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4 channels output module
(999+ products available)
Alibaba
Consumer Electronics
Television, Home Audio, Video & Accessories
Receivers & Amplifiers
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2/
4
/8/16
channels
PT100 K/S/R/B/N/E/J/T type Thermocouple Sensor RS485 Modbus
Output
Temperature Acquisition
Module
Ready to Ship
$25.10-75
Min. order: 1 unit
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6-
channel
PNP/NPN input and
output
optocoupler isolation PLC signal amplifier board relay
module
module
Ready to Ship
$4.50-5.50
Min. order: 1 piece
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Modbus-Rtu 1/2/
4
/8 relay
module
switching input and
output
RS485/TTL communication
$2.08-6.95
Min. order: 1 piece
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New 1 Relay IO
Module
Modbus Control Remote Control Switch Quantity Acquisition RS485 Serial Port 2 Input/
output
Channels
$4.35-17.75
Min. order: 10 pieces
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XH-A232 D Class Digital Audio Power Amplifier Board High-Definition 30W
Output
Module
12-24V Powered Electronic Components
Ready to Ship
$1-1.09
$1.02-1.11
-2%
Min. order: 5 pieces
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PC817
4
CH Optocoupler Isolation
Module
Ready to Ship
$2.70-3.50
Min. order: 10 pieces
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4G
module
DTU Network IO Controller
4
-way digital input
4
-way relay
output
audio recording RS485
$19.80-22.50
Min. order: 1 piece
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2/
4
/6/8/10/12/16
Channel
PLC
Output
Signal Amplifier 16A 8PIN Relay
Module
Trigger Voltage 12V 24V 1NO+1NC NPN/PNP Compatible
$12.41-45.81
Min. order: 1 piece
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