc-automation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/Sb2098a7755d741a7a9d99bc1453e846dE.webp?v=1789462464 ETHUB18 8-Port RS485 Hub – Industrial Serial Server with Modbus TCP RTU to MQTT Gateway for PLC Automation https://www.eletechsups.com/products/io23c01-8ch-30a-high-power-relay-module-dc24v-multifunction-timer-delay-switch-for-plc-motor-pump-led-control-equipment-test 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151701416aa9097529c33.jpg?v=1789462915 IO23C01 8CH 30A High Power Relay Module – DC24V Multifunction Timer Delay Switch for PLC Motor Pump LED Control & Equipment Test https://www.eletechsups.com/products/24dia16-24dib32-24dic48-16-48ch-digital-input-module-npn-pnp-switch-plc-io-expansion-board-with-3000vdc-isolation-rs485-modbus-rtu 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151706586aa90ab2266be.jpg?v=1789463607 24DIA16 24DIB32 24DIC48 16-48CH Digital Input Module – NPN/PNP Switch PLC IO Expansion Board with 3000VDC Isolation RS485 Modbus RTU https://www.eletechsups.com/products/n4ioa01-rs485-to-4-20ma-signal-generator-modbus-rtu-03-06-dac-analog-converter-module-12-24v-for-plc-industrial-automation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S1584f38123fd498092d6b4f6328028a9t.webp?v=1789464052 N4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation 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https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151808026aa919025b115.jpg?v=1789467021 8W DC-DC Boost Converter Module ND2A12MA, 2.6-6V Input to 5V/8.4V/12V/12.6V Output, Adjustable Current Limit 0.5-2.5A, UVLO/OVP/SCP https://www.eletechsups.com/products/dr42a01-dual-ch-12v-dpdt-delay-relay-module-18-mode-0-01s-timer-for-stereo-audio-polarity-reversal-plc-control 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151818256aa91b71a8e54.jpg?v=1789467529 DR42A01 Dual CH 12V DPDT Delay Relay Module – 18-Mode 0.01s Timer for Stereo Audio Polarity Reversal PLC Control https://www.eletechsups.com/products/ce014-3v-3-3v-3-7v-4-5v-5v-6v-to-5v-9v-12v-dc-dc-converter-step-up-boost-current-mode-pwm-voltage-transformation-module 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609151822506aa91c7a46b68.jpg?v=1789468022 CE014 3V 3.3V 3.7V 4.5V 5V 6V to 5V 9V 12V DC-DC Converter Step-Up Boost Current Mode PWM Voltage Transformation Module https://www.eletechsups.com/products/dnpro11-din-rail-mount-screw-terminal-block-adapter-for-arduino-pro-mini-board-industrial-controllers-11-positions 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S4b56dd91318c4d98820c318a802d6461b.webp?v=1789539969 DNPRO11 DIN Rail Mount Screw Terminal Block Adapter for Arduino pro Mini Board Industrial Controllers 11 Positions https://www.eletechsups.com/products/ddis24qc-18-75v-wide-input-to-12v-5v-3-3v-isolated-dc-dc-power-supply-2250v-isolation-din-rail-module-for-plc 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609161428326aaa3710136af.jpg?v=1789540224 DDIS24QC 18-75V Wide Input to 12V 5V 3.3V Isolated DC-DC Power Supply 2250V Isolation DIN Rail Module for PLC 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https://www.eletechsups.com/products/5v-backup-power-mini-ups-module-1-2a-bi-directional-shared-port-li-ion-charger-step-up-board-nd1a21mb-for-ip-camera-arduino-mcu-diy 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/900096202609161523166aaa43e48d9df.jpg?v=1789543559 5V Backup Power Mini UPS Module 1.2A Bi-Directional Shared Port Li-ion Charger Step Up Board ND1A21MB for IP Camera Arduino MCU DIY https://www.eletechsups.com/products/btid42ma-mini-1s-li-ion-battery-power-indicator-module-3-7v-4-2v-led-voltage-display-for-18650-26650-4680-charge-discharge-monitor 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/S0bc26d6ad7d843208acd85075505e039t.webp?v=1789543746 BTID42MA Mini 1S Li-ion Battery Power Indicator Module – 3.7V/4.2V LED Voltage Display for 18650 26650 4680 Charge Discharge Monitor 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https://www.eletechsups.com/products/opmsa04-opmsb08-opmsc12-opmsd16-4-16ch-5a-plc-signal-amplifier-board-dc-3-3-24v-npn-pnp-logic-level-converter-with-opto-isolation-mos-output-for-industrial-automation 2026-09-16T19:23:52+08:00 daily https://cdn.shopify.com/s/files/1/0858/1700/0192/files/Sa0aad6001fbb49f1aab9895f65fcb2eaT_e922a65b-cc08-4db7-9cff-5719f1d90aa9.webp?v=1789554165 OPMSA04 OPMSB08 OPMSC12 OPMSD16 4-16CH 5A PLC Signal Amplifier Board – DC 3.3-24V NPN/PNP Logic Level Converter with Opto-Isolation & MOS Output for Industrial Automation