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Newest Version 4G/2G Remote RTU5024 Gsm Gate Opener Gsm Access Control Opener Relay Switch
$15.00 - $34.98
Min. Order: 1 unit
4.7/5.0·48 reviews·"Fast delivery"
Modbus-Rtu 2-channel Relay Module Switch Input And Output RS485 / TTL Communication
$5.40 - $7.40
Min. Order: 10 pieces
4.9/5.0·87 reviews·"good service"
New Style BLUE SOB863860 DC-AC 3.5-30VDC To 24-600VAC Single Phase Solid State Relay DC To AC Relay SSR Solid-State Relay
$22.00 - $23.50
Min. Order: 5 pieces
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Rs485 Remote Control Relay Module DC24V 32-Channel RS485 Communication Relay Module With Modbus Protocol For Remote Control5.0/5.0·2 reviews·"fast delivery"
Ready to Ship
$100.00 - $103.00
Min. Order: 5 pieces
Shipping per piece: $7.91
Taidacent Smart Home Second Development DC5-30V Wifi 8 Channel Relay Board ESP32 8CH Relay Switch ESP32-WROOM ESP32 Relay Module4.8/5.0·23 reviews·"Excellent service"
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$9.08 - $17.58
Min. Order: 5 pieces
Shipping per piece: $4.76
Batch supplier be directed against CSIO-04TR-J45 with ethernet communication rS485/modbus/mgtt
$67.00 - $75.00
Min. Order: 1 piece
5.0/5.0·2 reviews
Supplier Ethernet Communication RS485/modbus/mgtt
$67.00 - $75.00
Min. Order: 1 piece
5.0/5.0·2 reviews
4-20mA 0-5V analog relay RS485 paperless recorder 2 4 6 canais temperature RTD pressure current voltage data logger4.9/5.0·11 reviews
Ready to Ship
$330.00 - $550.00
Min. Order: 10 sets
Shipping per piece: $5.88
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About rs485 communication relay module suppliers
16 rs485 communication relay module suppliers products are offered for sale by suppliers on Alibaba.com