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购买 Relay Module in Fire Alarm System
广告
$16.95
Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
Amazon.com
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$16.95
Seco-Larm Enforcer Relay Module, 2 7A Form C SPDT Relays (SR-1212-C7ALQ)
Amazon.com
$40.00
Simplex 4090-9002 Individual Addressable Relay Module
Amazon.com
Free shipping
$40.00
Simplex 4090-9002 Individual Addressable Relay Module
Amazon.com
$613.00
SK-RELAY-6 HONEYWELL - Fire Safety & Fire Alarm Control Supplies
Radwell.com
$613.00
SK-RELAY-6 HONEYWELL - Fire Safety & Fire Alarm Control Supplies
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$12.45
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
折扣 13%
$12.45
$14.39
RS485 12V 1-Channel Relay Module For PLC Controller Industrial Automation Systems
Amazon.com
$9.00
4 Channel Relay Module Switch Module ESP-8266 (12V)
Amazon.com
$9.00
4 Channel Relay Module Switch Module ESP-8266 (12V)
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$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
368
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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$64.10
900-FA Von Duprin Fire Alarm Relay FA900
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$64.10
900-FA Von Duprin Fire Alarm Relay FA900
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$144.00
Fireboy Xintex RCM5 CO Alarm Relay Control Module
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Amazon.com
$15.55
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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Kidde SM120X Smoke Alarm Relay Module
Electric Bargain Store
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Kidde SM120X Smoke Alarm Relay Module
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USI Electric Relay Module For Smoke And Fire Alarms USI-960 - Case Of 3 Minimum
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USI Electric Relay Module For Smoke And Fire Alarms USI-960 - Case Of 3 Minimum
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Fireboy-Xintex CO Alarm Relay Control Module | By West Marine
WestMarine
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$249.99
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Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control
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ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
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ALTRONIX RB524 Relay Module - 24VDC Operation, 40Ma Current Draw, DPDT Contacts Rated @ 5 Amp/220VAC Or 28VDC.
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Garosa 8 Channel Relay Module, DC 12V, 8X 10A Relay, RS485, Manual Operation, Silver Contacts, Normally Open, Surface Mount
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