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The Best 16 Channel Relay Board of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best 16 Channel Relay Board of 2022. Check our ranking below.

2,868 Reviews Scanned

Rank No. #1
ANMBEST 16 Channel 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for Raspberry Pi Arduino
  • It is 16 Channel Isolated 5V 10A Relay Module, each relay can individually switch on/off by an opto-isolated digital input, Standard interface can be directly connected with microcontrollers and be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, DSP, etc., very convenient.
  • Equipped with high-current relay, maximum load: AC250V 10A, 15A 125VAC, DC30V 10A; Trigger current of opto-isolator: 5mA.
  • RELIABLE: Fault-tolerant design, even if the control line breaks, the relay will not move; With optical coupling isolation, triggering more reliable, more stable.
  • EASY to INSTALL: Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation.
  • With indication LEDs for Relay output status. The working status indicator lights are conducive to the safe use.
Rank No. #2
SainSmart 16-Channel 12V Relay Module Board for Arduino DSP AVR PIC ARM
  • 12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equipped with high-current relay, AC250V 10A ; DC30V 12A
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic)
  • Indication LED's for Relay output status
Rank No. #3
SuziePi 16-Channel 12V Relay Module Board for Arduino DSP AVR PIC ARM
  • The 12V 16 Channel Relay interface board, and each one needs 15-20mA Driver Current.
  • The 12V 16 Channel Relay is equipped with high-current relay, AC250V 10A; DC30V 12A.
  • Indication LED's for Relay output status.
  • Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic).
  • With indication LEDs for Relay output status. The working status indicator lights are conducive to the safe use.
Rank No. #4
WWZMDiB 5V Relay Module 16 Channel Optocoupler Isolation Compatible with for Arduino Raspberry Pi ESP32 STM (5V Relay Module 16 Channel)
  • 5V Relay 16 Channel: Optocoupler isolation, low level triggering
  • Pull-in drive current: 70mA
  • Maximum load: 10A 250VAC / 15A 125VAC / 10A 30VDC
  • Power Indicator (Green), Relay Status Indicator (Red)
  • Compatible with for Arduino Raspberry Pi ESP32 STM
Rank No. #5
ACEIRMC 5V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power for Arduino DIY Kit PiC ARM AVR (1pcs)
  • 5V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equipped with high-current relay, AC250V 10A ; DC30V 12A
  • The control signal voltage range: the trigger signal is low 0-2V; high voltage must not exceed 5V.
  • Standard interface that can be controlled directly by microcontroller (for Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic)
  • DC 5V 16 Channel Relay Module Interface Board With Optocoupler Protection LM2576 Power for Arduino DIY Kit
SaleRank No. #6
JESSINIE 16 Channel 5V Relay Module with Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
  • The module adopts the HIC communication optocoupler isolation scheme to drive the relay, which has stable performance and is very suitable for use in situations where there are fewer I0 ports and a large number of relays need to be driven.
  • The relay can load a MAX current of 10A (resistive load) and has three address control bits A2, A1, and A0. It can expand up to 8 sets of 1IC addresses. When you use 4 11C relay modules, you can connect 8 sets of modules on two buses through MOSTs. With only two 10 analog 1IC communication, you can control up to 4 x8=32 relays
  • If you choose a 16 channel I1C relay module, your MOST can control up to 128 relays through two 10 port analog 1IC, greatly saving you 10 ports in situations where multiple relays are used.
  • Control voltage: 0-220V, module type: 16 relay control
  • Working current: 100ma/piece, load current: 10A (resistive load)/7A (inductive load)
Rank No. #7
DEVMO 12V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power Compatible with Ar-duino DIY Kit PiC ARM AVR
  • Industrial/Scientific/Industrial Electrical/Controls/Indicators/Relays
  • 12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equipped with high-current relay, AC250V 10A DC30V 12A
  • The control signal voltage range: the trigger signal is low 0-2V; high voltage must not exceed 12v
  • Standard interface that can be controlled directly by microcontroller (Ar-duino 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic)
Rank No. #8
ACEIRMC 12V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power for Arduino DIY Kit PiC ARM AVR
  • 12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equipped with high-current relay, AC250V 10A ; DC30V 12A
  • The control signal voltage range: the trigger signal is low 0-2V; high voltage must not exceed 12v
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic)
  • DC 12V 16 Channel Relay Module Interface Board With Optocoupler Protection LM2576 Power for Arduino DIY Kit
Rank No. #9
SainSmart 16-Channel 9-36V USB Relay Module
  • This is USB controlled relay opto-isolated board with 16 SPDT relays.
  • You can use it for simple ON/OFF switching electrical devices - home lights, DC motors, solenoids and others.
  • It can help you building projects like robotics and home automation.
Rank No. #10
16 Channel Relay Module Walfront Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)
  • POWER REVERSE CONNECTION -- With power supply reverse connection function to prevent damaging the module. The module uses genuine high-quality relay, rated load of normally open interface: AC 250V/10A, DC 30V/10A.
  • POWER REVERSE CONNECTION -- With power supply reverse connection function to prevent damaging the module. The module uses genuine high-quality relay, rated load of normally open interface: AC 250V/10A, DC 30V/10A.
  • STRONG ANTI-INTERFERENCE -- Using small-sized two-way isolated optocoupler, with strong anti-interference ability and current is only 5mA. Power indicator (red), relay status indicator (blue).
  • CAN SELECT CONTROL LEVEL -- Users can select the control level of the relay, which can be high level pull-in or low level pull-in. With reasonable layout and stable performance, can be widely used in a variety pf pulverized coal control.
  • USER FRIENDLY INTERFACE -- User-friendly interface design, all interfaces can be directly connected by the wiring terminals, very convenient. Designed with 4 3mm fixed bolt holes for easy mounting.

Last update on 2025-07-05 / Affiliate links / Images from Amazon Product Advertising API

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