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2 channel Relay Module

$1.791 PCS
The 2-channel relay module places two relays on the same PCB, allowing them to share the input power supply. This reduces wiring and minimizes the overall size.
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nfrared Remote Control Four-Channel Relay Module-3
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4 channel Relay Module

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$4.291 PCS
The 4-channel relay module consists of four relays, offering a more balanced choice in terms of cost and capacity. It is well-suited for covering the majority of advanced design applications.
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433MHz transceiver module

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$1.891 PCS
433MHz wireless transceiver module, low power consumption, TTL communication.
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5A DC-DC Step-Down Voltage Regulator Power Module one
5A DC-DC Step-Down Voltage Regulator Power Module
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5A DC-DC Voltage Reduction and Stabilization Power Module

5A DC-DC step-down & stabilization module using the LM2596S: high-efficiency, wide voltage compatibility, stable output for industrial/automotive/portable devices.
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74HC595 8-Digit-Segment Display Module

$1.991 PCS
The 8-digit seven-segment display module connects two 4-digit displays together, enabling the display of more numbers and fully utilizing the capabilities of the driver chip.
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air pressure sensor Product image
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Air pressure, pressure and liquid level sensing control module

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$2.641pcs
All-in-one air pressure, pressure & liquid level sensor module, real-time monitoring, support control output, easy wiring for DIY.
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Flame Sensor Module 5-channel

Price range: $0.99 through $1.991 PCS
The 5‑channel sensor expands the flame detection angle, making it suitable for applications such as fire‑fighting robots.
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PCF8575 PRODUCT COVER
PCF8575 PRODUCT FRONT
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PCF8575 IO Expander Module I2C to 16

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$3.461pcs
PCF8575 Module, I2C controls 16 IO ports, compact & easy integration, universal for mainstream MCUs, plug-and-play
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Relay Module 8 channel

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$4.991 PCS
The 8-channel relay module uses a single power input to supply eight relays, covering many application scenarios and reducing concerns about insufficient relay count.
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TM1637 Segment Display Module

$0.99 1 PCS
The TM1637 seven-segment display module utilizes the TM1637 for control, requiring only two wires for operation. It incorporates an internal register for easier and more convenient management.
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XY-PWM

$3.981pcs
The XY-PWM module is a device that generates adjustable PWM waves. It can output corresponding PWM waveforms according to the set duty cycle and frequency, and is often used for components that require speed regulation.
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